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#1 Le 15/02/2018, à 16:00

Alain-Edmond

[RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Bonjour,
Suite à une mise à jour de notre copain W10 (extrêmement sournoise puisqu'elle me pistait depuis un bon mois) ubuntu 17.10 à perdu la main sur le grub.
Je suis passé par les options  de démarrage avancées de W10 pour être sur une session d'ubuntu et  une fois dessus j'ai rentré en ligne de commande ceci: "sudo grub-install" comme recommandé sur un tuto mais ça n'a pas fonctionné.
Avez-vous des solutions autres que cette commande là ??
A-E

Dernière modification par Alain-Edmond (Le 20/02/2018, à 14:05)


ACER Aspire VN7 - Dualboot w10 et Ubuntu 21.10 LTS
HP Pavilion Power Desktop Core I5 7400 CPU 3.00GHZ Vitesse 3.00MHZ
W10

Hors ligne

#2 Le 15/02/2018, à 16:26

malbo

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Je viens de jeter un œil dans ce post récent de toi qui ne sent pas la rose (c'est le post qui pue) : https://forum.ubuntu-fr.org/viewtopic.p … #p21868081
Du coup, je crois qu'un Boot-Info s'impose. Pour ce faire, je te prie de démarrer ton ordi sur un support Live de Ubuntu (LiveUSB ou Live DVD) en sélectionnant "Try Ubuntu without installing" et de faire le Boot-Info en suivant les indications du paragraphe 1.2 Cas où aucun ubuntu installé sur disque n'est opérationnel. Tu donneras l'URL de ce Boot-Info dans ta réponse.

Hors ligne

#3 Le 15/02/2018, à 16:36

Alain-Edmond

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Ok, je fais cela tout de suite... et reviens vers toi après.
A-E


ACER Aspire VN7 - Dualboot w10 et Ubuntu 21.10 LTS
HP Pavilion Power Desktop Core I5 7400 CPU 3.00GHZ Vitesse 3.00MHZ
W10

Hors ligne

#4 Le 15/02/2018, à 17:16

Alain-Edmond

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

c'est un peu laborieux avec un clavier anglo-saxon.... mais bon voilà:

http://paste.ubuntu.com/p/VhVYpbM8v6/


ACER Aspire VN7 - Dualboot w10 et Ubuntu 21.10 LTS
HP Pavilion Power Desktop Core I5 7400 CPU 3.00GHZ Vitesse 3.00MHZ
W10

Hors ligne

#5 Le 15/02/2018, à 18:07

malbo

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Ton Boot-Info est là :

 Boot Info Script 8f991e4 + Boot-Repair extra info      [Boot-Info 25oct2017]


============================= Boot Info Summary: ===============================

 => No boot loader is installed in the MBR of /dev/sda.

sda1: __________________________________________________________________________

    File system:       vfat
    Boot sector type:  Windows 8/2012: FAT32
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        /EFI/ubuntu/grub.cfg /EFI/Boot/bootx64.efi 
                       /EFI/Boot/fbx64.efi /EFI/ubuntu/fwupx64.efi 
                       /EFI/ubuntu/grubx64.efi /EFI/ubuntu/mmx64.efi 
                       /EFI/ubuntu/shimx64.efi 
                       /EFI/Microsoft/Boot/bootmgfw.efi 
                       /EFI/Microsoft/Boot/bootmgr.efi 
                       /EFI/Microsoft/Boot/memtest.efi 
                       /EFI/OEM/Boot/bootmgfw.efi /EFI/OEM/Boot/bootmgr.efi 
                       /EFI/OEM/Boot/memtest.efi

sda2: __________________________________________________________________________

    File system:       
    Boot sector type:  -
    Boot sector info: 
    Mounting failed:   mount: /mnt/BootInfo/sda2: unknown filesystem type ''.

sda3: __________________________________________________________________________

    File system:       ntfs
    Boot sector type:  Windows 8/2012: NTFS
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        /Windows/System32/winload.exe

sda4: __________________________________________________________________________

    File system:       ntfs
    Boot sector type:  Windows 8/2012: NTFS
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        

sda5: __________________________________________________________________________

    File system:       ext4
    Boot sector type:  -
    Boot sector info: 
    Operating System:  Ubuntu 17.10
    Boot files:        /boot/grub/grub.cfg /etc/fstab

sda6: __________________________________________________________________________

    File system:       swap
    Boot sector type:  -
    Boot sector info: 

sda7: __________________________________________________________________________

    File system:       ext4
    Boot sector type:  -
    Boot sector info: 
    Operating System:  Ubuntu 17.10
    Boot files:        /etc/fstab

sda8: __________________________________________________________________________

    File system:       vfat
    Boot sector type:  FAT32
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        

============================ Drive/Partition Info: =============================

Drive: sda _____________________________________________________________________
Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: gpt

Partition  Boot  Start Sector    End Sector  # of Sectors  Id System

/dev/sda1                   1 1,953,525,167 1,953,525,167  ee GPT


GUID Partition Table detected.

Partition  Attrs   Start Sector    End Sector  # of Sectors System
/dev/sda1                 2,048       206,847       204,800 EFI System partition
/dev/sda2               206,848       239,615        32,768 Microsoft Reserved Partition (Windows)
/dev/sda3               239,616 1,800,903,514 1,800,663,899 Data partition (Windows/Linux)
/dev/sda4      R  1,952,499,712 1,953,523,711     1,024,000 Windows Recovery Environment (Windows)
/dev/sda5         1,800,904,704 1,839,966,207    39,061,504 Data partition (Linux)
/dev/sda6         1,839,966,208 1,859,497,983    19,531,776 Swap partition (Linux)
/dev/sda7         1,859,497,984 1,952,077,823    92,579,840 Data partition (Linux)
/dev/sda8         1,952,077,824 1,952,499,711       421,888 EFI System partition

Attributes: R=Required, N=No Block IO, B=Legacy BIOS Bootable, +=More bits set

"blkid" output: ________________________________________________________________

Device           UUID                                   TYPE       LABEL

/dev/loop0                                              squashfs   
/dev/sda1        0428-CC76                              vfat       ESP
/dev/sda2                                                          
/dev/sda3        46CC2A20CC2A0B2F                       ntfs       Acer
/dev/sda4        E44A2BD34A2BA0F2                       ntfs       Recovery
/dev/sda5        3ad4a001-0ce9-474f-987d-86f247ed38ad   ext4       
/dev/sda6        5f8b32b6-67b3-4b15-b7b6-8cb1f4d5200a   swap       
/dev/sda7        0d01f3b9-241a-4bd5-b053-5773f948e94d   ext4       
/dev/sda8        54BC-2ECE                              vfat       
/dev/sr0         2017-11-07-17-11-22-00                 iso9660    Ubuntu Family 17.10

========================= "ls -l /dev/disk/by-id" output: ======================

total 0
lrwxrwxrwx 1 root root  9 Feb 15 14:46 ata-HL-DT-ST_DVDRAM_GUC0N_KX6FA6C1634 -> ../../sr0
lrwxrwxrwx 1 root root  9 Feb 15 15:05 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E -> ../../sda
lrwxrwxrwx 1 root root 10 Feb 15 15:05 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part1 -> ../../sda1
lrwxrwxrwx 1 root root 10 Feb 15 15:05 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part2 -> ../../sda2
lrwxrwxrwx 1 root root 10 Feb 15 15:05 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part3 -> ../../sda3
lrwxrwxrwx 1 root root 10 Feb 15 15:05 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part4 -> ../../sda4
lrwxrwxrwx 1 root root 10 Feb 15 15:05 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part5 -> ../../sda5
lrwxrwxrwx 1 root root 10 Feb 15 15:05 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part6 -> ../../sda6
lrwxrwxrwx 1 root root 10 Feb 15 15:05 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part7 -> ../../sda7
lrwxrwxrwx 1 root root 10 Feb 15 15:05 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part8 -> ../../sda8
lrwxrwxrwx 1 root root  9 Feb 15 14:46 wwn-0x5001480000000000 -> ../../sr0
lrwxrwxrwx 1 root root  9 Feb 15 15:05 wwn-0x50014ee6061a1262 -> ../../sda
lrwxrwxrwx 1 root root 10 Feb 15 15:05 wwn-0x50014ee6061a1262-part1 -> ../../sda1
lrwxrwxrwx 1 root root 10 Feb 15 15:05 wwn-0x50014ee6061a1262-part2 -> ../../sda2
lrwxrwxrwx 1 root root 10 Feb 15 15:05 wwn-0x50014ee6061a1262-part3 -> ../../sda3
lrwxrwxrwx 1 root root 10 Feb 15 15:05 wwn-0x50014ee6061a1262-part4 -> ../../sda4
lrwxrwxrwx 1 root root 10 Feb 15 15:05 wwn-0x50014ee6061a1262-part5 -> ../../sda5
lrwxrwxrwx 1 root root 10 Feb 15 15:05 wwn-0x50014ee6061a1262-part6 -> ../../sda6
lrwxrwxrwx 1 root root 10 Feb 15 15:05 wwn-0x50014ee6061a1262-part7 -> ../../sda7
lrwxrwxrwx 1 root root 10 Feb 15 15:05 wwn-0x50014ee6061a1262-part8 -> ../../sda8

================================ Mount points: =================================

Device           Mount_Point              Type       Options

/dev/loop0       /rofs                    squashfs   (ro,noatime)
/dev/sr0         /cdrom                   iso9660    (ro,noatime,nojoliet,check=s,map=n,blocksize=2048)


========================== sda1/EFI/ubuntu/grub.cfg: ===========================

--------------------------------------------------------------------------------
search.fs_uuid 3ad4a001-0ce9-474f-987d-86f247ed38ad root hd0,gpt5 
set prefix=($root)'/boot/grub'
configfile $prefix/grub.cfg
--------------------------------------------------------------------------------

=========================== sda5/boot/grub/grub.cfg: ===========================

--------------------------------------------------------------------------------
#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by grub-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#

### BEGIN /etc/grub.d/00_header ###
if [ -s $prefix/grubenv ]; then
  set have_grubenv=true
  load_env
fi
if [ "${next_entry}" ] ; then
   set default="${next_entry}"
   set next_entry=
   save_env next_entry
   set boot_once=true
else
   set default="0"
fi

if [ x"${feature_menuentry_id}" = xy ]; then
  menuentry_id_option="--id"
else
  menuentry_id_option=""
fi

export menuentry_id_option

if [ "${prev_saved_entry}" ]; then
  set saved_entry="${prev_saved_entry}"
  save_env saved_entry
  set prev_saved_entry=
  save_env prev_saved_entry
  set boot_once=true
fi

function savedefault {
  if [ -z "${boot_once}" ]; then
    saved_entry="${chosen}"
    save_env saved_entry
  fi
}
function recordfail {
  set recordfail=1
  if [ -n "${have_grubenv}" ]; then if [ -z "${boot_once}" ]; then save_env recordfail; fi; fi
}
function load_video {
  if [ x$feature_all_video_module = xy ]; then
    insmod all_video
  else
    insmod efi_gop
    insmod efi_uga
    insmod ieee1275_fb
    insmod vbe
    insmod vga
    insmod video_bochs
    insmod video_cirrus
  fi
}

if [ x$feature_default_font_path = xy ] ; then
   font=unicode
else
insmod part_gpt
insmod ext2
set root='hd0,gpt5'
if [ x$feature_platform_search_hint = xy ]; then
  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
else
  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
fi
    font="/usr/share/grub/unicode.pf2"
fi

if loadfont $font ; then
  set gfxmode=auto
  load_video
  insmod gfxterm
  set locale_dir=$prefix/locale
  set lang=fr_FR
  insmod gettext
fi
terminal_output gfxterm
if [ "${recordfail}" = 1 ] ; then
  set timeout=30
else
  if [ x$feature_timeout_style = xy ] ; then
    set timeout_style=menu
    set timeout=10
  # Fallback normal timeout code in case the timeout_style feature is
  # unavailable.
  else
    set timeout=10
  fi
fi
### END /etc/grub.d/00_header ###

### BEGIN /etc/grub.d/05_debian_theme ###
set menu_color_normal=white/black
set menu_color_highlight=black/light-gray
if background_color 44,0,30,0; then
  clear
fi
### END /etc/grub.d/05_debian_theme ###

### BEGIN /etc/grub.d/10_linux ###
function gfxmode {
	set gfxpayload="${1}"
	if [ "${1}" = "keep" ]; then
		set vt_handoff=vt.handoff=7
	else
		set vt_handoff=
	fi
}
if [ "${recordfail}" != 1 ]; then
  if [ -e ${prefix}/gfxblacklist.txt ]; then
    if hwmatch ${prefix}/gfxblacklist.txt 3; then
      if [ ${match} = 0 ]; then
        set linux_gfx_mode=keep
      else
        set linux_gfx_mode=text
      fi
    else
      set linux_gfx_mode=text
    fi
  else
    set linux_gfx_mode=keep
  fi
else
  set linux_gfx_mode=text
fi
export linux_gfx_mode
menuentry 'Ubuntu' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-simple-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
	recordfail
	load_video
	gfxmode $linux_gfx_mode
	insmod gzio
	if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
	insmod part_gpt
	insmod ext2
	set root='hd0,gpt5'
	if [ x$feature_platform_search_hint = xy ]; then
	  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
	else
	  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
	fi
	linux	/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
	initrd	/boot/initrd.img-4.13.0-32-generic
}
submenu 'Options avancées pour Ubuntu' $menuentry_id_option 'gnulinux-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
	menuentry 'Ubuntu, avec Linux 4.13.0-32-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-32-generic-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		gfxmode $linux_gfx_mode
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Chargement de Linux 4.13.0-32-generic…'
		linux	/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
		echo	'Chargement du disque mémoire initial…'
		initrd	/boot/initrd.img-4.13.0-32-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-32-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-32-generic-recovery-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Chargement de Linux 4.13.0-32-generic…'
		linux	/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro recovery nomodeset 
		echo	'Chargement du disque mémoire initial…'
		initrd	/boot/initrd.img-4.13.0-32-generic
	}
	menuentry 'Ubuntu, avec Linux 4.13.0-31-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-31-generic-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		gfxmode $linux_gfx_mode
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Chargement de Linux 4.13.0-31-generic…'
		linux	/boot/vmlinuz-4.13.0-31-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
		echo	'Chargement du disque mémoire initial…'
		initrd	/boot/initrd.img-4.13.0-31-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-31-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-31-generic-recovery-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Chargement de Linux 4.13.0-31-generic…'
		linux	/boot/vmlinuz-4.13.0-31-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro recovery nomodeset 
		echo	'Chargement du disque mémoire initial…'
		initrd	/boot/initrd.img-4.13.0-31-generic
	}
	menuentry 'Ubuntu, avec Linux 4.13.0-16-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-16-generic-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		gfxmode $linux_gfx_mode
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Chargement de Linux 4.13.0-16-generic…'
	        linux	/boot/vmlinuz-4.13.0-16-generic root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
		echo	'Chargement du disque mémoire initial…'
		initrd	/boot/initrd.img-4.13.0-16-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-16-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-16-generic-recovery-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Chargement de Linux 4.13.0-16-generic…'
	        linux	/boot/vmlinuz-4.13.0-16-generic root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro recovery nomodeset 
		echo	'Chargement du disque mémoire initial…'
		initrd	/boot/initrd.img-4.13.0-16-generic
	}
}

### END /etc/grub.d/10_linux ###

### BEGIN /etc/grub.d/20_linux_xen ###

### END /etc/grub.d/20_linux_xen ###

### BEGIN /etc/grub.d/20_memtest86+ ###
### END /etc/grub.d/20_memtest86+ ###

### BEGIN /etc/grub.d/30_os-prober ###
menuentry 'Windows Boot Manager (sur /dev/sda1)' --class windows --class os $menuentry_id_option 'osprober-efi-0428-CC76' {
	insmod part_gpt
	insmod fat
	set root='hd0,gpt1'
	if [ x$feature_platform_search_hint = xy ]; then
	  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt1 --hint-efi=hd0,gpt1 --hint-baremetal=ahci0,gpt1  0428-CC76
	else
	  search --no-floppy --fs-uuid --set=root 0428-CC76
	fi
	chainloader /EFI/Microsoft/Boot/bootmgfw.efi
}
set timeout_style=menu
if [ "${timeout}" = 0 ]; then
  set timeout=10
fi
### END /etc/grub.d/30_os-prober ###

### BEGIN /etc/grub.d/30_uefi-firmware ###
menuentry 'System setup' $menuentry_id_option 'uefi-firmware' {
	fwsetup
}
### END /etc/grub.d/30_uefi-firmware ###

### BEGIN /etc/grub.d/40_custom ###
# This file provides an easy way to add custom menu entries.  Simply type the
# menu entries you want to add after this comment.  Be careful not to change
# the 'exec tail' line above.
### END /etc/grub.d/40_custom ###

### BEGIN /etc/grub.d/41_custom ###
if [ -f  ${config_directory}/custom.cfg ]; then
  source ${config_directory}/custom.cfg
elif [ -z "${config_directory}" -a -f  $prefix/custom.cfg ]; then
  source $prefix/custom.cfg;
fi
### END /etc/grub.d/41_custom ###
--------------------------------------------------------------------------------

=============================== sda5/etc/fstab: ================================

--------------------------------------------------------------------------------
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point>   <type>  <options>       <dump>  <pass>
# / was on /dev/sda5 during installation
UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad /               ext4    errors=remount-ro 0       1
# /boot/efi was on /dev/sda1 during installation
UUID=0428-CC76  /boot/efi       vfat    umask=0077      0       1
# swap was on /dev/sda6 during installation
UUID=5f8b32b6-67b3-4b15-b7b6-8cb1f4d5200a none            swap    sw              0       0
/swapfile                                 none            swap    sw              0       0
--------------------------------------------------------------------------------

=================== sda5: Location of files loaded by Grub: ====================

           GiB - GB             File                                 Fragment(s)

 870.956893921 = 935.182843904  boot/grub/grub.cfg                             1
 861.585933685 = 925.120851968  boot/vmlinuz-4.13.0-16-generic                 2
 862.538543701 = 926.143709184  boot/vmlinuz-4.13.0-31-generic                 1
 863.140106201 = 926.789632000  boot/vmlinuz-4.13.0-31-generic.efi.signed      1
 864.167449951 = 927.892733952  boot/vmlinuz-4.13.0-32-generic                 1
 864.550262451 = 928.303775744  boot/vmlinuz-4.13.0-32-generic.efi.signed      2
 861.585933685 = 925.120851968  vmlinuz                                        2
 871.080097198 = 935.315132416  boot/initrd.img-4.13.0-16-generic              2
 864.418441772 = 928.162234368  boot/initrd.img-4.13.0-31-generic              3
 865.355464935 = 929.168355328  boot/initrd.img-4.13.0-32-generic              6
 871.080097198 = 935.315132416  initrd.img                                     2
 871.080097198 = 935.315132416  initrd.img.old                                 2

=============================== sda7/etc/fstab: ================================

--------------------------------------------------------------------------------
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point>   <type>  <options>       <dump>  <pass>
# / was on /dev/sda7 during installation
UUID=0d01f3b9-241a-4bd5-b053-5773f948e94d /               ext4    errors=remount-ro 0       1
# /boot/efi was on /dev/sda1 during installation
UUID=0428-CC76  /boot/efi       vfat    umask=0077      0       1
/swapfile                                 none            swap    sw              0       0
--------------------------------------------------------------------------------

=============================== StdErr Messages: ===============================

File descriptor 9 (/proc/3880/mountinfo) leaked on lvs invocation. Parent PID 15584: bash
File descriptor 63 (pipe:[83304]) leaked on lvs invocation. Parent PID 15584: bash

ADDITIONAL INFORMATION :
=================== log of boot-info 20180215_1505 ===================
boot-info version : 4ppa65
boot-sav version : 4ppa65
boot-sav-extra version : 4ppa65
glade2script version : 3.2.3~ppa4
Warning: Unable to open /dev/sr0 read-write (Read-only file system).  /dev/sr0 has been opened read-only.
boot-info is executed in live-session (Ubuntu 17.10, artful, Ubuntu, x86_64)
CPU op-mode(s):      32-bit, 64-bit
BOOT_IMAGE=/ubun/casper/vmlinuz.efi file=/cdrom/ubun/preseed/ubuntu.seed boot=casper quiet splash ---
ls: cannot access '/home/usr/.config': No such file or directory

=================== os-prober:
/dev/sda1@/efi/Microsoft/Boot/bootmgfw.efi:Windows Boot Manager:Windows:efi
/dev/sda5:Ubuntu 17.10 (17.10):Ubuntu:linux
/dev/sda7:Ubuntu 17.10 (17.10):Ubuntu1:linux

=================== blkid:
/dev/sda1: LABEL="ESP" UUID="0428-CC76" TYPE="vfat" PARTLABEL="EFI system partition" PARTUUID="d0ecc719-9ef2-4cfd-8a4b-a049246f214d"
/dev/sda3: LABEL="Acer" UUID="46CC2A20CC2A0B2F" TYPE="ntfs" PARTLABEL="Basic data partition" PARTUUID="12f021b6-c3f9-4b56-921d-849503b2faeb"
/dev/sda4: LABEL="Recovery" UUID="E44A2BD34A2BA0F2" TYPE="ntfs" PARTLABEL="Basic data partition" PARTUUID="f374a6e2-75f2-429a-bccd-cbf60fac21b3"
/dev/sda5: UUID="3ad4a001-0ce9-474f-987d-86f247ed38ad" TYPE="ext4" PARTUUID="d65b9f63-019d-4feb-aa9a-926029cf202d"
/dev/sda7: UUID="0d01f3b9-241a-4bd5-b053-5773f948e94d" TYPE="ext4" PARTUUID="ff0aa640-5dbf-42b1-b4df-db8cff06daa1"
/dev/sda8: UUID="54BC-2ECE" TYPE="vfat" PARTUUID="debf32bf-df45-4b3c-887f-f877430f2ca6"
/dev/sr0: UUID="2017-11-07-17-11-22-00" LABEL="Ubuntu Family 17.10" TYPE="iso9660" PTUUID="53793cea" PTTYPE="dos"
/dev/loop0: TYPE="squashfs"
/dev/sda6: UUID="5f8b32b6-67b3-4b15-b7b6-8cb1f4d5200a" TYPE="swap" PARTUUID="53607aa0-bb6c-4551-aabe-986cf220bb77"
/dev/sda2: PARTLABEL="Microsoft reserved partition" PARTUUID="e0f2374b-6366-4f3c-8c9e-fb6cfbba9a1f"


1 disks with OS, 3 OS : 2 Linux, 0 MacOS, 1 Windows, 0 unknown type OS.

Windows not detected by os-prober on sda3.
Presence of EFI/Microsoft file detected: /mnt/boot-sav/sda1/EFI/Microsoft/Boot/bootmgfw.efi
Presence of EFI/Boot file detected: /mnt/boot-sav/sda1/EFI/Boot/bootx64.efi
Presence of EFI/Boot file detected: /mnt/boot-sav/sda1/EFI/Boot/fbx64.efi

=================== sda5/etc/grub.d/ :
drwxr-xr-x  2 root root     4096 Feb 14 18:52 grub.d
total 80
-rwxr-xr-x 1 root root  9783 Oct 12 13:41 00_header
-rwxr-xr-x 1 root root  6258 Apr 24  2017 05_debian_theme
-rwxr-xr-x 1 root root 12676 Oct 12 13:41 10_linux
-rwxr-xr-x 1 root root 11281 Oct 12 13:41 20_linux_xen
-rwxr-xr-x 1 root root  1992 Jan 28  2016 20_memtest86+
-rwxr-xr-x 1 root root 12059 Oct 12 13:41 30_os-prober
-rwxr-xr-x 1 root root  1418 Oct 12 13:41 30_uefi-firmware
-rwxr-xr-x 1 root root   214 Oct 12 13:41 40_custom
-rwxr-xr-x 1 root root   216 Oct 12 13:41 41_custom
-rw-r--r-- 1 root root   483 Oct 12 13:41 README




=================== sda5/etc/default/grub :

# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
#   info -f grub -n 'Simple configuration'

GRUB_DEFAULT=0
#GRUB_HIDDEN_TIMEOUT=0
GRUB_HIDDEN_TIMEOUT_QUIET=true
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX=""

# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"

# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console

# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480

# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true

# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"

# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"



/boot/efi detected in the fstab of sda5: UUID=0428-CC76   (sda1)

=================== sda7/etc/grub.d/ :
drwxr-xr-x  2 root root     4096 Feb 15 13:07 grub.d
total 92
-rwxr-xr-x 1 root root  9783 Oct 12 13:41 00_header
-rwxr-xr-x 1 root root  6258 Apr 24  2017 05_debian_theme
-rwxr-xr-x 1 root root  9921 Sep  2  2016 09_lowlatency
-rwxr-xr-x 1 root root 12676 Oct 12 13:41 10_linux
-rwxr-xr-x 1 root root 11281 Oct 12 13:41 20_linux_xen
-rwxr-xr-x 1 root root  1992 Jan 28  2016 20_memtest86+
-rwxr-xr-x 1 root root 12059 Oct 12 13:41 30_os-prober
-rwxr-xr-x 1 root root  1418 Oct 12 13:41 30_uefi-firmware
-rwxr-xr-x 1 root root   214 Oct 12 13:41 40_custom
-rwxr-xr-x 1 root root   216 Oct 12 13:41 41_custom
-rw-r--r-- 1 root root   483 Oct 12 13:41 README




=================== sda7/etc/default/grub :

# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
#   info -f grub -n 'Simple configuration'

GRUB_DEFAULT=0
GRUB_HIDDEN_TIMEOUT=0
GRUB_HIDDEN_TIMEOUT_QUIET=true
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX=""

# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"

# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console

# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480

# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true

# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"

# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"



=================== No kernel in /mnt/boot-sav/sda7/boot:
System.map-4.13.0-16-lowlatency
abi-4.13.0-16-lowlatency
config-4.13.0-16-lowlatency
efi
grub
memtest86+.bin
memtest86+.elf
memtest86+_multiboot.bin


/boot/efi detected in the fstab of sda7: UUID=0428-CC76   (sda1)
/usr/share/boot-sav/bs-cmd_terminal.sh: line 179: warning: command substitution: ignored null byte in input

=================== efibootmgr -v
BootCurrent: 0002
Timeout: 0 seconds
BootOrder: 2002,0000,0001,2001,2003
Boot0000* Windows Boot Manager	HD(1,GPT,d0ecc719-9ef2-4cfd-8a4b-a049246f214d,0x800,0x32000)/File(EFIMicrosoftBootbootmgfw.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=.{.9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5.}....................
Boot0001* ubuntu	HD(1,GPT,d0ecc719-9ef2-4cfd-8a4b-a049246f214d,0x800,0x32000)/File(EFIubuntushimx64.efi)
Boot0002* ATAPI CDROM: HL-DT-ST DVDRAM GUC0N	PciRoot(0x0)/Pci(0x1f,0x2)/Sata(2,0,0)/CDROM(1,0x251,0x1200)RC
Boot0008* ST3500320AS             	BBS(Network,,0x500)............................................................................A...........................
Boot000C* WDC WD10JPVX-22JC3T0            	BBS(HD,,0x500)................-...........A......R........................................A.........................
Boot000D* HL-DT-ST DVDRAM GUC0N           	BBS(CDROM,,0x500)................-...........A......#........................................A.........................
Boot2001* EFI USB Device	RC
Boot2002* EFI DVD/CDROM	RC
Boot2003* EFI Network	RC

=================== UEFI/Legacy mode:
BIOS is EFI-compatible, and is setup in EFI-mode for this live-session.
SecureBoot disabled. (maybe sec-boot, Please report this message to boot.repair@gmail.com)


=================== PARTITIONS & DISKS:
sda1	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	is-os,	is-correct-EFI,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	not-far,	notbiosboot, /mnt/boot-sav/sda1.
sda3	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	is-os,	not--efi--part,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	haswinload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda3.
sda4	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	no-os,	not--efi--part,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	no-winload,	recovery-or-hidden,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda4.
sda5	: sda,	not-sepboot,	grubenv-ok	grub2,	signed grub-efi ,	update-grub,	64,	with-boot,	is-os,	not--efi--part,	fstab-without-boot,	fstab-has-goodEFI,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	apt-get,	grub-install,	with--usr,	fstab-without-usr,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda5.
sda7	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	64,	no-kernel,	is-os,	not--efi--part,	fstab-without-boot,	fstab-has-goodEFI,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	apt-get,	nogrubinstall,	with--usr,	fstab-without-usr,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda7.
sda8	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	no-os,	is-correct-EFI,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda8.

sda	: GPT,	no-BIOS_boot,	has-correctEFI, 	not-usb,	not-mmc, has-os,	2048 sectors * 512 bytes


=================== parted -lm:

BYT;
/dev/sda:1000GB:scsi:512:4096:gpt:ATA WDC WD10JPVX-22J:;
1:1049kB:106MB:105MB:fat32:EFI system partition:boot, esp;
2:106MB:123MB:16.8MB::Microsoft reserved partition:msftres;
3:123MB:922GB:922GB:ntfs:Basic data partition:msftdata;
5:922GB:942GB:20.0GB:ext4::;
6:942GB:952GB:10.0GB:linux-swap(v1)::;
7:952GB:999GB:47.4GB:ext4::;
8:999GB:1000GB:216MB:fat32::boot, esp;
4:1000GB:1000GB:524MB:ntfs:Basic data partition:hidden, diag;

BYT;
/dev/sr0:3466MB:scsi:2048:2048:msdos:HL-DT-ST DVDRAM GUC0N:;
2:4858kB:14.3MB:9437kB:::esp;

=================== lsblk:
KNAME TYPE FSTYPE     SIZE LABEL
loop0 loop squashfs   1.3G
sda   disk          931.5G
sda1  part vfat       100M ESP
sda2  part             16M
sda3  part ntfs     858.6G Acer
sda4  part ntfs       500M Recovery
sda5  part ext4      18.6G
sda6  part swap       9.3G
sda7  part ext4      44.1G
sda8  part vfat       206M
sr0   rom  iso9660    3.2G Ubuntu Family 17.10

KNAME ROTA RO RM STATE   MOUNTPOINT
loop0    1  1  0         /rofs
sda      1  0  0 running
sda1     1  0  0         /mnt/boot-sav/sda1
sda2     1  0  0
sda3     1  0  0         /mnt/boot-sav/sda3
sda4     1  0  0         /mnt/boot-sav/sda4
sda5     1  0  0         /mnt/boot-sav/sda5
sda6     1  0  0         [SWAP]
sda7     1  0  0         /mnt/boot-sav/sda7
sda8     1  0  0         /mnt/boot-sav/sda8
sr0      1  0  1 running /cdrom


=================== mount:
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
udev on /dev type devtmpfs (rw,nosuid,relatime,size=1964008k,nr_inodes=491002,mode=755)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs (rw,nosuid,noexec,relatime,size=396344k,mode=755)
/dev/sr0 on /cdrom type iso9660 (ro,noatime,nojoliet,check=s,map=n,blocksize=2048)
/dev/loop0 on /rofs type squashfs (ro,noatime)
/cow on / type overlay (rw,relatime,lowerdir=//filesystem.squashfs,upperdir=/cow/upper,workdir=/cow/work)
securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)
tmpfs on /run/lock type tmpfs (rw,nosuid,nodev,noexec,relatime,size=5120k)
tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755)
cgroup on /sys/fs/cgroup/unified type cgroup2 (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,xattr,name=systemd)
pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
efivarfs on /sys/firmware/efi/efivars type efivarfs (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct)
cgroup on /sys/fs/cgroup/rdma type cgroup (rw,nosuid,nodev,noexec,relatime,rdma)
cgroup on /sys/fs/cgroup/net_cls,net_prio type cgroup (rw,nosuid,nodev,noexec,relatime,net_cls,net_prio)
cgroup on /sys/fs/cgroup/pids type cgroup (rw,nosuid,nodev,noexec,relatime,pids)
cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer)
cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio)
cgroup on /sys/fs/cgroup/hugetlb type cgroup (rw,nosuid,nodev,noexec,relatime,hugetlb)
cgroup on /sys/fs/cgroup/memory type cgroup (rw,nosuid,nodev,noexec,relatime,memory)
cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,perf_event)
cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset)
cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices)
systemd-1 on /proc/sys/fs/binfmt_misc type autofs (rw,relatime,fd=32,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=14315)
debugfs on /sys/kernel/debug type debugfs (rw,relatime)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime,pagesize=2M)
mqueue on /dev/mqueue type mqueue (rw,relatime)
fusectl on /sys/fs/fuse/connections type fusectl (rw,relatime)
configfs on /sys/kernel/config type configfs (rw,relatime)
tmpfs on /tmp type tmpfs (rw,nosuid,nodev,relatime)
tmpfs on /run/user/999 type tmpfs (rw,nosuid,nodev,relatime,size=396340k,mode=700,uid=999,gid=999)
gvfsd-fuse on /run/user/999/gvfs type fuse.gvfsd-fuse (rw,nosuid,nodev,relatime,user_id=999,group_id=999)
/dev/sda1 on /mnt/boot-sav/sda1 type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)
/dev/sda3 on /mnt/boot-sav/sda3 type fuseblk (rw,relatime,user_id=0,group_id=0,allow_other,blksize=4096)
/dev/sda4 on /mnt/boot-sav/sda4 type fuseblk (rw,relatime,user_id=0,group_id=0,allow_other,blksize=4096)
/dev/sda5 on /mnt/boot-sav/sda5 type ext4 (rw,relatime,data=ordered)
/dev/sda7 on /mnt/boot-sav/sda7 type ext4 (rw,relatime,data=ordered)
/dev/sda8 on /mnt/boot-sav/sda8 type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)


=================== ls:
/sys/block/sda (filtered):  alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight integrity power queue range removable ro sda1 sda2 sda3 sda4 sda5 sda6 sda7 sda8 size slaves stat subsystem trace uevent
/sys/block/sr0 (filtered):  alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight integrity power queue range removable ro size slaves stat subsystem trace uevent
/dev (filtered):  autofs block bsg btrfs-control bus cdrom cdrw char console core cpu cpu_dma_latency cuse disk dri drm_dp_aux0 dvd dvdrw ecryptfs fb0 fd full fuse hidraw0 hidraw1 hidraw2 hpet hugepages hwrng i2c-0 i2c-1 i2c-10 i2c-11 i2c-12 i2c-13 i2c-14 i2c-15 i2c-16 i2c-17 i2c-18 i2c-2 i2c-3 i2c-4 i2c-5 i2c-6 i2c-7 i2c-8 i2c-9 initctl input kmsg kvm lightnvm log mapper mcelog media0 mei0 mem memory_bandwidth mqueue mtd0 mtd0ro net network_latency network_throughput null port ppp psaux ptmx pts random rfkill rtc rtc0 sda sda1 sda2 sda3 sda4 sda5 sda6 sda7 sda8 sg0 sg1 shm snapshot snd sr0 stderr stdin stdout uhid uinput urandom usb userio v4l vfio vga_arbiter vhci vhost-net vhost-vsock video0 zero
ls /dev/mapper:  control

=================== hexdump -n512 -C /dev/sda1
00000000  eb 58 90 4d 53 44 4f 53  35 2e 30 00 02 02 fe 19  |.X.MSDOS5.0.....|
00000010  02 00 00 00 00 f8 00 00  3f 00 ff 00 00 08 00 00  |........?.......|
00000020  00 20 03 00 01 03 00 00  00 00 00 00 02 00 00 00  |. ..............|
00000030  01 00 06 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
00000040  80 01 29 76 cc 28 04 4e  4f 20 4e 41 4d 45 20 20  |..)v.(.NO NAME  |
00000050  20 20 46 41 54 33 32 20  20 20 33 c9 8e d1 bc f4  |  FAT32   3.....|
00000060  7b 8e c1 8e d9 bd 00 7c  88 56 40 88 4e 02 8a 56  |{......|.V@.N..V|
00000070  40 b4 41 bb aa 55 cd 13  72 10 81 fb 55 aa 75 0a  |@.A..U..r...U.u.|
00000080  f6 c1 01 74 05 fe 46 02  eb 2d 8a 56 40 b4 08 cd  |...t..F..-.V@...|
00000090  13 73 05 b9 ff ff 8a f1  66 0f b6 c6 40 66 0f b6  |.s......f...@f..|
000000a0  d1 80 e2 3f f7 e2 86 cd  c0 ed 06 41 66 0f b7 c9  |...?.......Af...|
000000b0  66 f7 e1 66 89 46 f8 83  7e 16 00 75 39 83 7e 2a  |f..f.F..~..u9.~*|
000000c0  00 77 33 66 8b 46 1c 66  83 c0 0c bb 00 80 b9 01  |.w3f.F.f........|
000000d0  00 e8 2c 00 e9 a8 03 a1  f8 7d 80 c4 7c 8b f0 ac  |..,......}..|...|
000000e0  84 c0 74 17 3c ff 74 09  b4 0e bb 07 00 cd 10 eb  |..t.<.t.........|
000000f0  ee a1 fa 7d eb e4 a1 7d  80 eb df 98 cd 16 cd 19  |...}...}........|
00000100  66 60 80 7e 02 00 0f 84  20 00 66 6a 00 66 50 06  |f`.~.... .fj.fP.|
00000110  53 66 68 10 00 01 00 b4  42 8a 56 40 8b f4 cd 13  |Sfh.....B.V@....|
00000120  66 58 66 58 66 58 66 58  eb 33 66 3b 46 f8 72 03  |fXfXfXfX.3f;F.r.|
00000130  f9 eb 2a 66 33 d2 66 0f  b7 4e 18 66 f7 f1 fe c2  |..*f3.f..N.f....|
00000140  8a ca 66 8b d0 66 c1 ea  10 f7 76 1a 86 d6 8a 56  |..f..f....v....V|
00000150  40 8a e8 c0 e4 06 0a cc  b8 01 02 cd 13 66 61 0f  |@............fa.|
00000160  82 74 ff 81 c3 00 02 66  40 49 75 94 c3 42 4f 4f  |.t.....f@Iu..BOO|
00000170  54 4d 47 52 20 20 20 20  00 00 00 00 00 00 00 00  |TMGR    ........|
00000180  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
000001a0  00 00 00 00 00 00 00 00  00 00 00 00 0d 0a 44 69  |..............Di|
000001b0  73 6b 20 65 72 72 6f 72  ff 0d 0a 50 72 65 73 73  |sk error...Press|
000001c0  20 61 6e 79 20 6b 65 79  20 74 6f 20 72 65 73 74  | any key to rest|
000001d0  61 72 74 0d 0a 00 00 00  00 00 00 00 00 00 00 00  |art.............|
000001e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000001f0  00 00 00 00 00 00 00 00  ac 01 b9 01 00 00 55 aa  |..............U.|
00000200

=================== hexdump -n512 -C /dev/sda3
00000000  eb 52 90 4e 54 46 53 20  20 20 20 00 02 08 00 00  |.R.NTFS    .....|
00000010  00 00 00 00 00 f8 00 00  3f 00 ff 00 00 a8 03 00  |........?.......|
00000020  00 00 00 00 80 00 80 00  5a f3 53 6b 00 00 00 00  |........Z.Sk....|
00000030  00 00 0c 00 00 00 00 00  02 00 00 00 00 00 00 00  |................|
00000040  f6 00 00 00 01 00 00 00  2f 0b 2a cc 20 2a cc 46  |......../.*. *.F|
00000050  00 00 00 00 fa 33 c0 8e  d0 bc 00 7c fb 68 c0 07  |.....3.....|.h..|
00000060  1f 1e 68 66 00 cb 88 16  0e 00 66 81 3e 03 00 4e  |..hf......f.>..N|
00000070  54 46 53 75 15 b4 41 bb  aa 55 cd 13 72 0c 81 fb  |TFSu..A..U..r...|
00000080  55 aa 75 06 f7 c1 01 00  75 03 e9 dd 00 1e 83 ec  |U.u.....u.......|
00000090  18 68 1a 00 b4 48 8a 16  0e 00 8b f4 16 1f cd 13  |.h...H..........|
000000a0  9f 83 c4 18 9e 58 1f 72  e1 3b 06 0b 00 75 db a3  |.....X.r.;...u..|
000000b0  0f 00 c1 2e 0f 00 04 1e  5a 33 db b9 00 20 2b c8  |........Z3... +.|
000000c0  66 ff 06 11 00 03 16 0f  00 8e c2 ff 06 16 00 e8  |f...............|
000000d0  4b 00 2b c8 77 ef b8 00  bb cd 1a 66 23 c0 75 2d  |K.+.w......f#.u-|
000000e0  66 81 fb 54 43 50 41 75  24 81 f9 02 01 72 1e 16  |f..TCPAu$....r..|
000000f0  68 07 bb 16 68 52 11 16  68 09 00 66 53 66 53 66  |h...hR..h..fSfSf|
00000100  55 16 16 16 68 b8 01 66  61 0e 07 cd 1a 33 c0 bf  |U...h..fa....3..|
00000110  0a 13 b9 f6 0c fc f3 aa  e9 fe 01 90 90 66 60 1e  |.............f`.|
00000120  06 66 a1 11 00 66 03 06  1c 00 1e 66 68 00 00 00  |.f...f.....fh...|
00000130  00 66 50 06 53 68 01 00  68 10 00 b4 42 8a 16 0e  |.fP.Sh..h...B...|
00000140  00 16 1f 8b f4 cd 13 66  59 5b 5a 66 59 66 59 1f  |.......fY[ZfYfY.|
00000150  0f 82 16 00 66 ff 06 11  00 03 16 0f 00 8e c2 ff  |....f...........|
00000160  0e 16 00 75 bc 07 1f 66  61 c3 a1 f6 01 e8 09 00  |...u...fa.......|
00000170  a1 fa 01 e8 03 00 f4 eb  fd 8b f0 ac 3c 00 74 09  |............<.t.|
00000180  b4 0e bb 07 00 cd 10 eb  f2 c3 0d 0a 41 20 64 69  |............A di|
00000190  73 6b 20 72 65 61 64 20  65 72 72 6f 72 20 6f 63  |sk read error oc|
000001a0  63 75 72 72 65 64 00 0d  0a 42 4f 4f 54 4d 47 52  |curred...BOOTMGR|
000001b0  20 69 73 20 63 6f 6d 70  72 65 73 73 65 64 00 0d  | is compressed..|
000001c0  0a 50 72 65 73 73 20 43  74 72 6c 2b 41 6c 74 2b  |.Press Ctrl+Alt+|
000001d0  44 65 6c 20 74 6f 20 72  65 73 74 61 72 74 0d 0a  |Del to restart..|
000001e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000001f0  00 00 00 00 00 00 8a 01  a7 01 bf 01 00 00 55 aa  |..............U.|
00000200

=================== hexdump -n512 -C /dev/sda4
00000000  eb 52 90 4e 54 46 53 20  20 20 20 00 02 08 00 00  |.R.NTFS    .....|
00000010  00 00 00 00 00 f8 00 00  3f 00 ff 00 00 c8 60 74  |........?.....`t|
00000020  00 00 00 00 80 00 80 00  ff 9f 0f 00 00 00 00 00  |................|
00000030  aa a6 00 00 00 00 00 00  02 00 00 00 00 00 00 00  |................|
00000040  f6 00 00 00 01 00 00 00  f2 a0 2b 4a d3 2b 4a e4  |..........+J.+J.|
00000050  00 00 00 00 fa 33 c0 8e  d0 bc 00 7c fb 68 c0 07  |.....3.....|.h..|
00000060  1f 1e 68 66 00 cb 88 16  0e 00 66 81 3e 03 00 4e  |..hf......f.>..N|
00000070  54 46 53 75 15 b4 41 bb  aa 55 cd 13 72 0c 81 fb  |TFSu..A..U..r...|
00000080  55 aa 75 06 f7 c1 01 00  75 03 e9 dd 00 1e 83 ec  |U.u.....u.......|
00000090  18 68 1a 00 b4 48 8a 16  0e 00 8b f4 16 1f cd 13  |.h...H..........|
000000a0  9f 83 c4 18 9e 58 1f 72  e1 3b 06 0b 00 75 db a3  |.....X.r.;...u..|
000000b0  0f 00 c1 2e 0f 00 04 1e  5a 33 db b9 00 20 2b c8  |........Z3... +.|
000000c0  66 ff 06 11 00 03 16 0f  00 8e c2 ff 06 16 00 e8  |f...............|
000000d0  4b 00 2b c8 77 ef b8 00  bb cd 1a 66 23 c0 75 2d  |K.+.w......f#.u-|
000000e0  66 81 fb 54 43 50 41 75  24 81 f9 02 01 72 1e 16  |f..TCPAu$....r..|
000000f0  68 07 bb 16 68 52 11 16  68 09 00 66 53 66 53 66  |h...hR..h..fSfSf|
00000100  55 16 16 16 68 b8 01 66  61 0e 07 cd 1a 33 c0 bf  |U...h..fa....3..|
00000110  0a 13 b9 f6 0c fc f3 aa  e9 fe 01 90 90 66 60 1e  |.............f`.|
00000120  06 66 a1 11 00 66 03 06  1c 00 1e 66 68 00 00 00  |.f...f.....fh...|
00000130  00 66 50 06 53 68 01 00  68 10 00 b4 42 8a 16 0e  |.fP.Sh..h...B...|
00000140  00 16 1f 8b f4 cd 13 66  59 5b 5a 66 59 66 59 1f  |.......fY[ZfYfY.|
00000150  0f 82 16 00 66 ff 06 11  00 03 16 0f 00 8e c2 ff  |....f...........|
00000160  0e 16 00 75 bc 07 1f 66  61 c3 a1 f6 01 e8 09 00  |...u...fa.......|
00000170  a1 fa 01 e8 03 00 f4 eb  fd 8b f0 ac 3c 00 74 09  |............<.t.|
00000180  b4 0e bb 07 00 cd 10 eb  f2 c3 0d 0a 41 20 64 69  |............A di|
00000190  73 6b 20 72 65 61 64 20  65 72 72 6f 72 20 6f 63  |sk read error oc|
000001a0  63 75 72 72 65 64 00 0d  0a 42 4f 4f 54 4d 47 52  |curred...BOOTMGR|
000001b0  20 69 73 20 63 6f 6d 70  72 65 73 73 65 64 00 0d  | is compressed..|
000001c0  0a 50 72 65 73 73 20 43  74 72 6c 2b 41 6c 74 2b  |.Press Ctrl+Alt+|
000001d0  44 65 6c 20 74 6f 20 72  65 73 74 61 72 74 0d 0a  |Del to restart..|
000001e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000001f0  00 00 00 00 00 00 8a 01  a7 01 bf 01 00 00 55 aa  |..............U.|
00000200

=================== hexdump -n512 -C /dev/sda8
00000000  eb 58 90 6d 6b 66 73 2e  66 61 74 00 02 01 20 00  |.X.mkfs.fat... .|
00000010  02 00 00 00 00 f8 00 00  3f 00 ff 00 00 58 5a 74  |........?....XZt|
00000020  00 70 06 00 ae 0c 00 00  00 00 00 00 02 00 00 00  |.p..............|
00000030  01 00 06 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
00000040  80 01 29 ce 2e bc 54 4e  4f 20 4e 41 4d 45 20 20  |..)...TNO NAME  |
00000050  20 20 46 41 54 33 32 20  20 20 0e 1f be 77 7c ac  |  FAT32   ...w|.|
00000060  22 c0 74 0b 56 b4 0e bb  07 00 cd 10 5e eb f0 32  |".t.V.......^..2|
00000070  e4 cd 16 cd 19 eb fe 54  68 69 73 20 69 73 20 6e  |.......This is n|
00000080  6f 74 20 61 20 62 6f 6f  74 61 62 6c 65 20 64 69  |ot a bootable di|
00000090  73 6b 2e 20 20 50 6c 65  61 73 65 20 69 6e 73 65  |sk.  Please inse|
000000a0  72 74 20 61 20 62 6f 6f  74 61 62 6c 65 20 66 6c  |rt a bootable fl|
000000b0  6f 70 70 79 20 61 6e 64  0d 0a 70 72 65 73 73 20  |oppy and..press |
000000c0  61 6e 79 20 6b 65 79 20  74 6f 20 74 72 79 20 61  |any key to try a|
000000d0  67 61 69 6e 20 2e 2e 2e  20 0d 0a 00 00 00 00 00  |gain ... .......|
000000e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
000001f0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 55 aa  |..............U.|
00000200

=================== df -Th:

Filesystem     Type      Size  Used Avail Use% Mounted on
udev           devtmpfs  1.9G     0  1.9G   0% /dev
tmpfs          tmpfs     388M  6.7M  381M   2% /run
/dev/sr0       iso9660   3.3G  3.3G     0 100% /cdrom
/dev/loop0     squashfs  1.4G  1.4G     0 100% /rofs
/cow           overlay   1.9G   81M  1.9G   5% /
tmpfs          tmpfs     1.9G   33M  1.9G   2% /dev/shm
tmpfs          tmpfs     5.0M  4.0K  5.0M   1% /run/lock
tmpfs          tmpfs     1.9G     0  1.9G   0% /sys/fs/cgroup
tmpfs          tmpfs     1.9G  516K  1.9G   1% /tmp
tmpfs          tmpfs     388M   48K  388M   1% /run/user/999
/dev/sda1      vfat       96M   53M   44M  56% /mnt/boot-sav/sda1
/dev/sda3      fuseblk   859G   94G  766G  11% /mnt/boot-sav/sda3
/dev/sda4      fuseblk   500M  416M   85M  84% /mnt/boot-sav/sda4
/dev/sda5      ext4       19G  8.4G  9.0G  49% /mnt/boot-sav/sda5
/dev/sda7      ext4       44G  5.4G   36G  14% /mnt/boot-sav/sda7
/dev/sda8      vfat      203M   512  203M   1% /mnt/boot-sav/sda8

=================== fdisk -l:
Disk /dev/loop0: 1.3 GiB, 1425747968 bytes, 2784664 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: gpt
Disk identifier: 12673B6D-6346-42D6-A75C-7B08989653D8

Device          Start        End    Sectors   Size Type
/dev/sda1        2048     206847     204800   100M EFI System
/dev/sda2      206848     239615      32768    16M Microsoft reserved
/dev/sda3      239616 1800903514 1800663899 858.6G Microsoft basic data
/dev/sda4  1952499712 1953523711    1024000   500M Windows recovery environment
/dev/sda5  1800904704 1839966207   39061504  18.6G Linux filesystem
/dev/sda6  1839966208 1859497983   19531776   9.3G Linux swap
/dev/sda7  1859497984 1952077823   92579840  44.1G Linux filesystem
/dev/sda8  1952077824 1952499711     421888   206M EFI System

Partition table entries are not in disk order.




=================== Suggested repair
The default repair of the Boot-Repair utility would reinstall the grub-efi-amd64-signed of sda5, using the following options:        sda8/boot/efi,
Additional repair would be performed: unhide-bootmenu-10s   fix-windows-boot use-standard-efi-file


=================== Final advice in case of suggested repair
Please do not forget to make your BIOS boot on sda8/efi/.../grub*.efi file!

If your computer reboots directly into Windows, try to change the boot order in your BIOS.
If your BIOS does not allow to change the boot order, change the default boot entry of the Windows bootloader.
For example you can boot into Windows, then type the following command in an admin command prompt:
bcdedit /set {bootmgr} path \EFI\...\grub*.efi


=================== User settings
The settings chosen by the user will not act on the boot.

Je viens de voir dans ce post d'une autre discussion que ton ordi est un modèle Acer Aspire VN7-791G-50K5 qu'on peut voir sur cette page : https://www.laptopservice.fr/ordinateur … 20514.html
Je te suggère d'appliquer l'astuce qui a bien marché pour un modèle très proche du tien dans ce post : https://forum.ubuntu-fr.org/viewtopic.p … #p21492924
Il s'agit de passer la commande suivante depuis Windows dans une invite de commande administrateur :   

bcdedit /set {bootmgr} path \EFI\ubuntu\grubx64.efi

Hors ligne

#6 Le 16/02/2018, à 13:12

Alain-Edmond

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Bonjour,
Ci dessous la réponse sous l'invite de commande de w10 en passant par le windows powershell (admin).

PS C:\WINDOWS\system32> bcdedit /set {bootmgr} path \EFI\ubuntu\grubx64.efi
La commande de définition spécifiée n’est pas valide.
Exécutez « bcdedit /? » pour obtenir de l’aide sur la ligne de commande.
Paramètre incorrect.
PS C:\WINDOWS\system32>

Qu'en penses-tu ? Je réinstalle Ubuntu 17.10 ?

Hier soir j'ai déjà viré de mon DD externe tout ubuntustudio et donc le grub qui m'obligeait à le connecter pour aller sur l'OS que je désirais ouvrir.
A-E


ACER Aspire VN7 - Dualboot w10 et Ubuntu 21.10 LTS
HP Pavilion Power Desktop Core I5 7400 CPU 3.00GHZ Vitesse 3.00MHZ
W10

Hors ligne

#7 Le 16/02/2018, à 14:22

malbo

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Bonjour,
Il est possible que la syntaxe ait changé mais si c'est le cas, je ne sais pas trouver l'info. Pour moi, l'invite de commande que tu as passée est correcte. Désolé mais je n'ai pas d'idée.

Hors ligne

#8 Le 16/02/2018, à 19:08

Alain-Edmond

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Est-ce que je peux essayer boot-repair sans risque ?


ACER Aspire VN7 - Dualboot w10 et Ubuntu 21.10 LTS
HP Pavilion Power Desktop Core I5 7400 CPU 3.00GHZ Vitesse 3.00MHZ
W10

Hors ligne

#9 Le 16/02/2018, à 21:35

malbo

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Alain-Edmond a écrit :

Est-ce que je peux essayer boot-repair sans risque ?

Oui, mais si tu le fais, note bien l'URL du rapport en fin de réparation de Boot-Repair et donne cette URL dans ta réponse.

Hors ligne

#10 Le 17/02/2018, à 11:30

Alain-Edmond

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Bonjour malbo,
le suivi de mon problème est un peu décousu mais je dois aussi justifié mon salaire. Désolé pour cela et merci d'avance pour me suivre.
Ce samedi je suis plus libre et donc je me consacre dès maintenant à faire un boot-repair puis un boot-info pour mettre l'URL sur le forum avant midi.
A-E


ACER Aspire VN7 - Dualboot w10 et Ubuntu 21.10 LTS
HP Pavilion Power Desktop Core I5 7400 CPU 3.00GHZ Vitesse 3.00MHZ
W10

Hors ligne

#11 Le 17/02/2018, à 12:42

Alain-Edmond

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Suite au boot-repair je démarre toujours sur W10.

Ci-dessous, en premier, les commentaires suite au boot-repair. Je n'ai pas l'intention de toucher à quoi que ce soit sans votre avis. Il faut que j'apprenne à arrêter mes bricolages. Maintenant faire quelques manip ne me fait pas peur même sur GParted. Donc je veux bien que vous me disiez quel process est le mieux. ..Tout cela n'est pas desespérant puique je travaille sur U17.10 en passant par les options de demarrage de W10.

En second le nouveau boot-info réalisé après le bbot-repair.
Encore une fois merci de votre aide:

1 -

Le démarrage de l'ordinateur a été correctement réparé.

Un nouveau fichier (/var/log/boot-repair/20180217_105229/Boot-Info_20180217_1052.txt) va s'ouvrir dans votre visionneur de texte.


Si vous avez toujours des problèmes de démarrage, indiquez son contenu à :
boot.repair@gmail.com ou sur votre forum favori.

Vous pouvez maintenant redémarrer votre ordinateur.
N'oubliez pas de régler votre BIOS pour qu'il amorce sur le fichier sda8/EFI/ubuntu/shimx64.efi !

Les fichiers de démarrage de [L'OS actuellement utilisé - Ubuntu 17.10] sont loin du début du disque. Votre BIOS pourrait ne pas les détecter. Vous voudrez peut-être re-essayer après avoir créé une partition /boot/efi (FAT32, 100MB~250MB, en début de disque, drapeau boot). Cela peut être réalisé via des outils tels que gParted. Puis sélectionnez cette partition via l'option [Partition /boot/efi séparée :] de [Réparateur de démarrage].

Si votre ordinateur redémarre directement sur Windows, essayez de changer l'ordre de démarrage dans votre BIOS.
Si votre BIOS ne permet pas de changer l'ordre de démarrage, changez l'entrée de démarrage par défaut de l'amorceur Windows.
Par exemple, vous pouvez démarrer Windows, puis saisir la commande suivante dans une invite de commande en mode administrateur :
bcdedit /set {bootmgr} path \EFI\ubuntu\shimx64.efi

2 -

Boot Info Script 8f991e4 + Boot-Repair extra info      [Boot-Info 25oct2017]


============================= Boot Info Summary: ===============================

 => No boot loader is installed in the MBR of /dev/sda.

sda1: __________________________________________________________________________

    File system:       vfat
    Boot sector type:  Windows 8/2012: FAT32
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        /EFI/ubuntu/grub.cfg /EFI/BOOT/bkpbootx64.efi 
                       /EFI/BOOT/bootx64.efi /EFI/BOOT/fbx64.efi 
                       /EFI/ubuntu/grubx64.efi /EFI/ubuntu/mmx64.efi 
                       /EFI/ubuntu/shimx64.efi

sda2: __________________________________________________________________________

    File system:       
    Boot sector type:  -
    Boot sector info: 
    Mounting failed:   mount: /mnt/BootInfo/sda2: unknown filesystem type ''.

sda3: __________________________________________________________________________

    File system:       ntfs
    Boot sector type:  Windows 8/2012: NTFS
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        /Windows/System32/winload.exe

sda4: __________________________________________________________________________

    File system:       ntfs
    Boot sector type:  Windows 8/2012: NTFS
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        

sda5: __________________________________________________________________________

    File system:       ext4
    Boot sector type:  -
    Boot sector info: 
    Operating System:  Ubuntu 17.10
    Boot files:        /boot/grub/grub.cfg /etc/fstab

sda6: __________________________________________________________________________

    File system:       swap
    Boot sector type:  -
    Boot sector info: 

sda7: __________________________________________________________________________

    File system:       ext4
    Boot sector type:  -
    Boot sector info: 
    Operating System:  Ubuntu 17.10
    Boot files:        /etc/fstab

sda8: __________________________________________________________________________

    File system:       vfat
    Boot sector type:  FAT32
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        /EFI/ubuntu/grub.cfg /EFI/BOOT/bkpbootx64.efi 
                       /EFI/BOOT/bootx64.efi /EFI/BOOT/fbx64.efi 
                       /EFI/ubuntu/grubx64.efi /EFI/ubuntu/mmx64.efi 
                       /EFI/ubuntu/shimx64.efi

============================ Drive/Partition Info: =============================

Drive: sda _____________________________________________________________________
Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: gpt

Partition  Boot  Start Sector    End Sector  # of Sectors  Id System

/dev/sda1                   1 1,953,525,167 1,953,525,167  ee GPT


GUID Partition Table detected.

Partition  Attrs   Start Sector    End Sector  # of Sectors System
/dev/sda1                 2,048       206,847       204,800 EFI System partition
/dev/sda2               206,848       239,615        32,768 Microsoft Reserved Partition (Windows)
/dev/sda3               239,616 1,800,903,514 1,800,663,899 Data partition (Windows/Linux)
/dev/sda4      R  1,952,499,712 1,953,523,711     1,024,000 Windows Recovery Environment (Windows)
/dev/sda5         1,800,904,704 1,839,966,207    39,061,504 Data partition (Linux)
/dev/sda6         1,839,966,208 1,859,497,983    19,531,776 Swap partition (Linux)
/dev/sda7         1,859,497,984 1,952,077,823    92,579,840 Data partition (Linux)
/dev/sda8         1,952,077,824 1,952,499,711       421,888 EFI System partition

Attributes: R=Required, N=No Block IO, B=Legacy BIOS Bootable, +=More bits set

"blkid" output: ________________________________________________________________

Device           UUID                                   TYPE       LABEL

/dev/sda1        0428-CC76                              vfat       ESP
/dev/sda2                                                          
/dev/sda3        46CC2A20CC2A0B2F                       ntfs       Acer
/dev/sda4        E44A2BD34A2BA0F2                       ntfs       Recovery
/dev/sda5        3ad4a001-0ce9-474f-987d-86f247ed38ad   ext4       
/dev/sda6        5f8b32b6-67b3-4b15-b7b6-8cb1f4d5200a   swap       
/dev/sda7        0d01f3b9-241a-4bd5-b053-5773f948e94d   ext4       
/dev/sda8        54BC-2ECE                              vfat       

========================= "ls -l /dev/disk/by-id" output: ======================

total 0
lrwxrwxrwx 1 root root  9 Feb 17  2018 ata-HL-DT-ST_DVDRAM_GUC0N_KX6FA6C1634 -> ../../sr0
lrwxrwxrwx 1 root root  9 Feb 17 10:52 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E -> ../../sda
lrwxrwxrwx 1 root root 10 Feb 17 10:52 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part1 -> ../../sda1
lrwxrwxrwx 1 root root 10 Feb 17 10:52 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part2 -> ../../sda2
lrwxrwxrwx 1 root root 10 Feb 17 10:53 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part3 -> ../../sda3
lrwxrwxrwx 1 root root 10 Feb 17 10:53 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part4 -> ../../sda4
lrwxrwxrwx 1 root root 10 Feb 17 10:52 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part5 -> ../../sda5
lrwxrwxrwx 1 root root 10 Feb 17 10:52 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part6 -> ../../sda6
lrwxrwxrwx 1 root root 10 Feb 17 10:52 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part7 -> ../../sda7
lrwxrwxrwx 1 root root 10 Feb 17 10:52 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part8 -> ../../sda8
lrwxrwxrwx 1 root root  9 Feb 17  2018 wwn-0x5001480000000000 -> ../../sr0
lrwxrwxrwx 1 root root  9 Feb 17 10:52 wwn-0x50014ee6061a1262 -> ../../sda
lrwxrwxrwx 1 root root 10 Feb 17 10:52 wwn-0x50014ee6061a1262-part1 -> ../../sda1
lrwxrwxrwx 1 root root 10 Feb 17 10:52 wwn-0x50014ee6061a1262-part2 -> ../../sda2
lrwxrwxrwx 1 root root 10 Feb 17 10:53 wwn-0x50014ee6061a1262-part3 -> ../../sda3
lrwxrwxrwx 1 root root 10 Feb 17 10:53 wwn-0x50014ee6061a1262-part4 -> ../../sda4
lrwxrwxrwx 1 root root 10 Feb 17 10:52 wwn-0x50014ee6061a1262-part5 -> ../../sda5
lrwxrwxrwx 1 root root 10 Feb 17 10:52 wwn-0x50014ee6061a1262-part6 -> ../../sda6
lrwxrwxrwx 1 root root 10 Feb 17 10:52 wwn-0x50014ee6061a1262-part7 -> ../../sda7
lrwxrwxrwx 1 root root 10 Feb 17 10:52 wwn-0x50014ee6061a1262-part8 -> ../../sda8

================================ Mount points: =================================

Device           Mount_Point              Type       Options

/dev/sda1        /boot/efi                vfat       (rw,relatime,fmask=0077,dmask=0077,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)
/dev/sda5        /                        ext4       (rw,relatime,errors=remount-ro,data=ordered)
/dev/sda8        /boot/efi                vfat       (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)


========================== sda1/EFI/ubuntu/grub.cfg: ===========================

--------------------------------------------------------------------------------
search.fs_uuid 3ad4a001-0ce9-474f-987d-86f247ed38ad root hd0,gpt5 
set prefix=($root)'/boot/grub'
configfile $prefix/grub.cfg
--------------------------------------------------------------------------------

=========================== sda5/boot/grub/grub.cfg: ===========================

--------------------------------------------------------------------------------
#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by grub-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#

### BEGIN /etc/grub.d/00_header ###
if [ -s $prefix/grubenv ]; then
  set have_grubenv=true
  load_env
fi
if [ "${next_entry}" ] ; then
   set default="${next_entry}"
   set next_entry=
   save_env next_entry
   set boot_once=true
else
   set default="0"
fi

if [ x"${feature_menuentry_id}" = xy ]; then
  menuentry_id_option="--id"
else
  menuentry_id_option=""
fi

export menuentry_id_option

if [ "${prev_saved_entry}" ]; then
  set saved_entry="${prev_saved_entry}"
  save_env saved_entry
  set prev_saved_entry=
  save_env prev_saved_entry
  set boot_once=true
fi

function savedefault {
  if [ -z "${boot_once}" ]; then
    saved_entry="${chosen}"
    save_env saved_entry
  fi
}
function recordfail {
  set recordfail=1
  if [ -n "${have_grubenv}" ]; then if [ -z "${boot_once}" ]; then save_env recordfail; fi; fi
}
function load_video {
  if [ x$feature_all_video_module = xy ]; then
    insmod all_video
  else
    insmod efi_gop
    insmod efi_uga
    insmod ieee1275_fb
    insmod vbe
    insmod vga
    insmod video_bochs
    insmod video_cirrus
  fi
}

if [ x$feature_default_font_path = xy ] ; then
   font=unicode
else
insmod part_gpt
insmod ext2
set root='hd0,gpt5'
if [ x$feature_platform_search_hint = xy ]; then
  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
else
  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
fi
    font="/usr/share/grub/unicode.pf2"
fi

if loadfont $font ; then
  set gfxmode=auto
  load_video
  insmod gfxterm
  set locale_dir=$prefix/locale
  set lang=fr_FR
  insmod gettext
fi
terminal_output gfxterm
if [ "${recordfail}" = 1 ] ; then
  set timeout=10
else
  if [ x$feature_timeout_style = xy ] ; then
    set timeout_style=menu
    set timeout=10
  # Fallback normal timeout code in case the timeout_style feature is
  # unavailable.
  else
    set timeout=10
  fi
fi
### END /etc/grub.d/00_header ###

### BEGIN /etc/grub.d/05_debian_theme ###
set menu_color_normal=white/black
set menu_color_highlight=black/light-gray
if background_color 44,0,30,0; then
  clear
fi
### END /etc/grub.d/05_debian_theme ###

### BEGIN /etc/grub.d/10_linux ###
function gfxmode {
	set gfxpayload="${1}"
	if [ "${1}" = "keep" ]; then
		set vt_handoff=vt.handoff=7
	else
		set vt_handoff=
	fi
}
if [ "${recordfail}" != 1 ]; then
  if [ -e ${prefix}/gfxblacklist.txt ]; then
    if hwmatch ${prefix}/gfxblacklist.txt 3; then
      if [ ${match} = 0 ]; then
        set linux_gfx_mode=keep
      else
        set linux_gfx_mode=text
      fi
    else
      set linux_gfx_mode=text
    fi
  else
    set linux_gfx_mode=keep
  fi
else
  set linux_gfx_mode=text
fi
export linux_gfx_mode
menuentry 'Ubuntu' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-simple-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
	recordfail
	load_video
	gfxmode $linux_gfx_mode
	insmod gzio
	if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
	insmod part_gpt
	insmod ext2
	set root='hd0,gpt5'
	if [ x$feature_platform_search_hint = xy ]; then
	  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
	else
	  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
	fi
	linux	/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
	initrd	/boot/initrd.img-4.13.0-32-generic
}
submenu 'Advanced options for Ubuntu' $menuentry_id_option 'gnulinux-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
	menuentry 'Ubuntu, with Linux 4.13.0-32-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-32-generic-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		gfxmode $linux_gfx_mode
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-32-generic ...'
		linux	/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-32-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-32-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-32-generic-recovery-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-32-generic ...'
		linux	/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro recovery nomodeset 
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-32-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-31-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-31-generic-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		gfxmode $linux_gfx_mode
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-31-generic ...'
		linux	/boot/vmlinuz-4.13.0-31-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-31-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-31-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-31-generic-recovery-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-31-generic ...'
		linux	/boot/vmlinuz-4.13.0-31-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro recovery nomodeset 
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-31-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-16-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-16-generic-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		gfxmode $linux_gfx_mode
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-16-generic ...'
	        linux	/boot/vmlinuz-4.13.0-16-generic root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-16-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-16-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-16-generic-recovery-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-16-generic ...'
	        linux	/boot/vmlinuz-4.13.0-16-generic root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro recovery nomodeset 
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-16-generic
	}
}

### END /etc/grub.d/10_linux ###

### BEGIN /etc/grub.d/20_linux_xen ###

### END /etc/grub.d/20_linux_xen ###

### BEGIN /etc/grub.d/20_memtest86+ ###
### END /etc/grub.d/20_memtest86+ ###

### BEGIN /etc/grub.d/25_custom ###

menuentry "EFI/BOOT/bkpbootx64.efi" {
search --fs-uuid --no-floppy --set=root 0428-CC76
chainloader (${root})/EFI/BOOT/bkpbootx64.efi
}

menuentry "EFI/BOOT/fbx64.efi" {
search --fs-uuid --no-floppy --set=root 0428-CC76
chainloader (${root})/EFI/BOOT/fbx64.efi
}

menuentry "EFI/ubuntu/mmx64.efi" {
search --fs-uuid --no-floppy --set=root 0428-CC76
chainloader (${root})/EFI/ubuntu/mmx64.efi
}

menuentry "EFI/BOOT/bkpbootx64.efi sda8" {
search --fs-uuid --no-floppy --set=root 54BC-2ECE
chainloader (${root})/EFI/BOOT/bkpbootx64.efi
}

menuentry "EFI/BOOT/fbx64.efi sda8" {
search --fs-uuid --no-floppy --set=root 54BC-2ECE
chainloader (${root})/EFI/BOOT/fbx64.efi
}

menuentry "EFI/ubuntu/mmx64.efi sda8" {
search --fs-uuid --no-floppy --set=root 54BC-2ECE
chainloader (${root})/EFI/ubuntu/mmx64.efi
}
### END /etc/grub.d/25_custom ###

### BEGIN /etc/grub.d/30_os-prober ###

### END /etc/grub.d/30_os-prober ###

### BEGIN /etc/grub.d/30_uefi-firmware ###
menuentry 'System setup' $menuentry_id_option 'uefi-firmware' {
	fwsetup
}
### END /etc/grub.d/30_uefi-firmware ###

### BEGIN /etc/grub.d/40_custom ###
# This file provides an easy way to add custom menu entries.  Simply type the
# menu entries you want to add after this comment.  Be careful not to change
# the 'exec tail' line above.
### END /etc/grub.d/40_custom ###

### BEGIN /etc/grub.d/41_custom ###
if [ -f  ${config_directory}/custom.cfg ]; then
  source ${config_directory}/custom.cfg
elif [ -z "${config_directory}" -a -f  $prefix/custom.cfg ]; then
  source $prefix/custom.cfg;
fi
### END /etc/grub.d/41_custom ###
--------------------------------------------------------------------------------

=============================== sda5/etc/fstab: ================================

--------------------------------------------------------------------------------
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point>   <type>  <options>       <dump>  <pass>
# / was on /dev/sda5 during installation
UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad /               ext4    errors=remount-ro 0       1
# /boot/efi was on /dev/sda1 during installation
#UUID=0428-CC76  /boot/efi       vfat    umask=0077      0       1
# swap was on /dev/sda6 during installation
UUID=5f8b32b6-67b3-4b15-b7b6-8cb1f4d5200a none            swap    sw              0       0
/swapfile                                 none            swap    sw              0       0
UUID=54BC-2ECE	/boot/efi	vfat	defaults	0	1
--------------------------------------------------------------------------------

=================== sda5: Location of files loaded by Grub: ====================

           GiB - GB             File                                 Fragment(s)

 858.867881775 = 922.202365952  boot/grub/grub.cfg                             1
 861.585933685 = 925.120851968  boot/vmlinuz-4.13.0-16-generic                 2
 862.538543701 = 926.143709184  boot/vmlinuz-4.13.0-31-generic                 1
 863.140106201 = 926.789632000  boot/vmlinuz-4.13.0-31-generic.efi.signed      1
 864.167449951 = 927.892733952  boot/vmlinuz-4.13.0-32-generic                 1
 864.550262451 = 928.303775744  boot/vmlinuz-4.13.0-32-generic.efi.signed      2
 861.585933685 = 925.120851968  vmlinuz                                        2
 871.080097198 = 935.315132416  boot/initrd.img-4.13.0-16-generic              2
 864.418441772 = 928.162234368  boot/initrd.img-4.13.0-31-generic              3
 865.355464935 = 929.168355328  boot/initrd.img-4.13.0-32-generic              6
 871.080097198 = 935.315132416  initrd.img                                     2
 871.080097198 = 935.315132416  initrd.img.old                                 2

=============================== sda7/etc/fstab: ================================

--------------------------------------------------------------------------------
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point>   <type>  <options>       <dump>  <pass>
# / was on /dev/sda7 during installation
UUID=0d01f3b9-241a-4bd5-b053-5773f948e94d /               ext4    errors=remount-ro 0       1
# /boot/efi was on /dev/sda1 during installation
UUID=0428-CC76  /boot/efi       vfat    umask=0077      0       1
/swapfile                                 none            swap    sw              0       0
--------------------------------------------------------------------------------

========================== sda8/EFI/ubuntu/grub.cfg: ===========================

--------------------------------------------------------------------------------
search.fs_uuid 3ad4a001-0ce9-474f-987d-86f247ed38ad root hd0,gpt5 
set prefix=($root)'/boot/grub'
configfile $prefix/grub.cfg
--------------------------------------------------------------------------------


ADDITIONAL INFORMATION :
=================== log of boot-repair 20180217_1052 ===================
boot-repair version : 4ppa65
boot-sav version : 4ppa65
boot-sav-extra version : 4ppa65
glade2script version : 3.2.3~ppa4
boot-repair is executed in installed-session (Ubuntu 17.10, artful, Ubuntu, x86_64)
CPU op-mode(s):      32-bit, 64-bit
BOOT_IMAGE=/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro quiet splash vt.handoff=7

=================== os-prober:
/dev/sda5:L'OS actuellement utilisé - Ubuntu 17.10 CurrentSession:linux
/dev/sda1@/EFI/Microsoft/Boot/bootmgfw.efi:Windows Boot Manager:Windows:efi
/dev/sda7:Ubuntu 17.10 (17.10):Ubuntu:linux

=================== blkid:
/dev/sda1: LABEL="ESP" UUID="0428-CC76" TYPE="vfat" PARTLABEL="EFI system partition" PARTUUID="d0ecc719-9ef2-4cfd-8a4b-a049246f214d"
/dev/sda3: LABEL="Acer" UUID="46CC2A20CC2A0B2F" TYPE="ntfs" PARTLABEL="Basic data partition" PARTUUID="12f021b6-c3f9-4b56-921d-849503b2faeb"
/dev/sda4: LABEL="Recovery" UUID="E44A2BD34A2BA0F2" TYPE="ntfs" PARTLABEL="Basic data partition" PARTUUID="f374a6e2-75f2-429a-bccd-cbf60fac21b3"
/dev/sda5: UUID="3ad4a001-0ce9-474f-987d-86f247ed38ad" TYPE="ext4" PARTUUID="d65b9f63-019d-4feb-aa9a-926029cf202d"
/dev/sda6: UUID="5f8b32b6-67b3-4b15-b7b6-8cb1f4d5200a" TYPE="swap" PARTUUID="53607aa0-bb6c-4551-aabe-986cf220bb77"
/dev/sda7: UUID="0d01f3b9-241a-4bd5-b053-5773f948e94d" TYPE="ext4" PARTUUID="ff0aa640-5dbf-42b1-b4df-db8cff06daa1"
/dev/sda8: UUID="54BC-2ECE" TYPE="vfat" PARTUUID="debf32bf-df45-4b3c-887f-f877430f2ca6"
/dev/sda2: PARTLABEL="Microsoft reserved partition" PARTUUID="e0f2374b-6366-4f3c-8c9e-fb6cfbba9a1f"


1 disks with OS, 3 OS : 2 Linux, 0 MacOS, 1 Windows, 0 unknown type OS.

Windows not detected by os-prober on sda3.

=================== /etc/grub.d/ :
drwxr-xr-x  2 root root     4096 févr. 14 19:52 grub.d
total 80
-rwxr-xr-x 1 root root  9783 oct.  12 15:41 00_header
-rwxr-xr-x 1 root root  6258 avril 24  2017 05_debian_theme
-rwxr-xr-x 1 root root 12676 oct.  12 15:41 10_linux
-rwxr-xr-x 1 root root 11281 oct.  12 15:41 20_linux_xen
-rwxr-xr-x 1 root root  1992 janv. 28  2016 20_memtest86+
-rwxr-xr-x 1 root root 12059 oct.  12 15:41 30_os-prober
-rwxr-xr-x 1 root root  1418 oct.  12 15:41 30_uefi-firmware
-rwxr-xr-x 1 root root   214 oct.  12 15:41 40_custom
-rwxr-xr-x 1 root root   216 oct.  12 15:41 41_custom
-rw-r--r-- 1 root root   483 oct.  12 15:41 README




=================== /etc/default/grub :

# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
#   info -f grub -n 'Simple configuration'

GRUB_DEFAULT=0
#GRUB_HIDDEN_TIMEOUT=0
GRUB_HIDDEN_TIMEOUT_QUIET=true
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX=""

# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"

# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console

# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480

# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true

# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"

# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"



/boot/efi detected in the fstab of sda5: UUID=0428-CC76   (sda1)
Presence of EFI/Microsoft file detected: /boot/efi/EFI/Microsoft/Boot/bootmgfw.efi
Presence of EFI/Boot file detected: /boot/efi/EFI/Boot/bootx64.efi
Presence of EFI/Boot file detected: /boot/efi/EFI/Boot/fbx64.efi

=================== sda7/etc/grub.d/ :
drwxr-xr-x  2 root root     4096 févr. 15 14:07 grub.d
total 92
-rwxr-xr-x 1 root root  9783 oct.  12 15:41 00_header
-rwxr-xr-x 1 root root  6258 avril 24  2017 05_debian_theme
-rwxr-xr-x 1 root root  9921 sept.  2  2016 09_lowlatency
-rwxr-xr-x 1 root root 12676 oct.  12 15:41 10_linux
-rwxr-xr-x 1 root root 11281 oct.  12 15:41 20_linux_xen
-rwxr-xr-x 1 root root  1992 janv. 28  2016 20_memtest86+
-rwxr-xr-x 1 root root 12059 oct.  12 15:41 30_os-prober
-rwxr-xr-x 1 root root  1418 oct.  12 15:41 30_uefi-firmware
-rwxr-xr-x 1 root root   214 oct.  12 15:41 40_custom
-rwxr-xr-x 1 root root   216 oct.  12 15:41 41_custom
-rw-r--r-- 1 root root   483 oct.  12 15:41 README




=================== sda7/etc/default/grub :

# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
#   info -f grub -n 'Simple configuration'

GRUB_DEFAULT=0
GRUB_HIDDEN_TIMEOUT=0
GRUB_HIDDEN_TIMEOUT_QUIET=true
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX=""

# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"

# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console

# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480

# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true

# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"

# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"



=================== No kernel in /mnt/boot-sav/sda7/boot:
abi-4.13.0-16-lowlatency
config-4.13.0-16-lowlatency
efi
grub
memtest86+.bin
memtest86+.elf
memtest86+_multiboot.bin
System.map-4.13.0-16-lowlatency


/boot/efi detected in the fstab of sda7: UUID=0428-CC76   (sda1)
/usr/share/boot-sav/bs-cmd_terminal.sh: ligne 179: avertissement : command substitution: ignored null byte in input

=================== efibootmgr -v
BootCurrent: 0001
Timeout: 0 seconds
BootOrder: 0000,0001,2001,2002,2003
Boot0000* Windows Boot Manager	HD(1,GPT,d0ecc719-9ef2-4cfd-8a4b-a049246f214d,0x800,0x32000)/File(EFIMicrosoftBootbootmgfw.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=.{.9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5.}....................
Boot0001* ubuntu	HD(1,GPT,d0ecc719-9ef2-4cfd-8a4b-a049246f214d,0x800,0x32000)/File(EFIubuntushimx64.efi)
Boot0008* ST3500320AS             	BBS(Network,,0x500)............................................................................A...........................
Boot000C* WDC WD10JPVX-22JC3T0            	BBS(HD,,0x500)................-...........A......R........................................A.........................
Boot000D* HL-DT-ST DVDRAM GUC0N           	BBS(CDROM,,0x500)................-...........A......#........................................A.........................
Boot2001* EFI USB Device	RC
Boot2002* EFI DVD/CDROM	RC
Boot2003* EFI Network	RC

=================== UEFI/Legacy mode:
BIOS is EFI-compatible, and is setup in EFI-mode for this installed-session.
SecureBoot disabled. (maybe sec-boot, Veuillez indiquer ce message à boot.repair@gmail.com)


=================== PARTITIONS & DISKS:
sda5	: sda,	not-sepboot,	grubenv-ok	grub2,	signed grub-efi ,	update-grub,	64,	with-boot,	is-os,	not--efi--part,	fstab-without-boot,	fstab-has-goodEFI,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	apt-get,	grub-install,	with--usr,	fstab-without-usr,	not-sep-usr,	standard,	farbios,	notbiosboot, .
sda1	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	is-os,	is-correct-EFI,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	not-far,	notbiosboot, /boot/efi.
sda3	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	is-os,	not--efi--part,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	haswinload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda3.
sda4	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	no-os,	not--efi--part,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	no-winload,	recovery-or-hidden,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda4.
sda7	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	64,	no-kernel,	is-os,	not--efi--part,	fstab-without-boot,	fstab-has-goodEFI,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	apt-get,	nogrubinstall,	with--usr,	fstab-without-usr,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda7.
sda8	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	no-os,	is-correct-EFI,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda8.

sda	: GPT,	no-BIOS_boot,	has-correctEFI, 	not-usb,	not-mmc, has-os,	2048 sectors * 512 bytes


=================== parted -lm:

BYT;
/dev/sda:1000GB:scsi:512:4096:gpt:ATA WDC WD10JPVX-22J:;
1:1049kB:106MB:105MB:fat32:EFI system partition:boot, esp;
2:106MB:123MB:16.8MB::Microsoft reserved partition:msftres;
3:123MB:922GB:922GB:ntfs:Basic data partition:msftdata;
5:922GB:942GB:20.0GB:ext4::;
6:942GB:952GB:10.0GB:linux-swap(v1)::;
7:952GB:999GB:47.4GB:ext4::;
8:999GB:1000GB:216MB:fat32::boot, esp;
4:1000GB:1000GB:524MB:ntfs:Basic data partition:hidden, diag;

=================== lsblk:
KNAME TYPE FSTYPE   SIZE LABEL
sda   disk        931,5G
sda1  part vfat     100M ESP
sda2  part           16M
sda3  part ntfs   858,6G Acer
sda4  part ntfs     500M Recovery
sda5  part ext4    18,6G
sda6  part swap     9,3G
sda7  part ext4    44,1G
sda8  part vfat     206M
sr0   rom          1024M

KNAME ROTA RO RM STATE   MOUNTPOINT
sda      1  0  0 running
sda1     1  0  0         /boot/efi
sda2     1  0  0
sda3     1  0  0         /mnt/boot-sav/sda3
sda4     1  0  0         /mnt/boot-sav/sda4
sda5     1  0  0         /
sda6     1  0  0         [SWAP]
sda7     1  0  0         /mnt/boot-sav/sda7
sda8     1  0  0         /mnt/boot-sav/sda8
sr0      1  0  1 running


=================== mount:
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
udev on /dev type devtmpfs (rw,nosuid,relatime,size=1953048k,nr_inodes=488262,mode=755)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs (rw,nosuid,noexec,relatime,size=396016k,mode=755)
/dev/sda5 on / type ext4 (rw,relatime,errors=remount-ro,data=ordered)
securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)
tmpfs on /run/lock type tmpfs (rw,nosuid,nodev,noexec,relatime,size=5120k)
tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755)
cgroup on /sys/fs/cgroup/unified type cgroup2 (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,xattr,name=systemd)
pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
efivarfs on /sys/firmware/efi/efivars type efivarfs (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio)
cgroup on /sys/fs/cgroup/rdma type cgroup (rw,nosuid,nodev,noexec,relatime,rdma)
cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct)
cgroup on /sys/fs/cgroup/net_cls,net_prio type cgroup (rw,nosuid,nodev,noexec,relatime,net_cls,net_prio)
cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset)
cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices)
cgroup on /sys/fs/cgroup/memory type cgroup (rw,nosuid,nodev,noexec,relatime,memory)
cgroup on /sys/fs/cgroup/hugetlb type cgroup (rw,nosuid,nodev,noexec,relatime,hugetlb)
cgroup on /sys/fs/cgroup/pids type cgroup (rw,nosuid,nodev,noexec,relatime,pids)
cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer)
cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,perf_event)
systemd-1 on /proc/sys/fs/binfmt_misc type autofs (rw,relatime,fd=34,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=13723)
mqueue on /dev/mqueue type mqueue (rw,relatime)
debugfs on /sys/kernel/debug type debugfs (rw,relatime)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime,pagesize=2M)
fusectl on /sys/fs/fuse/connections type fusectl (rw,relatime)
configfs on /sys/kernel/config type configfs (rw,relatime)
/dev/sda1 on /boot/efi type vfat (rw,relatime,fmask=0077,dmask=0077,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)
tmpfs on /run/user/1000 type tmpfs (rw,nosuid,nodev,relatime,size=396016k,mode=700,uid=1000,gid=1000)
gvfsd-fuse on /run/user/1000/gvfs type fuse.gvfsd-fuse (rw,nosuid,nodev,relatime,user_id=1000,group_id=1000)
/dev/sda3 on /mnt/boot-sav/sda3 type fuseblk (rw,relatime,user_id=0,group_id=0,allow_other,blksize=4096)
/dev/sda4 on /mnt/boot-sav/sda4 type fuseblk (rw,relatime,user_id=0,group_id=0,allow_other,blksize=4096)
/dev/sda7 on /mnt/boot-sav/sda7 type ext4 (rw,relatime,data=ordered)
/dev/sda8 on /mnt/boot-sav/sda8 type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)


=================== ls:
/sys/block/sda (filtered):  alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight integrity power queue range removable ro sda1 sda2 sda3 sda4 sda5 sda6 sda7 sda8 size slaves stat subsystem trace uevent
/sys/block/sr0 (filtered):  alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight integrity power queue range removable ro size slaves stat subsystem trace uevent
/dev (filtered):  adsp autofs block bsg btrfs-control bus cdrom cdrw char console core cpu cpu_dma_latency cuse disk dri drm_dp_aux0 dsp dvd dvdrw ecryptfs fb0 fd full fuse hidraw0 hidraw1 hidraw2 hpet hugepages hwrng i2c-0 i2c-1 i2c-10 i2c-11 i2c-12 i2c-13 i2c-14 i2c-15 i2c-16 i2c-17 i2c-18 i2c-2 i2c-3 i2c-4 i2c-5 i2c-6 i2c-7 i2c-8 i2c-9 initctl input kmsg kvm lightnvm log mapper mcelog media0 mei0 mem memory_bandwidth mixer mqueue net network_latency network_throughput null port ppp psaux ptmx pts random rfkill rtc rtc0 sda sda1 sda2 sda3 sda4 sda5 sda6 sda7 sda8 sg0 sg1 shm snapshot snd sr0 stderr stdin stdout uhid uinput urandom usb userio v4l vfio vga_arbiter vhci vhost-net vhost-vsock video0 zero
ls /dev/mapper:  control

=================== hexdump -n512 -C /dev/sda1
00000000  eb 58 90 4d 53 44 4f 53  35 2e 30 00 02 02 fe 19  |.X.MSDOS5.0.....|
00000010  02 00 00 00 00 f8 00 00  3f 00 ff 00 00 08 00 00  |........?.......|
00000020  00 20 03 00 01 03 00 00  00 00 00 00 02 00 00 00  |. ..............|
00000030  01 00 06 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
00000040  80 01 29 76 cc 28 04 4e  4f 20 4e 41 4d 45 20 20  |..)v.(.NO NAME  |
00000050  20 20 46 41 54 33 32 20  20 20 33 c9 8e d1 bc f4  |  FAT32   3.....|
00000060  7b 8e c1 8e d9 bd 00 7c  88 56 40 88 4e 02 8a 56  |{......|.V@.N..V|
00000070  40 b4 41 bb aa 55 cd 13  72 10 81 fb 55 aa 75 0a  |@.A..U..r...U.u.|
00000080  f6 c1 01 74 05 fe 46 02  eb 2d 8a 56 40 b4 08 cd  |...t..F..-.V@...|
00000090  13 73 05 b9 ff ff 8a f1  66 0f b6 c6 40 66 0f b6  |.s......f...@f..|
000000a0  d1 80 e2 3f f7 e2 86 cd  c0 ed 06 41 66 0f b7 c9  |...?.......Af...|
000000b0  66 f7 e1 66 89 46 f8 83  7e 16 00 75 39 83 7e 2a  |f..f.F..~..u9.~*|
000000c0  00 77 33 66 8b 46 1c 66  83 c0 0c bb 00 80 b9 01  |.w3f.F.f........|
000000d0  00 e8 2c 00 e9 a8 03 a1  f8 7d 80 c4 7c 8b f0 ac  |..,......}..|...|
000000e0  84 c0 74 17 3c ff 74 09  b4 0e bb 07 00 cd 10 eb  |..t.<.t.........|
000000f0  ee a1 fa 7d eb e4 a1 7d  80 eb df 98 cd 16 cd 19  |...}...}........|
00000100  66 60 80 7e 02 00 0f 84  20 00 66 6a 00 66 50 06  |f`.~.... .fj.fP.|
00000110  53 66 68 10 00 01 00 b4  42 8a 56 40 8b f4 cd 13  |Sfh.....B.V@....|
00000120  66 58 66 58 66 58 66 58  eb 33 66 3b 46 f8 72 03  |fXfXfXfX.3f;F.r.|
00000130  f9 eb 2a 66 33 d2 66 0f  b7 4e 18 66 f7 f1 fe c2  |..*f3.f..N.f....|
00000140  8a ca 66 8b d0 66 c1 ea  10 f7 76 1a 86 d6 8a 56  |..f..f....v....V|
00000150  40 8a e8 c0 e4 06 0a cc  b8 01 02 cd 13 66 61 0f  |@............fa.|
00000160  82 74 ff 81 c3 00 02 66  40 49 75 94 c3 42 4f 4f  |.t.....f@Iu..BOO|
00000170  54 4d 47 52 20 20 20 20  00 00 00 00 00 00 00 00  |TMGR    ........|
00000180  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
000001a0  00 00 00 00 00 00 00 00  00 00 00 00 0d 0a 44 69  |..............Di|
000001b0  73 6b 20 65 72 72 6f 72  ff 0d 0a 50 72 65 73 73  |sk error...Press|
000001c0  20 61 6e 79 20 6b 65 79  20 74 6f 20 72 65 73 74  | any key to rest|
000001d0  61 72 74 0d 0a 00 00 00  00 00 00 00 00 00 00 00  |art.............|
000001e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000001f0  00 00 00 00 00 00 00 00  ac 01 b9 01 00 00 55 aa  |..............U.|
00000200

=================== hexdump -n512 -C /dev/sda3
00000000  eb 52 90 4e 54 46 53 20  20 20 20 00 02 08 00 00  |.R.NTFS    .....|
00000010  00 00 00 00 00 f8 00 00  3f 00 ff 00 00 a8 03 00  |........?.......|
00000020  00 00 00 00 80 00 80 00  5a f3 53 6b 00 00 00 00  |........Z.Sk....|
00000030  00 00 0c 00 00 00 00 00  02 00 00 00 00 00 00 00  |................|
00000040  f6 00 00 00 01 00 00 00  2f 0b 2a cc 20 2a cc 46  |......../.*. *.F|
00000050  00 00 00 00 fa 33 c0 8e  d0 bc 00 7c fb 68 c0 07  |.....3.....|.h..|
00000060  1f 1e 68 66 00 cb 88 16  0e 00 66 81 3e 03 00 4e  |..hf......f.>..N|
00000070  54 46 53 75 15 b4 41 bb  aa 55 cd 13 72 0c 81 fb  |TFSu..A..U..r...|
00000080  55 aa 75 06 f7 c1 01 00  75 03 e9 dd 00 1e 83 ec  |U.u.....u.......|
00000090  18 68 1a 00 b4 48 8a 16  0e 00 8b f4 16 1f cd 13  |.h...H..........|
000000a0  9f 83 c4 18 9e 58 1f 72  e1 3b 06 0b 00 75 db a3  |.....X.r.;...u..|
000000b0  0f 00 c1 2e 0f 00 04 1e  5a 33 db b9 00 20 2b c8  |........Z3... +.|
000000c0  66 ff 06 11 00 03 16 0f  00 8e c2 ff 06 16 00 e8  |f...............|
000000d0  4b 00 2b c8 77 ef b8 00  bb cd 1a 66 23 c0 75 2d  |K.+.w......f#.u-|
000000e0  66 81 fb 54 43 50 41 75  24 81 f9 02 01 72 1e 16  |f..TCPAu$....r..|
000000f0  68 07 bb 16 68 52 11 16  68 09 00 66 53 66 53 66  |h...hR..h..fSfSf|
00000100  55 16 16 16 68 b8 01 66  61 0e 07 cd 1a 33 c0 bf  |U...h..fa....3..|
00000110  0a 13 b9 f6 0c fc f3 aa  e9 fe 01 90 90 66 60 1e  |.............f`.|
00000120  06 66 a1 11 00 66 03 06  1c 00 1e 66 68 00 00 00  |.f...f.....fh...|
00000130  00 66 50 06 53 68 01 00  68 10 00 b4 42 8a 16 0e  |.fP.Sh..h...B...|
00000140  00 16 1f 8b f4 cd 13 66  59 5b 5a 66 59 66 59 1f  |.......fY[ZfYfY.|
00000150  0f 82 16 00 66 ff 06 11  00 03 16 0f 00 8e c2 ff  |....f...........|
00000160  0e 16 00 75 bc 07 1f 66  61 c3 a1 f6 01 e8 09 00  |...u...fa.......|
00000170  a1 fa 01 e8 03 00 f4 eb  fd 8b f0 ac 3c 00 74 09  |............<.t.|
00000180  b4 0e bb 07 00 cd 10 eb  f2 c3 0d 0a 41 20 64 69  |............A di|
00000190  73 6b 20 72 65 61 64 20  65 72 72 6f 72 20 6f 63  |sk read error oc|
000001a0  63 75 72 72 65 64 00 0d  0a 42 4f 4f 54 4d 47 52  |curred...BOOTMGR|
000001b0  20 69 73 20 63 6f 6d 70  72 65 73 73 65 64 00 0d  | is compressed..|
000001c0  0a 50 72 65 73 73 20 43  74 72 6c 2b 41 6c 74 2b  |.Press Ctrl+Alt+|
000001d0  44 65 6c 20 74 6f 20 72  65 73 74 61 72 74 0d 0a  |Del to restart..|
000001e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000001f0  00 00 00 00 00 00 8a 01  a7 01 bf 01 00 00 55 aa  |..............U.|
00000200

=================== hexdump -n512 -C /dev/sda4
00000000  eb 52 90 4e 54 46 53 20  20 20 20 00 02 08 00 00  |.R.NTFS    .....|
00000010  00 00 00 00 00 f8 00 00  3f 00 ff 00 00 c8 60 74  |........?.....`t|
00000020  00 00 00 00 80 00 80 00  ff 9f 0f 00 00 00 00 00  |................|
00000030  aa a6 00 00 00 00 00 00  02 00 00 00 00 00 00 00  |................|
00000040  f6 00 00 00 01 00 00 00  f2 a0 2b 4a d3 2b 4a e4  |..........+J.+J.|
00000050  00 00 00 00 fa 33 c0 8e  d0 bc 00 7c fb 68 c0 07  |.....3.....|.h..|
00000060  1f 1e 68 66 00 cb 88 16  0e 00 66 81 3e 03 00 4e  |..hf......f.>..N|
00000070  54 46 53 75 15 b4 41 bb  aa 55 cd 13 72 0c 81 fb  |TFSu..A..U..r...|
00000080  55 aa 75 06 f7 c1 01 00  75 03 e9 dd 00 1e 83 ec  |U.u.....u.......|
00000090  18 68 1a 00 b4 48 8a 16  0e 00 8b f4 16 1f cd 13  |.h...H..........|
000000a0  9f 83 c4 18 9e 58 1f 72  e1 3b 06 0b 00 75 db a3  |.....X.r.;...u..|
000000b0  0f 00 c1 2e 0f 00 04 1e  5a 33 db b9 00 20 2b c8  |........Z3... +.|
000000c0  66 ff 06 11 00 03 16 0f  00 8e c2 ff 06 16 00 e8  |f...............|
000000d0  4b 00 2b c8 77 ef b8 00  bb cd 1a 66 23 c0 75 2d  |K.+.w......f#.u-|
000000e0  66 81 fb 54 43 50 41 75  24 81 f9 02 01 72 1e 16  |f..TCPAu$....r..|
000000f0  68 07 bb 16 68 52 11 16  68 09 00 66 53 66 53 66  |h...hR..h..fSfSf|
00000100  55 16 16 16 68 b8 01 66  61 0e 07 cd 1a 33 c0 bf  |U...h..fa....3..|
00000110  0a 13 b9 f6 0c fc f3 aa  e9 fe 01 90 90 66 60 1e  |.............f`.|
00000120  06 66 a1 11 00 66 03 06  1c 00 1e 66 68 00 00 00  |.f...f.....fh...|
00000130  00 66 50 06 53 68 01 00  68 10 00 b4 42 8a 16 0e  |.fP.Sh..h...B...|
00000140  00 16 1f 8b f4 cd 13 66  59 5b 5a 66 59 66 59 1f  |.......fY[ZfYfY.|
00000150  0f 82 16 00 66 ff 06 11  00 03 16 0f 00 8e c2 ff  |....f...........|
00000160  0e 16 00 75 bc 07 1f 66  61 c3 a1 f6 01 e8 09 00  |...u...fa.......|
00000170  a1 fa 01 e8 03 00 f4 eb  fd 8b f0 ac 3c 00 74 09  |............<.t.|
00000180  b4 0e bb 07 00 cd 10 eb  f2 c3 0d 0a 41 20 64 69  |............A di|
00000190  73 6b 20 72 65 61 64 20  65 72 72 6f 72 20 6f 63  |sk read error oc|
000001a0  63 75 72 72 65 64 00 0d  0a 42 4f 4f 54 4d 47 52  |curred...BOOTMGR|
000001b0  20 69 73 20 63 6f 6d 70  72 65 73 73 65 64 00 0d  | is compressed..|
000001c0  0a 50 72 65 73 73 20 43  74 72 6c 2b 41 6c 74 2b  |.Press Ctrl+Alt+|
000001d0  44 65 6c 20 74 6f 20 72  65 73 74 61 72 74 0d 0a  |Del to restart..|
000001e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000001f0  00 00 00 00 00 00 8a 01  a7 01 bf 01 00 00 55 aa  |..............U.|
00000200

=================== hexdump -n512 -C /dev/sda8
00000000  eb 58 90 6d 6b 66 73 2e  66 61 74 00 02 01 20 00  |.X.mkfs.fat... .|
00000010  02 00 00 00 00 f8 00 00  3f 00 ff 00 00 58 5a 74  |........?....XZt|
00000020  00 70 06 00 ae 0c 00 00  00 00 00 00 02 00 00 00  |.p..............|
00000030  01 00 06 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
00000040  80 01 29 ce 2e bc 54 4e  4f 20 4e 41 4d 45 20 20  |..)...TNO NAME  |
00000050  20 20 46 41 54 33 32 20  20 20 0e 1f be 77 7c ac  |  FAT32   ...w|.|
00000060  22 c0 74 0b 56 b4 0e bb  07 00 cd 10 5e eb f0 32  |".t.V.......^..2|
00000070  e4 cd 16 cd 19 eb fe 54  68 69 73 20 69 73 20 6e  |.......This is n|
00000080  6f 74 20 61 20 62 6f 6f  74 61 62 6c 65 20 64 69  |ot a bootable di|
00000090  73 6b 2e 20 20 50 6c 65  61 73 65 20 69 6e 73 65  |sk.  Please inse|
000000a0  72 74 20 61 20 62 6f 6f  74 61 62 6c 65 20 66 6c  |rt a bootable fl|
000000b0  6f 70 70 79 20 61 6e 64  0d 0a 70 72 65 73 73 20  |oppy and..press |
000000c0  61 6e 79 20 6b 65 79 20  74 6f 20 74 72 79 20 61  |any key to try a|
000000d0  67 61 69 6e 20 2e 2e 2e  20 0d 0a 00 00 00 00 00  |gain ... .......|
000000e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
000001f0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 55 aa  |..............U.|
00000200

=================== df -Th:

Filesystem     Type      Size  Used Avail Use% Mounted on
udev           devtmpfs  1.9G     0  1.9G   0% /dev
tmpfs          tmpfs     387M   12M  376M   3% /run
/dev/sda5      ext4       19G  8.2G  9.2G  47% /
tmpfs          tmpfs     1.9G     0  1.9G   0% /dev/shm
tmpfs          tmpfs     5.0M  4.0K  5.0M   1% /run/lock
tmpfs          tmpfs     1.9G     0  1.9G   0% /sys/fs/cgroup
/dev/sda1      vfat       96M   54M   43M  56% /boot/efi
tmpfs          tmpfs     387M  1.3M  386M   1% /run/user/1000
/dev/sda3      fuseblk   859G   99G  761G  12% /mnt/boot-sav/sda3
/dev/sda4      fuseblk   500M  416M   85M  84% /mnt/boot-sav/sda4
/dev/sda7      ext4       44G  5.4G   36G  14% /mnt/boot-sav/sda7
/dev/sda8      vfat      203M   512  203M   1% /mnt/boot-sav/sda8

=================== fdisk -l:
Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: gpt
Disk identifier: 12673B6D-6346-42D6-A75C-7B08989653D8

Device          Start        End    Sectors   Size Type
/dev/sda1        2048     206847     204800   100M EFI System
/dev/sda2      206848     239615      32768    16M Microsoft reserved
/dev/sda3      239616 1800903514 1800663899 858.6G Microsoft basic data
/dev/sda4  1952499712 1953523711    1024000   500M Windows recovery environment
/dev/sda5  1800904704 1839966207   39061504  18.6G Linux filesystem
/dev/sda6  1839966208 1859497983   19531776   9.3G Linux swap
/dev/sda7  1859497984 1952077823   92579840  44.1G Linux filesystem
/dev/sda8  1952077824 1952499711     421888   206M EFI System

Partition table entries are not in disk order.



=================== Recommended repair
The default repair of the Boot-Repair utility will reinstall the grub-efi-amd64-signed of sda5, using the following options:        sda8/boot/efi,
Additional repair will be performed: unhide-bootmenu-10s   fix-windows-boot use-standard-efi-file


/boot/efi added in sda5/fstab
Quantity of real Windows: 1
sda5/boot/efi not empty
Mount sda8 on /boot/efi
ls: impossible d'accéder à '/boot/efi/efi': Aucun fichier ou dossier de ce type
No sda5/boot/efi/efi/ ubuntu/mint folder

*******lspci -nnk | grep -iA3 vga
00:02.0 VGA compatible controller [0300]: Intel Corporation 4th Gen Core Processor Integrated Graphics Controller [8086:0416] (rev 06)
Subsystem: Acer Incorporated [ALI] 4th Gen Core Processor Integrated Graphics Controller [1025:091d]
Kernel driver in use: i915
Kernel modules: i915
*******

grub-install --version
grub-install (GRUB) 2.02~beta3-4ubuntu7.1,grub-install (GRUB) 2.

efibootmgr -v
BootCurrent: 0001
Timeout: 0 seconds
BootOrder: 0000,0001,2001,2002,2003
Boot0000* Windows Boot Manager	HD(1,GPT,d0ecc719-9ef2-4cfd-8a4b-a049246f214d,0x800,0x32000)/File(EFIMicrosoftBootbootmgfw.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=.{.9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5.}....................
Boot0001* ubuntu	HD(1,GPT,d0ecc719-9ef2-4cfd-8a4b-a049246f214d,0x800,0x32000)/File(EFIubuntushimx64.efi)
Boot0008* ST3500320AS             	BBS(Network,,0x500)............................................................................A...........................
Boot000C* WDC WD10JPVX-22JC3T0            	BBS(HD,,0x500)................-...........A......R........................................A.........................
Boot000D* HL-DT-ST DVDRAM GUC0N           	BBS(CDROM,,0x500)................-...........A......#........................................A.........................
Boot2001* EFI USB Device	RC
Boot2002* EFI DVD/CDROM	RC
Boot2003* EFI Network	RC

uname -r
Kernel: 4.13.0-32-generic

Reinstall the grub-efi-amd64-signed of sda5
Installing for x86_64-efi platform.
Installation finished. No error reported.
grub-install --efi-directory=/boot/efi --target=x86_64-efi --uefi-secure-boot : exit code of grub-install :0
efi files in sda1/efi: /ubuntu/shimx64.efi /ubuntu/mmx64.efi /ubuntu/grubx64.efi /BOOT/fbx64.efi
efi files in sda8/efi: /ubuntu/shimx64.efi /ubuntu/mmx64.efi /ubuntu/grubx64.efi /BOOT/fbx64.efi
df /dev/sda1
df: impossible d'accéder à '/dev/sda1' : sur-monté par un autre périphérique
Save and rename /boot/efi/EFI/Boot/bootx64.efi (/boot/efi/EFI/Boot/bkpbootx64.efi)
cp /boot/efi/EFI/ubuntu/shimx64.efi /boot/efi/EFI/Boot/bootx64.efi
efi files in sda1/efi: /ubuntu/shimx64.efi /ubuntu/mmx64.efi /ubuntu/grubx64.efi /BOOT/fbx64.efi /BOOT/bootx64.efi /BOOT/bkpbootx64.efi
Add /boot/efi efi entries in /etc/grub.d/25_custom
Adding custom /boot/efi/EFI/BOOT/bkpbootx64.efi
Adding custom /boot/efi/EFI/BOOT/fbx64.efi
Adding custom /boot/efi/EFI/ubuntu/mmx64.efi
df /dev/sda8
efi files in sda8/efi: /ubuntu/shimx64.efi /ubuntu/mmx64.efi /ubuntu/grubx64.efi /BOOT/fbx64.efi /BOOT/bootx64.efi /BOOT/bkpbootx64.efi
Add /boot/efi efi entries in /etc/grub.d/25_custom
Adding custom /boot/efi/EFI/BOOT/bkpbootx64.efi
Adding custom /boot/efi/EFI/BOOT/fbx64.efi
Adding custom /boot/efi/EFI/ubuntu/mmx64.efi
Installing for x86_64-efi platform.
Installation finished. No error reported.
grub-install --efi-directory=/boot/efi --target=x86_64-efi --uefi-secure-boot : exit code of grub-install :0

efibootmgr -v
BootCurrent: 0001
Timeout: 0 seconds
BootOrder: 0001,0000,2001,2002,2003
Boot0000* Windows Boot Manager	HD(1,GPT,d0ecc719-9ef2-4cfd-8a4b-a049246f214d,0x800,0x32000)/File(EFIMicrosoftBootbootmgfw.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=.{.9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5.}....................
Boot0001* ubuntu	HD(8,GPT,debf32bf-df45-4b3c-887f-f877430f2ca6,0x745a5800,0x67000)/File(EFIubuntushimx64.efi)
Boot0008* ST3500320AS             	BBS(Network,,0x500)............................................................................A...........................
Boot000C* WDC WD10JPVX-22JC3T0            	BBS(HD,,0x500)................-...........A......R........................................A.........................
Boot000D* HL-DT-ST DVDRAM GUC0N           	BBS(CDROM,,0x500)................-...........A......#........................................A.........................
Boot2001* EFI USB Device	RC
Boot2002* EFI DVD/CDROM	RC
Boot2003* EFI Network	RC

update-grub
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.13.0-32-generic
Found initrd image: /boot/initrd.img-4.13.0-32-generic
Found linux image: /boot/vmlinuz-4.13.0-31-generic
Found initrd image: /boot/initrd.img-4.13.0-31-generic
Found linux image: /boot/vmlinuz-4.13.0-16-generic
Found initrd image: /boot/initrd.img-4.13.0-16-generic
Found Ubuntu 17.10 (17.10) on /dev/sda7
Adding boot menu entry for EFI firmware configuration
df: impossible d'accéder à '/dev/sda1' : sur-monté par un autre périphérique
Unhide GRUB boot menu in sda5/boot/grub/grub.cfg

Le démarrage de l'ordinateur a été correctement réparé.

Vous pouvez maintenant redémarrer votre ordinateur.
N'oubliez pas de régler votre BIOS pour qu'il amorce sur le fichier sda8/EFI/ubuntu/shimx64.efi !

Les fichiers de démarrage de [L'OS actuellement utilisé - Ubuntu 17.10] sont loin du début du disque. Votre BIOS pourrait ne pas les détecter. Vous voudrez peut-être re-essayer après avoir créé une partition /boot/efi (FAT32, 100MB~250MB, en début de disque, drapeau boot). Cela peut être réalisé via des outils tels que gParted. Puis sélectionnez cette partition via l'option [Partition /boot/efi séparée :] de [Réparateur de démarrage].

Si votre ordinateur redémarre directement sur Windows, essayez de changer l'ordre de démarrage dans votre BIOS.
Si votre BIOS ne permet pas de changer l'ordre de démarrage, changez l'entrée de démarrage par défaut de l'amorceur Windows.
Par exemple, vous pouvez démarrer Windows, puis saisir la commande suivante dans une invite de commande en mode administrateur :
bcdedit /set {bootmgr} path \EFI\ubuntu\shimx64.efi

ACER Aspire VN7 - Dualboot w10 et Ubuntu 21.10 LTS
HP Pavilion Power Desktop Core I5 7400 CPU 3.00GHZ Vitesse 3.00MHZ
W10

Hors ligne

#12 Le 17/02/2018, à 12:56

malbo

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Bonjour,
Si tu presses la touche F12 au démarrage de l'ordi, tu dois pouvoir sélectionner ubuntu dans le menu. Raconte si tu parviens bien à démarrer Ubuntu par ce moyen.

Hors ligne

#13 Le 17/02/2018, à 13:11

Alain-Edmond

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Je viens d'essayer F12 mais c'est encore une fois W10 qui s'ouvre...
A-E


ACER Aspire VN7 - Dualboot w10 et Ubuntu 21.10 LTS
HP Pavilion Power Desktop Core I5 7400 CPU 3.00GHZ Vitesse 3.00MHZ
W10

Hors ligne

#14 Le 17/02/2018, à 20:25

malbo

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Bonsoir,
Je viens de voir un truc dingue (deux partitions montées dans le même point de montage /boot/efi) dans le rapport que tu as collé dans ton post #11 :

================================ Mount points: =================================

Device           Mount_Point              Type       Options

/dev/sda1        /boot/efi                vfat       (rw,relatime,fmask=0077,dmask=0077,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)
/dev/sda5        /                        ext4       (rw,relatime,errors=remount-ro,data=ordered)
/dev/sda8        /boot/efi                vfat       (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)

Je suppose que c'est un bug de Boot-Repair. Pour lever le doute, je te prie de faire un Boot-Info depuis une session de ton Ubuntu installé en suivant les indications du paragraphe 1.1 Cas où au moins un ubuntu installé sur disque est opérationnel et donner l'URL du Boot-Info dans ta réponse.

Dernière modification par malbo (Le 17/02/2018, à 20:27)

Hors ligne

#15 Le 18/02/2018, à 16:01

Alain-Edmond

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Bonjour,

c'est peut-être une piste ?

http://paste.ubuntu.com/p/WDfdhBJ9m3/

Bonne soirée.
A-E


ACER Aspire VN7 - Dualboot w10 et Ubuntu 21.10 LTS
HP Pavilion Power Desktop Core I5 7400 CPU 3.00GHZ Vitesse 3.00MHZ
W10

Hors ligne

#16 Le 18/02/2018, à 16:16

malbo

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Ton Boot-Info est là :

 Boot Info Script 8f991e4 + Boot-Repair extra info      [Boot-Info 25oct2017]


============================= Boot Info Summary: ===============================

 => No boot loader is installed in the MBR of /dev/sda.

sda1: __________________________________________________________________________

    File system:       vfat
    Boot sector type:  Windows 8/2012: FAT32
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        /EFI/ubuntu/grub.cfg /EFI/Boot/bootx64.efi 
                       /EFI/Boot/fbx64.efi /EFI/ubuntu/fwupx64.efi 
                       /EFI/ubuntu/grubx64.efi /EFI/ubuntu/mmx64.efi 
                       /EFI/ubuntu/shimx64.efi 
                       /EFI/Microsoft/Boot/bootmgfw.efi 
                       /EFI/Microsoft/Boot/bootmgr.efi 
                       /EFI/Microsoft/Boot/memtest.efi 
                       /EFI/OEM/Boot/bootmgfw.efi /EFI/OEM/Boot/bootmgr.efi 
                       /EFI/OEM/Boot/memtest.efi

sda2: __________________________________________________________________________

    File system:       
    Boot sector type:  -
    Boot sector info: 
    Mounting failed:   mount: /mnt/BootInfo/sda2: unknown filesystem type ''.

sda3: __________________________________________________________________________

    File system:       ntfs
    Boot sector type:  Windows 8/2012: NTFS
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        /Windows/System32/winload.exe

sda4: __________________________________________________________________________

    File system:       ntfs
    Boot sector type:  Windows 8/2012: NTFS
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        

sda5: __________________________________________________________________________

    File system:       ext4
    Boot sector type:  -
    Boot sector info: 
    Operating System:  Ubuntu 17.10
    Boot files:        /boot/grub/grub.cfg /etc/fstab

sda6: __________________________________________________________________________

    File system:       swap
    Boot sector type:  -
    Boot sector info: 

sda7: __________________________________________________________________________

    File system:       ext4
    Boot sector type:  -
    Boot sector info: 
    Operating System:  Ubuntu 17.10
    Boot files:        /etc/fstab

sda8: __________________________________________________________________________

    File system:       vfat
    Boot sector type:  FAT32
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        /EFI/ubuntu/grub.cfg /EFI/BOOT/bkpbootx64.efi 
                       /EFI/BOOT/bootx64.efi /EFI/BOOT/fbx64.efi 
                       /EFI/ubuntu/grubx64.efi /EFI/ubuntu/mmx64.efi 
                       /EFI/ubuntu/shimx64.efi

============================ Drive/Partition Info: =============================

Drive: sda _____________________________________________________________________
Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: gpt

Partition  Boot  Start Sector    End Sector  # of Sectors  Id System

/dev/sda1                   1 1,953,525,167 1,953,525,167  ee GPT


GUID Partition Table detected.

Partition  Attrs   Start Sector    End Sector  # of Sectors System
/dev/sda1                 2,048       206,847       204,800 EFI System partition
/dev/sda2               206,848       239,615        32,768 Microsoft Reserved Partition (Windows)
/dev/sda3               239,616 1,800,903,514 1,800,663,899 Data partition (Windows/Linux)
/dev/sda4      R  1,952,499,712 1,953,523,711     1,024,000 Windows Recovery Environment (Windows)
/dev/sda5         1,800,904,704 1,839,966,207    39,061,504 Data partition (Linux)
/dev/sda6         1,839,966,208 1,859,497,983    19,531,776 Swap partition (Linux)
/dev/sda7         1,859,497,984 1,952,077,823    92,579,840 Data partition (Linux)
/dev/sda8         1,952,077,824 1,952,499,711       421,888 EFI System partition

Attributes: R=Required, N=No Block IO, B=Legacy BIOS Bootable, +=More bits set

"blkid" output: ________________________________________________________________

Device           UUID                                   TYPE       LABEL

/dev/sda1        0428-CC76                              vfat       ESP
/dev/sda2                                                          
/dev/sda3        46CC2A20CC2A0B2F                       ntfs       Acer
/dev/sda4        E44A2BD34A2BA0F2                       ntfs       Recovery
/dev/sda5        3ad4a001-0ce9-474f-987d-86f247ed38ad   ext4       
/dev/sda6        5f8b32b6-67b3-4b15-b7b6-8cb1f4d5200a   swap       
/dev/sda7        0d01f3b9-241a-4bd5-b053-5773f948e94d   ext4       
/dev/sda8        54BC-2ECE                              vfat       

========================= "ls -l /dev/disk/by-id" output: ======================

total 0
lrwxrwxrwx 1 root root  9 Feb 18  2018 ata-HL-DT-ST_DVDRAM_GUC0N_KX6FA6C1634 -> ../../sr0
lrwxrwxrwx 1 root root  9 Feb 18 14:56 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E -> ../../sda
lrwxrwxrwx 1 root root 10 Feb 18 14:56 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part1 -> ../../sda1
lrwxrwxrwx 1 root root 10 Feb 18 14:56 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part2 -> ../../sda2
lrwxrwxrwx 1 root root 10 Feb 18 14:56 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part3 -> ../../sda3
lrwxrwxrwx 1 root root 10 Feb 18 14:57 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part4 -> ../../sda4
lrwxrwxrwx 1 root root 10 Feb 18 14:56 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part5 -> ../../sda5
lrwxrwxrwx 1 root root 10 Feb 18 14:56 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part6 -> ../../sda6
lrwxrwxrwx 1 root root 10 Feb 18 14:56 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part7 -> ../../sda7
lrwxrwxrwx 1 root root 10 Feb 18 14:56 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part8 -> ../../sda8
lrwxrwxrwx 1 root root  9 Feb 18  2018 wwn-0x5001480000000000 -> ../../sr0
lrwxrwxrwx 1 root root  9 Feb 18 14:56 wwn-0x50014ee6061a1262 -> ../../sda
lrwxrwxrwx 1 root root 10 Feb 18 14:56 wwn-0x50014ee6061a1262-part1 -> ../../sda1
lrwxrwxrwx 1 root root 10 Feb 18 14:56 wwn-0x50014ee6061a1262-part2 -> ../../sda2
lrwxrwxrwx 1 root root 10 Feb 18 14:56 wwn-0x50014ee6061a1262-part3 -> ../../sda3
lrwxrwxrwx 1 root root 10 Feb 18 14:57 wwn-0x50014ee6061a1262-part4 -> ../../sda4
lrwxrwxrwx 1 root root 10 Feb 18 14:56 wwn-0x50014ee6061a1262-part5 -> ../../sda5
lrwxrwxrwx 1 root root 10 Feb 18 14:56 wwn-0x50014ee6061a1262-part6 -> ../../sda6
lrwxrwxrwx 1 root root 10 Feb 18 14:56 wwn-0x50014ee6061a1262-part7 -> ../../sda7
lrwxrwxrwx 1 root root 10 Feb 18 14:56 wwn-0x50014ee6061a1262-part8 -> ../../sda8

================================ Mount points: =================================

Device           Mount_Point              Type       Options

/dev/sda3        /mnt/boot-sav/sda3       fuseblk    (rw,relatime,user_id=0,group_id=0,allow_other,blksize=4096)
/dev/sda5        /                        ext4       (rw,relatime,errors=remount-ro,data=ordered)
/dev/sda8        /boot/efi                vfat       (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)


========================== sda1/EFI/ubuntu/grub.cfg: ===========================

--------------------------------------------------------------------------------
search.fs_uuid 3ad4a001-0ce9-474f-987d-86f247ed38ad root hd0,gpt5 
set prefix=($root)'/boot/grub'
configfile $prefix/grub.cfg
--------------------------------------------------------------------------------

=========================== sda5/boot/grub/grub.cfg: ===========================

--------------------------------------------------------------------------------
#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by grub-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#

### BEGIN /etc/grub.d/00_header ###
if [ -s $prefix/grubenv ]; then
  set have_grubenv=true
  load_env
fi
if [ "${next_entry}" ] ; then
   set default="${next_entry}"
   set next_entry=
   save_env next_entry
   set boot_once=true
else
   set default="0"
fi

if [ x"${feature_menuentry_id}" = xy ]; then
  menuentry_id_option="--id"
else
  menuentry_id_option=""
fi

export menuentry_id_option

if [ "${prev_saved_entry}" ]; then
  set saved_entry="${prev_saved_entry}"
  save_env saved_entry
  set prev_saved_entry=
  save_env prev_saved_entry
  set boot_once=true
fi

function savedefault {
  if [ -z "${boot_once}" ]; then
    saved_entry="${chosen}"
    save_env saved_entry
  fi
}
function recordfail {
  set recordfail=1
  if [ -n "${have_grubenv}" ]; then if [ -z "${boot_once}" ]; then save_env recordfail; fi; fi
}
function load_video {
  if [ x$feature_all_video_module = xy ]; then
    insmod all_video
  else
    insmod efi_gop
    insmod efi_uga
    insmod ieee1275_fb
    insmod vbe
    insmod vga
    insmod video_bochs
    insmod video_cirrus
  fi
}

if [ x$feature_default_font_path = xy ] ; then
   font=unicode
else
insmod part_gpt
insmod ext2
set root='hd0,gpt5'
if [ x$feature_platform_search_hint = xy ]; then
  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
else
  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
fi
    font="/usr/share/grub/unicode.pf2"
fi

if loadfont $font ; then
  set gfxmode=auto
  load_video
  insmod gfxterm
  set locale_dir=$prefix/locale
  set lang=fr_FR
  insmod gettext
fi
terminal_output gfxterm
if [ "${recordfail}" = 1 ] ; then
  set timeout=10
else
  if [ x$feature_timeout_style = xy ] ; then
    set timeout_style=menu
    set timeout=10
  # Fallback normal timeout code in case the timeout_style feature is
  # unavailable.
  else
    set timeout=10
  fi
fi
### END /etc/grub.d/00_header ###

### BEGIN /etc/grub.d/05_debian_theme ###
set menu_color_normal=white/black
set menu_color_highlight=black/light-gray
if background_color 44,0,30,0; then
  clear
fi
### END /etc/grub.d/05_debian_theme ###

### BEGIN /etc/grub.d/10_linux ###
function gfxmode {
	set gfxpayload="${1}"
	if [ "${1}" = "keep" ]; then
		set vt_handoff=vt.handoff=7
	else
		set vt_handoff=
	fi
}
if [ "${recordfail}" != 1 ]; then
  if [ -e ${prefix}/gfxblacklist.txt ]; then
    if hwmatch ${prefix}/gfxblacklist.txt 3; then
      if [ ${match} = 0 ]; then
        set linux_gfx_mode=keep
      else
        set linux_gfx_mode=text
      fi
    else
      set linux_gfx_mode=text
    fi
  else
    set linux_gfx_mode=keep
  fi
else
  set linux_gfx_mode=text
fi
export linux_gfx_mode
menuentry 'Ubuntu' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-simple-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
	recordfail
	load_video
	gfxmode $linux_gfx_mode
	insmod gzio
	if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
	insmod part_gpt
	insmod ext2
	set root='hd0,gpt5'
	if [ x$feature_platform_search_hint = xy ]; then
	  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
	else
	  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
	fi
	linux	/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
	initrd	/boot/initrd.img-4.13.0-32-generic
}
submenu 'Advanced options for Ubuntu' $menuentry_id_option 'gnulinux-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
	menuentry 'Ubuntu, with Linux 4.13.0-32-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-32-generic-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		gfxmode $linux_gfx_mode
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-32-generic ...'
		linux	/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-32-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-32-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-32-generic-recovery-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-32-generic ...'
		linux	/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro recovery nomodeset 
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-32-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-31-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-31-generic-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		gfxmode $linux_gfx_mode
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-31-generic ...'
		linux	/boot/vmlinuz-4.13.0-31-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-31-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-31-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-31-generic-recovery-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-31-generic ...'
		linux	/boot/vmlinuz-4.13.0-31-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro recovery nomodeset 
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-31-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-16-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-16-generic-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		gfxmode $linux_gfx_mode
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-16-generic ...'
	        linux	/boot/vmlinuz-4.13.0-16-generic root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-16-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-16-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-16-generic-recovery-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-16-generic ...'
	        linux	/boot/vmlinuz-4.13.0-16-generic root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro recovery nomodeset 
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-16-generic
	}
}

### END /etc/grub.d/10_linux ###

### BEGIN /etc/grub.d/20_linux_xen ###

### END /etc/grub.d/20_linux_xen ###

### BEGIN /etc/grub.d/20_memtest86+ ###
### END /etc/grub.d/20_memtest86+ ###

### BEGIN /etc/grub.d/25_custom ###

menuentry "EFI/BOOT/bkpbootx64.efi" {
search --fs-uuid --no-floppy --set=root 0428-CC76
chainloader (${root})/EFI/BOOT/bkpbootx64.efi
}

menuentry "EFI/BOOT/fbx64.efi" {
search --fs-uuid --no-floppy --set=root 0428-CC76
chainloader (${root})/EFI/BOOT/fbx64.efi
}

menuentry "EFI/ubuntu/mmx64.efi" {
search --fs-uuid --no-floppy --set=root 0428-CC76
chainloader (${root})/EFI/ubuntu/mmx64.efi
}

menuentry "EFI/BOOT/bkpbootx64.efi sda8" {
search --fs-uuid --no-floppy --set=root 54BC-2ECE
chainloader (${root})/EFI/BOOT/bkpbootx64.efi
}

menuentry "EFI/BOOT/fbx64.efi sda8" {
search --fs-uuid --no-floppy --set=root 54BC-2ECE
chainloader (${root})/EFI/BOOT/fbx64.efi
}

menuentry "EFI/ubuntu/mmx64.efi sda8" {
search --fs-uuid --no-floppy --set=root 54BC-2ECE
chainloader (${root})/EFI/ubuntu/mmx64.efi
}
### END /etc/grub.d/25_custom ###

### BEGIN /etc/grub.d/30_os-prober ###

### END /etc/grub.d/30_os-prober ###

### BEGIN /etc/grub.d/30_uefi-firmware ###
menuentry 'System setup' $menuentry_id_option 'uefi-firmware' {
	fwsetup
}
### END /etc/grub.d/30_uefi-firmware ###

### BEGIN /etc/grub.d/40_custom ###
# This file provides an easy way to add custom menu entries.  Simply type the
# menu entries you want to add after this comment.  Be careful not to change
# the 'exec tail' line above.
### END /etc/grub.d/40_custom ###

### BEGIN /etc/grub.d/41_custom ###
if [ -f  ${config_directory}/custom.cfg ]; then
  source ${config_directory}/custom.cfg
elif [ -z "${config_directory}" -a -f  $prefix/custom.cfg ]; then
  source $prefix/custom.cfg;
fi
### END /etc/grub.d/41_custom ###
--------------------------------------------------------------------------------

=============================== sda5/etc/fstab: ================================

--------------------------------------------------------------------------------
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point>   <type>  <options>       <dump>  <pass>
# / was on /dev/sda5 during installation
UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad /               ext4    errors=remount-ro 0       1
# /boot/efi was on /dev/sda1 during installation
#UUID=0428-CC76  /boot/efi       vfat    umask=0077      0       1
# swap was on /dev/sda6 during installation
UUID=5f8b32b6-67b3-4b15-b7b6-8cb1f4d5200a none            swap    sw              0       0
/swapfile                                 none            swap    sw              0       0
UUID=54BC-2ECE	/boot/efi	vfat	defaults	0	1
--------------------------------------------------------------------------------

=================== sda5: Location of files loaded by Grub: ====================

           GiB - GB             File                                 Fragment(s)

 858.867881775 = 922.202365952  boot/grub/grub.cfg                             1
 861.585933685 = 925.120851968  boot/vmlinuz-4.13.0-16-generic                 2
 862.538543701 = 926.143709184  boot/vmlinuz-4.13.0-31-generic                 1
 863.140106201 = 926.789632000  boot/vmlinuz-4.13.0-31-generic.efi.signed      1
 864.167449951 = 927.892733952  boot/vmlinuz-4.13.0-32-generic                 1
 864.550262451 = 928.303775744  boot/vmlinuz-4.13.0-32-generic.efi.signed      2
 861.585933685 = 925.120851968  vmlinuz                                        2
 871.080097198 = 935.315132416  boot/initrd.img-4.13.0-16-generic              2
 864.418441772 = 928.162234368  boot/initrd.img-4.13.0-31-generic              3
 865.355464935 = 929.168355328  boot/initrd.img-4.13.0-32-generic              6
 871.080097198 = 935.315132416  initrd.img                                     2
 871.080097198 = 935.315132416  initrd.img.old                                 2

=============================== sda7/etc/fstab: ================================

--------------------------------------------------------------------------------
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point>   <type>  <options>       <dump>  <pass>
# / was on /dev/sda7 during installation
UUID=0d01f3b9-241a-4bd5-b053-5773f948e94d /               ext4    errors=remount-ro 0       1
# /boot/efi was on /dev/sda1 during installation
UUID=0428-CC76  /boot/efi       vfat    umask=0077      0       1
/swapfile                                 none            swap    sw              0       0
--------------------------------------------------------------------------------

========================== sda8/EFI/ubuntu/grub.cfg: ===========================

--------------------------------------------------------------------------------
search.fs_uuid 3ad4a001-0ce9-474f-987d-86f247ed38ad root hd0,gpt5 
set prefix=($root)'/boot/grub'
configfile $prefix/grub.cfg
--------------------------------------------------------------------------------


ADDITIONAL INFORMATION :
=================== log of boot-info 20180218_1456 ===================
boot-info version : 4ppa65
boot-sav version : 4ppa65
boot-sav-extra version : 4ppa65
glade2script version : 3.2.3~ppa4
boot-info is executed in installed-session (Ubuntu 17.10, artful, Ubuntu, x86_64)
CPU op-mode(s):      32-bit, 64-bit
BOOT_IMAGE=/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro quiet splash vt.handoff=7

=================== os-prober:
/dev/sda5:L'OS actuellement utilisé - Ubuntu 17.10 CurrentSession:linux
/dev/sda1@/efi/Microsoft/Boot/bootmgfw.efi:Windows Boot Manager:Windows:efi
/dev/sda7:Ubuntu 17.10 (17.10):Ubuntu:linux

=================== blkid:
/dev/sda1: LABEL="ESP" UUID="0428-CC76" TYPE="vfat" PARTLABEL="EFI system partition" PARTUUID="d0ecc719-9ef2-4cfd-8a4b-a049246f214d"
/dev/sda3: LABEL="Acer" UUID="46CC2A20CC2A0B2F" TYPE="ntfs" PARTLABEL="Basic data partition" PARTUUID="12f021b6-c3f9-4b56-921d-849503b2faeb"
/dev/sda4: LABEL="Recovery" UUID="E44A2BD34A2BA0F2" TYPE="ntfs" PARTLABEL="Basic data partition" PARTUUID="f374a6e2-75f2-429a-bccd-cbf60fac21b3"
/dev/sda5: UUID="3ad4a001-0ce9-474f-987d-86f247ed38ad" TYPE="ext4" PARTUUID="d65b9f63-019d-4feb-aa9a-926029cf202d"
/dev/sda6: UUID="5f8b32b6-67b3-4b15-b7b6-8cb1f4d5200a" TYPE="swap" PARTUUID="53607aa0-bb6c-4551-aabe-986cf220bb77"
/dev/sda7: UUID="0d01f3b9-241a-4bd5-b053-5773f948e94d" TYPE="ext4" PARTUUID="ff0aa640-5dbf-42b1-b4df-db8cff06daa1"
/dev/sda8: UUID="54BC-2ECE" TYPE="vfat" PARTUUID="debf32bf-df45-4b3c-887f-f877430f2ca6"
/dev/sda2: PARTLABEL="Microsoft reserved partition" PARTUUID="e0f2374b-6366-4f3c-8c9e-fb6cfbba9a1f"


1 disks with OS, 3 OS : 2 Linux, 0 MacOS, 1 Windows, 0 unknown type OS.

Windows not detected by os-prober on sda3.

=================== /etc/grub.d/ :
drwxr-xr-x  2 root root     4096 févr. 17 10:53 grub.d
total 84
-rwxr-xr-x 1 root root  9783 oct.  12 15:41 00_header
-rwxr-xr-x 1 root root  6258 avril 24  2017 05_debian_theme
-rwxr-xr-x 1 root root 12676 oct.  12 15:41 10_linux
-rwxr-xr-x 1 root root 11281 oct.  12 15:41 20_linux_xen
-rwxr-xr-x 1 root root  1992 janv. 28  2016 20_memtest86+
-rwxr-xr-x 1 root root   834 févr. 17 10:53 25_custom
-rwxr-xr-x 1 root root 12059 oct.  12 15:41 30_os-prober
-rwxr-xr-x 1 root root  1418 oct.  12 15:41 30_uefi-firmware
-rwxr-xr-x 1 root root   214 oct.  12 15:41 40_custom
-rwxr-xr-x 1 root root   216 oct.  12 15:41 41_custom
-rw-r--r-- 1 root root   483 oct.  12 15:41 README




=================== /etc/default/grub :

# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
#   info -f grub -n 'Simple configuration'

GRUB_DEFAULT=0
#GRUB_HIDDEN_TIMEOUT=0
GRUB_HIDDEN_TIMEOUT_QUIET=true
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX=""

# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"

# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console

# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480

# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true

# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"

# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"



/boot/efi detected in the fstab of sda5: UUID=54BC-2ECE	 (sda8)
Presence of EFI/Microsoft file detected: /mnt/boot-sav/sda1/EFI/Microsoft/Boot/bootmgfw.efi
Presence of EFI/Boot file detected: /mnt/boot-sav/sda1/EFI/Boot/bootx64.efi
Presence of EFI/Boot file detected: /mnt/boot-sav/sda1/EFI/Boot/fbx64.efi

=================== sda7/etc/grub.d/ :
drwxr-xr-x  2 root root     4096 févr. 15 14:07 grub.d
total 92
-rwxr-xr-x 1 root root  9783 oct.  12 15:41 00_header
-rwxr-xr-x 1 root root  6258 avril 24  2017 05_debian_theme
-rwxr-xr-x 1 root root  9921 sept.  2  2016 09_lowlatency
-rwxr-xr-x 1 root root 12676 oct.  12 15:41 10_linux
-rwxr-xr-x 1 root root 11281 oct.  12 15:41 20_linux_xen
-rwxr-xr-x 1 root root  1992 janv. 28  2016 20_memtest86+
-rwxr-xr-x 1 root root 12059 oct.  12 15:41 30_os-prober
-rwxr-xr-x 1 root root  1418 oct.  12 15:41 30_uefi-firmware
-rwxr-xr-x 1 root root   214 oct.  12 15:41 40_custom
-rwxr-xr-x 1 root root   216 oct.  12 15:41 41_custom
-rw-r--r-- 1 root root   483 oct.  12 15:41 README




=================== sda7/etc/default/grub :

# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
#   info -f grub -n 'Simple configuration'

GRUB_DEFAULT=0
GRUB_HIDDEN_TIMEOUT=0
GRUB_HIDDEN_TIMEOUT_QUIET=true
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX=""

# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"

# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console

# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480

# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true

# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"

# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"



=================== No kernel in /mnt/boot-sav/sda7/boot:
abi-4.13.0-16-lowlatency
config-4.13.0-16-lowlatency
efi
grub
memtest86+.bin
memtest86+.elf
memtest86+_multiboot.bin
System.map-4.13.0-16-lowlatency


/boot/efi detected in the fstab of sda7: UUID=0428-CC76   (sda1)
Presence of EFI/Boot file detected: /boot/efi/EFI/Boot/bkpbootx64.efi
Presence of EFI/Boot file detected: /boot/efi/EFI/Boot/bootx64.efi
Presence of EFI/Boot file detected: /boot/efi/EFI/Boot/fbx64.efi
Presence of bkp file detected: /boot/efi/EFI/BOOT/bkpbootx64.efi
/usr/share/boot-sav/bs-cmd_terminal.sh: ligne 179: avertissement : command substitution: ignored null byte in input

=================== efibootmgr -v
BootCurrent: 0001
Timeout: 0 seconds
BootOrder: 0000,0001,0002,2001,2002,2003
Boot0000* Windows Boot Manager	HD(1,GPT,d0ecc719-9ef2-4cfd-8a4b-a049246f214d,0x800,0x32000)/File(EFIMicrosoftBootbootmgfw.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=.{.9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5.}....................
Boot0001* ubuntu	HD(8,GPT,debf32bf-df45-4b3c-887f-f877430f2ca6,0x745a5800,0x67000)/File(EFIubuntushimx64.efi)
Boot0002* Unknown Device: 	HD(1,GPT,d0ecc719-9ef2-4cfd-8a4b-a049246f214d,0x800,0x32000)/File(EFIubuntushimx64.efi)RC
Boot0008* ST3500320AS             	BBS(Network,,0x500)............................................................................A...........................
Boot000C* WDC WD10JPVX-22JC3T0            	BBS(HD,,0x500)................-...........A......R........................................A.........................
Boot000D* HL-DT-ST DVDRAM GUC0N           	BBS(CDROM,,0x500)................-...........A......#........................................A.........................
Boot2001* EFI USB Device	RC
Boot2002* EFI DVD/CDROM	RC
Boot2003* EFI Network	RC

=================== UEFI/Legacy mode:
BIOS is EFI-compatible, and is setup in EFI-mode for this installed-session.
SecureBoot disabled. (maybe sec-boot, Veuillez indiquer ce message à boot.repair@gmail.com)


=================== PARTITIONS & DISKS:
sda5	: sda,	not-sepboot,	grubenv-ok	grub2,	signed grub-efi ,	update-grub,	64,	with-boot,	is-os,	not--efi--part,	fstab-without-boot,	fstab-has-goodEFI,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	apt-get,	grub-install,	with--usr,	fstab-without-usr,	not-sep-usr,	standard,	farbios,	notbiosboot, .
sda1	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	is-os,	is-correct-EFI,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	not-far,	notbiosboot, /mnt/boot-sav/sda1.
sda3	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	is-os,	not--efi--part,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	haswinload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda3.
sda4	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	no-os,	not--efi--part,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	no-winload,	recovery-or-hidden,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda4.
sda7	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	64,	no-kernel,	is-os,	not--efi--part,	fstab-without-boot,	fstab-has-goodEFI,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	apt-get,	nogrubinstall,	with--usr,	fstab-without-usr,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda7.
sda8	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	no-os,	is-correct-EFI,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	farbios,	notbiosboot, /boot/efi.

sda	: GPT,	no-BIOS_boot,	has-correctEFI, 	not-usb,	not-mmc, has-os,	2048 sectors * 512 bytes


=================== parted -lm:

BYT;
/dev/sda:1000GB:scsi:512:4096:gpt:ATA WDC WD10JPVX-22J:;
1:1049kB:106MB:105MB:fat32:EFI system partition:boot, esp;
2:106MB:123MB:16.8MB::Microsoft reserved partition:msftres;
3:123MB:922GB:922GB:ntfs:Basic data partition:msftdata;
5:922GB:942GB:20.0GB:ext4::;
6:942GB:952GB:10.0GB:linux-swap(v1)::;
7:952GB:999GB:47.4GB:ext4::;
8:999GB:1000GB:216MB:fat32::boot, esp;
4:1000GB:1000GB:524MB:ntfs:Basic data partition:hidden, diag;

=================== lsblk:
KNAME TYPE FSTYPE   SIZE LABEL
sda   disk        931,5G
sda1  part vfat     100M ESP
sda2  part           16M
sda3  part ntfs   858,6G Acer
sda4  part ntfs     500M Recovery
sda5  part ext4    18,6G
sda6  part swap     9,3G
sda7  part ext4    44,1G
sda8  part vfat     206M
sr0   rom          1024M

KNAME ROTA RO RM STATE   MOUNTPOINT
sda      1  0  0 running
sda1     1  0  0         /mnt/boot-sav/sda1
sda2     1  0  0
sda3     1  0  0         /mnt/boot-sav/sda3
sda4     1  0  0         /mnt/boot-sav/sda4
sda5     1  0  0         /
sda6     1  0  0         [SWAP]
sda7     1  0  0         /mnt/boot-sav/sda7
sda8     1  0  0         /boot/efi
sr0      1  0  1 running


=================== mount:
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
udev on /dev type devtmpfs (rw,nosuid,relatime,size=1953048k,nr_inodes=488262,mode=755)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs (rw,nosuid,noexec,relatime,size=396016k,mode=755)
/dev/sda5 on / type ext4 (rw,relatime,errors=remount-ro,data=ordered)
securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)
tmpfs on /run/lock type tmpfs (rw,nosuid,nodev,noexec,relatime,size=5120k)
tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755)
cgroup on /sys/fs/cgroup/unified type cgroup2 (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,xattr,name=systemd)
pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
efivarfs on /sys/firmware/efi/efivars type efivarfs (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer)
cgroup on /sys/fs/cgroup/hugetlb type cgroup (rw,nosuid,nodev,noexec,relatime,hugetlb)
cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset)
cgroup on /sys/fs/cgroup/net_cls,net_prio type cgroup (rw,nosuid,nodev,noexec,relatime,net_cls,net_prio)
cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct)
cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices)
cgroup on /sys/fs/cgroup/rdma type cgroup (rw,nosuid,nodev,noexec,relatime,rdma)
cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,perf_event)
cgroup on /sys/fs/cgroup/pids type cgroup (rw,nosuid,nodev,noexec,relatime,pids)
cgroup on /sys/fs/cgroup/memory type cgroup (rw,nosuid,nodev,noexec,relatime,memory)
cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio)
systemd-1 on /proc/sys/fs/binfmt_misc type autofs (rw,relatime,fd=31,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=13517)
mqueue on /dev/mqueue type mqueue (rw,relatime)
debugfs on /sys/kernel/debug type debugfs (rw,relatime)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime,pagesize=2M)
fusectl on /sys/fs/fuse/connections type fusectl (rw,relatime)
configfs on /sys/kernel/config type configfs (rw,relatime)
/dev/sda8 on /boot/efi type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)
tmpfs on /run/user/1000 type tmpfs (rw,nosuid,nodev,relatime,size=396016k,mode=700,uid=1000,gid=1000)
gvfsd-fuse on /run/user/1000/gvfs type fuse.gvfsd-fuse (rw,nosuid,nodev,relatime,user_id=1000,group_id=1000)
/dev/sda1 on /mnt/boot-sav/sda1 type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)
/dev/sda3 on /mnt/boot-sav/sda3 type fuseblk (rw,relatime,user_id=0,group_id=0,allow_other,blksize=4096)
/dev/sda4 on /mnt/boot-sav/sda4 type fuseblk (rw,relatime,user_id=0,group_id=0,allow_other,blksize=4096)
/dev/sda7 on /mnt/boot-sav/sda7 type ext4 (rw,relatime,data=ordered)


=================== ls:
/sys/block/sda (filtered):  alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight integrity power queue range removable ro sda1 sda2 sda3 sda4 sda5 sda6 sda7 sda8 size slaves stat subsystem trace uevent
/sys/block/sr0 (filtered):  alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight integrity power queue range removable ro size slaves stat subsystem trace uevent
/dev (filtered):  adsp autofs block bsg btrfs-control bus cdrom cdrw char console core cpu cpu_dma_latency cuse disk dri drm_dp_aux0 dsp dvd dvdrw ecryptfs fb0 fd full fuse hidraw0 hidraw1 hidraw2 hpet hugepages hwrng i2c-0 i2c-1 i2c-10 i2c-11 i2c-12 i2c-13 i2c-14 i2c-15 i2c-16 i2c-17 i2c-18 i2c-2 i2c-3 i2c-4 i2c-5 i2c-6 i2c-7 i2c-8 i2c-9 initctl input kmsg kvm lightnvm log mapper mcelog media0 mei0 mem memory_bandwidth mixer mqueue net network_latency network_throughput null port ppp psaux ptmx pts random rfkill rtc rtc0 sda sda1 sda2 sda3 sda4 sda5 sda6 sda7 sda8 sg0 sg1 shm snapshot snd sr0 stderr stdin stdout uhid uinput urandom usb userio v4l vfio vga_arbiter vhci vhost-net vhost-vsock video0 zero
ls /dev/mapper:  control

=================== hexdump -n512 -C /dev/sda1
00000000  eb 58 90 4d 53 44 4f 53  35 2e 30 00 02 02 fe 19  |.X.MSDOS5.0.....|
00000010  02 00 00 00 00 f8 00 00  3f 00 ff 00 00 08 00 00  |........?.......|
00000020  00 20 03 00 01 03 00 00  00 00 00 00 02 00 00 00  |. ..............|
00000030  01 00 06 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
00000040  80 01 29 76 cc 28 04 4e  4f 20 4e 41 4d 45 20 20  |..)v.(.NO NAME  |
00000050  20 20 46 41 54 33 32 20  20 20 33 c9 8e d1 bc f4  |  FAT32   3.....|
00000060  7b 8e c1 8e d9 bd 00 7c  88 56 40 88 4e 02 8a 56  |{......|.V@.N..V|
00000070  40 b4 41 bb aa 55 cd 13  72 10 81 fb 55 aa 75 0a  |@.A..U..r...U.u.|
00000080  f6 c1 01 74 05 fe 46 02  eb 2d 8a 56 40 b4 08 cd  |...t..F..-.V@...|
00000090  13 73 05 b9 ff ff 8a f1  66 0f b6 c6 40 66 0f b6  |.s......f...@f..|
000000a0  d1 80 e2 3f f7 e2 86 cd  c0 ed 06 41 66 0f b7 c9  |...?.......Af...|
000000b0  66 f7 e1 66 89 46 f8 83  7e 16 00 75 39 83 7e 2a  |f..f.F..~..u9.~*|
000000c0  00 77 33 66 8b 46 1c 66  83 c0 0c bb 00 80 b9 01  |.w3f.F.f........|
000000d0  00 e8 2c 00 e9 a8 03 a1  f8 7d 80 c4 7c 8b f0 ac  |..,......}..|...|
000000e0  84 c0 74 17 3c ff 74 09  b4 0e bb 07 00 cd 10 eb  |..t.<.t.........|
000000f0  ee a1 fa 7d eb e4 a1 7d  80 eb df 98 cd 16 cd 19  |...}...}........|
00000100  66 60 80 7e 02 00 0f 84  20 00 66 6a 00 66 50 06  |f`.~.... .fj.fP.|
00000110  53 66 68 10 00 01 00 b4  42 8a 56 40 8b f4 cd 13  |Sfh.....B.V@....|
00000120  66 58 66 58 66 58 66 58  eb 33 66 3b 46 f8 72 03  |fXfXfXfX.3f;F.r.|
00000130  f9 eb 2a 66 33 d2 66 0f  b7 4e 18 66 f7 f1 fe c2  |..*f3.f..N.f....|
00000140  8a ca 66 8b d0 66 c1 ea  10 f7 76 1a 86 d6 8a 56  |..f..f....v....V|
00000150  40 8a e8 c0 e4 06 0a cc  b8 01 02 cd 13 66 61 0f  |@............fa.|
00000160  82 74 ff 81 c3 00 02 66  40 49 75 94 c3 42 4f 4f  |.t.....f@Iu..BOO|
00000170  54 4d 47 52 20 20 20 20  00 00 00 00 00 00 00 00  |TMGR    ........|
00000180  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
000001a0  00 00 00 00 00 00 00 00  00 00 00 00 0d 0a 44 69  |..............Di|
000001b0  73 6b 20 65 72 72 6f 72  ff 0d 0a 50 72 65 73 73  |sk error...Press|
000001c0  20 61 6e 79 20 6b 65 79  20 74 6f 20 72 65 73 74  | any key to rest|
000001d0  61 72 74 0d 0a 00 00 00  00 00 00 00 00 00 00 00  |art.............|
000001e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000001f0  00 00 00 00 00 00 00 00  ac 01 b9 01 00 00 55 aa  |..............U.|
00000200

=================== hexdump -n512 -C /dev/sda3
00000000  eb 52 90 4e 54 46 53 20  20 20 20 00 02 08 00 00  |.R.NTFS    .....|
00000010  00 00 00 00 00 f8 00 00  3f 00 ff 00 00 a8 03 00  |........?.......|
00000020  00 00 00 00 80 00 80 00  5a f3 53 6b 00 00 00 00  |........Z.Sk....|
00000030  00 00 0c 00 00 00 00 00  02 00 00 00 00 00 00 00  |................|
00000040  f6 00 00 00 01 00 00 00  2f 0b 2a cc 20 2a cc 46  |......../.*. *.F|
00000050  00 00 00 00 fa 33 c0 8e  d0 bc 00 7c fb 68 c0 07  |.....3.....|.h..|
00000060  1f 1e 68 66 00 cb 88 16  0e 00 66 81 3e 03 00 4e  |..hf......f.>..N|
00000070  54 46 53 75 15 b4 41 bb  aa 55 cd 13 72 0c 81 fb  |TFSu..A..U..r...|
00000080  55 aa 75 06 f7 c1 01 00  75 03 e9 dd 00 1e 83 ec  |U.u.....u.......|
00000090  18 68 1a 00 b4 48 8a 16  0e 00 8b f4 16 1f cd 13  |.h...H..........|
000000a0  9f 83 c4 18 9e 58 1f 72  e1 3b 06 0b 00 75 db a3  |.....X.r.;...u..|
000000b0  0f 00 c1 2e 0f 00 04 1e  5a 33 db b9 00 20 2b c8  |........Z3... +.|
000000c0  66 ff 06 11 00 03 16 0f  00 8e c2 ff 06 16 00 e8  |f...............|
000000d0  4b 00 2b c8 77 ef b8 00  bb cd 1a 66 23 c0 75 2d  |K.+.w......f#.u-|
000000e0  66 81 fb 54 43 50 41 75  24 81 f9 02 01 72 1e 16  |f..TCPAu$....r..|
000000f0  68 07 bb 16 68 52 11 16  68 09 00 66 53 66 53 66  |h...hR..h..fSfSf|
00000100  55 16 16 16 68 b8 01 66  61 0e 07 cd 1a 33 c0 bf  |U...h..fa....3..|
00000110  0a 13 b9 f6 0c fc f3 aa  e9 fe 01 90 90 66 60 1e  |.............f`.|
00000120  06 66 a1 11 00 66 03 06  1c 00 1e 66 68 00 00 00  |.f...f.....fh...|
00000130  00 66 50 06 53 68 01 00  68 10 00 b4 42 8a 16 0e  |.fP.Sh..h...B...|
00000140  00 16 1f 8b f4 cd 13 66  59 5b 5a 66 59 66 59 1f  |.......fY[ZfYfY.|
00000150  0f 82 16 00 66 ff 06 11  00 03 16 0f 00 8e c2 ff  |....f...........|
00000160  0e 16 00 75 bc 07 1f 66  61 c3 a1 f6 01 e8 09 00  |...u...fa.......|
00000170  a1 fa 01 e8 03 00 f4 eb  fd 8b f0 ac 3c 00 74 09  |............<.t.|
00000180  b4 0e bb 07 00 cd 10 eb  f2 c3 0d 0a 41 20 64 69  |............A di|
00000190  73 6b 20 72 65 61 64 20  65 72 72 6f 72 20 6f 63  |sk read error oc|
000001a0  63 75 72 72 65 64 00 0d  0a 42 4f 4f 54 4d 47 52  |curred...BOOTMGR|
000001b0  20 69 73 20 63 6f 6d 70  72 65 73 73 65 64 00 0d  | is compressed..|
000001c0  0a 50 72 65 73 73 20 43  74 72 6c 2b 41 6c 74 2b  |.Press Ctrl+Alt+|
000001d0  44 65 6c 20 74 6f 20 72  65 73 74 61 72 74 0d 0a  |Del to restart..|
000001e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000001f0  00 00 00 00 00 00 8a 01  a7 01 bf 01 00 00 55 aa  |..............U.|
00000200

=================== hexdump -n512 -C /dev/sda4
00000000  eb 52 90 4e 54 46 53 20  20 20 20 00 02 08 00 00  |.R.NTFS    .....|
00000010  00 00 00 00 00 f8 00 00  3f 00 ff 00 00 c8 60 74  |........?.....`t|
00000020  00 00 00 00 80 00 80 00  ff 9f 0f 00 00 00 00 00  |................|
00000030  aa a6 00 00 00 00 00 00  02 00 00 00 00 00 00 00  |................|
00000040  f6 00 00 00 01 00 00 00  f2 a0 2b 4a d3 2b 4a e4  |..........+J.+J.|
00000050  00 00 00 00 fa 33 c0 8e  d0 bc 00 7c fb 68 c0 07  |.....3.....|.h..|
00000060  1f 1e 68 66 00 cb 88 16  0e 00 66 81 3e 03 00 4e  |..hf......f.>..N|
00000070  54 46 53 75 15 b4 41 bb  aa 55 cd 13 72 0c 81 fb  |TFSu..A..U..r...|
00000080  55 aa 75 06 f7 c1 01 00  75 03 e9 dd 00 1e 83 ec  |U.u.....u.......|
00000090  18 68 1a 00 b4 48 8a 16  0e 00 8b f4 16 1f cd 13  |.h...H..........|
000000a0  9f 83 c4 18 9e 58 1f 72  e1 3b 06 0b 00 75 db a3  |.....X.r.;...u..|
000000b0  0f 00 c1 2e 0f 00 04 1e  5a 33 db b9 00 20 2b c8  |........Z3... +.|
000000c0  66 ff 06 11 00 03 16 0f  00 8e c2 ff 06 16 00 e8  |f...............|
000000d0  4b 00 2b c8 77 ef b8 00  bb cd 1a 66 23 c0 75 2d  |K.+.w......f#.u-|
000000e0  66 81 fb 54 43 50 41 75  24 81 f9 02 01 72 1e 16  |f..TCPAu$....r..|
000000f0  68 07 bb 16 68 52 11 16  68 09 00 66 53 66 53 66  |h...hR..h..fSfSf|
00000100  55 16 16 16 68 b8 01 66  61 0e 07 cd 1a 33 c0 bf  |U...h..fa....3..|
00000110  0a 13 b9 f6 0c fc f3 aa  e9 fe 01 90 90 66 60 1e  |.............f`.|
00000120  06 66 a1 11 00 66 03 06  1c 00 1e 66 68 00 00 00  |.f...f.....fh...|
00000130  00 66 50 06 53 68 01 00  68 10 00 b4 42 8a 16 0e  |.fP.Sh..h...B...|
00000140  00 16 1f 8b f4 cd 13 66  59 5b 5a 66 59 66 59 1f  |.......fY[ZfYfY.|
00000150  0f 82 16 00 66 ff 06 11  00 03 16 0f 00 8e c2 ff  |....f...........|
00000160  0e 16 00 75 bc 07 1f 66  61 c3 a1 f6 01 e8 09 00  |...u...fa.......|
00000170  a1 fa 01 e8 03 00 f4 eb  fd 8b f0 ac 3c 00 74 09  |............<.t.|
00000180  b4 0e bb 07 00 cd 10 eb  f2 c3 0d 0a 41 20 64 69  |............A di|
00000190  73 6b 20 72 65 61 64 20  65 72 72 6f 72 20 6f 63  |sk read error oc|
000001a0  63 75 72 72 65 64 00 0d  0a 42 4f 4f 54 4d 47 52  |curred...BOOTMGR|
000001b0  20 69 73 20 63 6f 6d 70  72 65 73 73 65 64 00 0d  | is compressed..|
000001c0  0a 50 72 65 73 73 20 43  74 72 6c 2b 41 6c 74 2b  |.Press Ctrl+Alt+|
000001d0  44 65 6c 20 74 6f 20 72  65 73 74 61 72 74 0d 0a  |Del to restart..|
000001e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000001f0  00 00 00 00 00 00 8a 01  a7 01 bf 01 00 00 55 aa  |..............U.|
00000200

=================== hexdump -n512 -C /dev/sda8
00000000  eb 58 90 6d 6b 66 73 2e  66 61 74 00 02 01 20 00  |.X.mkfs.fat... .|
00000010  02 00 00 00 00 f8 00 00  3f 00 ff 00 00 58 5a 74  |........?....XZt|
00000020  00 70 06 00 ae 0c 00 00  00 00 00 00 02 00 00 00  |.p..............|
00000030  01 00 06 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
00000040  80 01 29 ce 2e bc 54 4e  4f 20 4e 41 4d 45 20 20  |..)...TNO NAME  |
00000050  20 20 46 41 54 33 32 20  20 20 0e 1f be 77 7c ac  |  FAT32   ...w|.|
00000060  22 c0 74 0b 56 b4 0e bb  07 00 cd 10 5e eb f0 32  |".t.V.......^..2|
00000070  e4 cd 16 cd 19 eb fe 54  68 69 73 20 69 73 20 6e  |.......This is n|
00000080  6f 74 20 61 20 62 6f 6f  74 61 62 6c 65 20 64 69  |ot a bootable di|
00000090  73 6b 2e 20 20 50 6c 65  61 73 65 20 69 6e 73 65  |sk.  Please inse|
000000a0  72 74 20 61 20 62 6f 6f  74 61 62 6c 65 20 66 6c  |rt a bootable fl|
000000b0  6f 70 70 79 20 61 6e 64  0d 0a 70 72 65 73 73 20  |oppy and..press |
000000c0  61 6e 79 20 6b 65 79 20  74 6f 20 74 72 79 20 61  |any key to try a|
000000d0  67 61 69 6e 20 2e 2e 2e  20 0d 0a 00 00 00 00 00  |gain ... .......|
000000e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
000001f0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 55 aa  |..............U.|
00000200

=================== df -Th:

Filesystem     Type      Size  Used Avail Use% Mounted on
udev           devtmpfs  1.9G     0  1.9G   0% /dev
tmpfs          tmpfs     387M   12M  376M   3% /run
/dev/sda5      ext4       19G  8.2G  9.2G  48% /
tmpfs          tmpfs     1.9G   17M  1.9G   1% /dev/shm
tmpfs          tmpfs     5.0M  4.0K  5.0M   1% /run/lock
tmpfs          tmpfs     1.9G     0  1.9G   0% /sys/fs/cgroup
/dev/sda8      vfat      203M  5.7M  198M   3% /boot/efi
tmpfs          tmpfs     387M  1.3M  386M   1% /run/user/1000
/dev/sda1      vfat       96M   54M   43M  56% /mnt/boot-sav/sda1
/dev/sda3      fuseblk   859G  103G  757G  12% /mnt/boot-sav/sda3
/dev/sda4      fuseblk   500M  416M   85M  84% /mnt/boot-sav/sda4
/dev/sda7      ext4       44G  5.4G   36G  14% /mnt/boot-sav/sda7

=================== fdisk -l:
Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: gpt
Disk identifier: 12673B6D-6346-42D6-A75C-7B08989653D8

Device          Start        End    Sectors   Size Type
/dev/sda1        2048     206847     204800   100M EFI System
/dev/sda2      206848     239615      32768    16M Microsoft reserved
/dev/sda3      239616 1800903514 1800663899 858.6G Microsoft basic data
/dev/sda4  1952499712 1953523711    1024000   500M Windows recovery environment
/dev/sda5  1800904704 1839966207   39061504  18.6G Linux filesystem
/dev/sda6  1839966208 1859497983   19531776   9.3G Linux swap
/dev/sda7  1859497984 1952077823   92579840  44.1G Linux filesystem
/dev/sda8  1952077824 1952499711     421888   206M EFI System

Partition table entries are not in disk order.




=================== Suggested repair
The default repair of the Boot-Repair utility would reinstall the grub-efi-amd64-signed of sda5, using the following options:        sda8/boot/efi,
Additional repair would be performed: unhide-bootmenu-10s   fix-windows-boot use-standard-efi-file  restore-efi-backups


=================== Final advice in case of suggested repair
N'oubliez pas de régler votre BIOS pour qu'il amorce sur le fichier sda8/efi/.../grub*.efi !

Les fichiers de démarrage de [L'OS actuellement utilisé - Ubuntu 17.10] sont loin du début du disque. Votre BIOS pourrait ne pas les détecter. Vous voudrez peut-être re-essayer après avoir créé une partition /boot/efi (FAT32, 100MB~250MB, en début de disque, drapeau boot). Cela peut être réalisé via des outils tels que gParted. Puis sélectionnez cette partition via l'option [Partition /boot/efi séparée :] de [Boot-Repair].

Si votre ordinateur redémarre directement sur Windows, essayez de changer l'ordre de démarrage dans votre BIOS.
Si votre BIOS ne permet pas de changer l'ordre de démarrage, changez l'entrée de démarrage par défaut de l'amorceur Windows.
Par exemple, vous pouvez démarrer Windows, puis saisir la commande suivante dans une invite de commande en mode administrateur :
bcdedit /set {bootmgr} path \EFI\...\grub*.efi


=================== User settings
The settings chosen by the user will not act on the boot.

Je n'ai pas le temps de l'analyser tout de suite mais je note quand même que le montage de /dev/sda1 dans /boot/efi n'existe plus dans ce rapport.
EDIT : vérifie que la fonction F12 est activée dans ton Bios et si ce n'est pas le cas, active-la : https://fr.answers.acer.com/app/answers … %a9marrage
Ensuite, démarre sur Windows 10, quitte Windows 10 par "Redémarrer" (pas par "Arrêter") et presse la touche F12 dès que tu entends que ça redémarre. Le Boot Menu (le menu proposé par le système UEFI) doit apparaître avec une ligne "ubuntu". Tu la sélectionnes et tu valides ce choix par la touche Entrée. Le menu Grub doit alors apparaître et si tu laisses ce qui est par défaut, tu dois démarrer ton Ubuntu. Suis cette procédure et raconte si ça se passe comme ça.

Dernière modification par malbo (Le 18/02/2018, à 18:05)

Hors ligne

#17 Le 20/02/2018, à 11:43

Alain-Edmond

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Bonjour malbo,
j'ai activé F12 boot-menu et appliqué ton process. Effectivement j'ai réussi à ouvrir une session ubuntu par ce moyen. Comme tout le monde, à l'achat de mon Acer, je ne suis pas allé jusqu'au bout du manuel d'utilisation.
Si tu as le temps de reprendre mon boot-info et que tu penses à une manip intéressante pour retrouver mon grub,je me rendrais aussitôt dispo pour te suivre.
sinon je mets RESOLU pour ne pas pollué trop longtemps le forum.
Merci encore pour tout.
A-E


ACER Aspire VN7 - Dualboot w10 et Ubuntu 21.10 LTS
HP Pavilion Power Desktop Core I5 7400 CPU 3.00GHZ Vitesse 3.00MHZ
W10

Hors ligne

#18 Le 20/02/2018, à 12:20

malbo

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

A présent, peux-tu vérifier si ton "Bios" dispose de la fonctionnalité "select an uefi file as trusted for executing" et si oui, applique la procédure de Gesbuklu : https://forum.ubuntu-fr.org/viewtopic.p … #p21468818

Hors ligne

#19 Le 20/02/2018, à 14:04

Alain-Edmond

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

bravo malbo !!
C'est du travail d’orfèvre.
J'ai récupérer le bon boot en 'suivant la procédure de Gesbuklu comme tu me l'indiquais.
Là aussi, il va falloir que je me retienne de toucher au BIOS à l'avenir.
... Manque plus que mon Pb avec le Wifi mais je vais attendre sagement la nouvelle version d'ubuntu en espérant que ce souci soit pris en compte.
Merci de ta patience, de ton aide... belle compétence!!
A-E


ACER Aspire VN7 - Dualboot w10 et Ubuntu 21.10 LTS
HP Pavilion Power Desktop Core I5 7400 CPU 3.00GHZ Vitesse 3.00MHZ
W10

Hors ligne

#20 Le 21/02/2018, à 12:57

malbo

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Bonjour,
Je suis intéressé de voir l'état final. Je te prie de refaire un Boot-Info depuis une session de ton Ubuntu installé en suivant les indications du paragraphe 1.1 Cas où au moins un ubuntu installé sur disque est opérationnel et donner l'URL du Boot-Info dans ta réponse.

Dernière modification par malbo (Le 21/02/2018, à 12:57)

Hors ligne

#21 Le 21/02/2018, à 17:08

Alain-Edmond

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Bonjour malbo,

ci-joint l'URL de mon boot-info

http://paste.ubuntu.com/p/kzpmpFQwZ3/

J'ai rouvert mon ordi qu'hier matin mais j'ai constaté que dans le grub d'ubuntu, il n'y a pas, comme avant, une ligne pour aller directement sur une session de W10. Je dois passé par F12 pour obtenir cette ligne. Bon, il n'y a rien de catastrophique. Tout fonctionne bien comme cela.
A-E


ACER Aspire VN7 - Dualboot w10 et Ubuntu 21.10 LTS
HP Pavilion Power Desktop Core I5 7400 CPU 3.00GHZ Vitesse 3.00MHZ
W10

Hors ligne

#22 Le 22/02/2018, à 08:09

malbo

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Bonjour,
Ton Boot-Info est là :

 Boot Info Script 8f991e4 + Boot-Repair extra info      [Boot-Info 25oct2017]


============================= Boot Info Summary: ===============================

 => No boot loader is installed in the MBR of /dev/sda.

sda1: __________________________________________________________________________

    File system:       vfat
    Boot sector type:  Windows 8/2012: FAT32
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        /EFI/ubuntu/grub.cfg /EFI/Boot/bootx64.efi 
                       /EFI/Boot/fbx64.efi /EFI/ubuntu/fwupx64.efi 
                       /EFI/ubuntu/grubx64.efi /EFI/ubuntu/mmx64.efi 
                       /EFI/ubuntu/shimx64.efi 
                       /EFI/Microsoft/Boot/bootmgfw.efi 
                       /EFI/Microsoft/Boot/bootmgr.efi 
                       /EFI/Microsoft/Boot/memtest.efi 
                       /EFI/OEM/Boot/bootmgfw.efi /EFI/OEM/Boot/bootmgr.efi 
                       /EFI/OEM/Boot/memtest.efi

sda2: __________________________________________________________________________

    File system:       
    Boot sector type:  -
    Boot sector info: 
    Mounting failed:   mount: /mnt/BootInfo/sda2: unknown filesystem type ''.

sda3: __________________________________________________________________________

    File system:       ntfs
    Boot sector type:  Windows 8/2012: NTFS
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        /Windows/System32/winload.exe

sda4: __________________________________________________________________________

    File system:       ntfs
    Boot sector type:  Windows 8/2012: NTFS
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        

sda5: __________________________________________________________________________

    File system:       ext4
    Boot sector type:  -
    Boot sector info: 
    Operating System:  Ubuntu 17.10
    Boot files:        /boot/grub/grub.cfg /etc/fstab

sda6: __________________________________________________________________________

    File system:       swap
    Boot sector type:  -
    Boot sector info: 

sda7: __________________________________________________________________________

    File system:       ext4
    Boot sector type:  -
    Boot sector info: 
    Operating System:  Ubuntu 17.10
    Boot files:        /etc/fstab

sda8: __________________________________________________________________________

    File system:       vfat
    Boot sector type:  FAT32
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        /EFI/ubuntu/grub.cfg /EFI/BOOT/bkpbootx64.efi 
                       /EFI/BOOT/bootx64.efi /EFI/BOOT/fbx64.efi 
                       /EFI/ubuntu/grubx64.efi /EFI/ubuntu/mmx64.efi 
                       /EFI/ubuntu/shimx64.efi

============================ Drive/Partition Info: =============================

Drive: sda _____________________________________________________________________
Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: gpt

Partition  Boot  Start Sector    End Sector  # of Sectors  Id System

/dev/sda1                   1 1,953,525,167 1,953,525,167  ee GPT


GUID Partition Table detected.

Partition  Attrs   Start Sector    End Sector  # of Sectors System
/dev/sda1                 2,048       206,847       204,800 EFI System partition
/dev/sda2               206,848       239,615        32,768 Microsoft Reserved Partition (Windows)
/dev/sda3               239,616 1,800,903,514 1,800,663,899 Data partition (Windows/Linux)
/dev/sda4      R  1,952,499,712 1,953,523,711     1,024,000 Windows Recovery Environment (Windows)
/dev/sda5         1,800,904,704 1,839,966,207    39,061,504 Data partition (Linux)
/dev/sda6         1,839,966,208 1,859,497,983    19,531,776 Swap partition (Linux)
/dev/sda7         1,859,497,984 1,952,077,823    92,579,840 Data partition (Linux)
/dev/sda8         1,952,077,824 1,952,499,711       421,888 EFI System partition

Attributes: R=Required, N=No Block IO, B=Legacy BIOS Bootable, +=More bits set

"blkid" output: ________________________________________________________________

Device           UUID                                   TYPE       LABEL

/dev/sda1        0428-CC76                              vfat       ESP
/dev/sda2                                                          
/dev/sda3        46CC2A20CC2A0B2F                       ntfs       Acer
/dev/sda4        E44A2BD34A2BA0F2                       ntfs       Recovery
/dev/sda5        3ad4a001-0ce9-474f-987d-86f247ed38ad   ext4       
/dev/sda6        5f8b32b6-67b3-4b15-b7b6-8cb1f4d5200a   swap       
/dev/sda7        0d01f3b9-241a-4bd5-b053-5773f948e94d   ext4       
/dev/sda8        54BC-2ECE                              vfat       

========================= "ls -l /dev/disk/by-id" output: ======================

total 0
lrwxrwxrwx 1 root root  9 Feb 21  2018 ata-HL-DT-ST_DVDRAM_GUC0N_KX6FA6C1634 -> ../../sr0
lrwxrwxrwx 1 root root  9 Feb 21 16:01 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E -> ../../sda
lrwxrwxrwx 1 root root 10 Feb 21 16:01 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part1 -> ../../sda1
lrwxrwxrwx 1 root root 10 Feb 21 16:01 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part2 -> ../../sda2
lrwxrwxrwx 1 root root 10 Feb 21 16:01 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part3 -> ../../sda3
lrwxrwxrwx 1 root root 10 Feb 21 16:01 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part4 -> ../../sda4
lrwxrwxrwx 1 root root 10 Feb 21 16:01 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part5 -> ../../sda5
lrwxrwxrwx 1 root root 10 Feb 21 16:01 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part6 -> ../../sda6
lrwxrwxrwx 1 root root 10 Feb 21 16:01 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part7 -> ../../sda7
lrwxrwxrwx 1 root root 10 Feb 21 16:01 ata-WDC_WD10JPVX-22JC3T0_WD-WXL1E45FP04E-part8 -> ../../sda8
lrwxrwxrwx 1 root root  9 Feb 21  2018 wwn-0x5001480000000000 -> ../../sr0
lrwxrwxrwx 1 root root  9 Feb 21 16:01 wwn-0x50014ee6061a1262 -> ../../sda
lrwxrwxrwx 1 root root 10 Feb 21 16:01 wwn-0x50014ee6061a1262-part1 -> ../../sda1
lrwxrwxrwx 1 root root 10 Feb 21 16:01 wwn-0x50014ee6061a1262-part2 -> ../../sda2
lrwxrwxrwx 1 root root 10 Feb 21 16:01 wwn-0x50014ee6061a1262-part3 -> ../../sda3
lrwxrwxrwx 1 root root 10 Feb 21 16:01 wwn-0x50014ee6061a1262-part4 -> ../../sda4
lrwxrwxrwx 1 root root 10 Feb 21 16:01 wwn-0x50014ee6061a1262-part5 -> ../../sda5
lrwxrwxrwx 1 root root 10 Feb 21 16:01 wwn-0x50014ee6061a1262-part6 -> ../../sda6
lrwxrwxrwx 1 root root 10 Feb 21 16:01 wwn-0x50014ee6061a1262-part7 -> ../../sda7
lrwxrwxrwx 1 root root 10 Feb 21 16:01 wwn-0x50014ee6061a1262-part8 -> ../../sda8

================================ Mount points: =================================

Device           Mount_Point              Type       Options

/dev/sda5        /                        ext4       (rw,relatime,errors=remount-ro,data=ordered)
/dev/sda8        /boot/efi                vfat       (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)


========================== sda1/EFI/ubuntu/grub.cfg: ===========================

--------------------------------------------------------------------------------
search.fs_uuid 3ad4a001-0ce9-474f-987d-86f247ed38ad root hd0,gpt5 
set prefix=($root)'/boot/grub'
configfile $prefix/grub.cfg
--------------------------------------------------------------------------------

=========================== sda5/boot/grub/grub.cfg: ===========================

--------------------------------------------------------------------------------
#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by grub-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#

### BEGIN /etc/grub.d/00_header ###
if [ -s $prefix/grubenv ]; then
  set have_grubenv=true
  load_env
fi
if [ "${next_entry}" ] ; then
   set default="${next_entry}"
   set next_entry=
   save_env next_entry
   set boot_once=true
else
   set default="0"
fi

if [ x"${feature_menuentry_id}" = xy ]; then
  menuentry_id_option="--id"
else
  menuentry_id_option=""
fi

export menuentry_id_option

if [ "${prev_saved_entry}" ]; then
  set saved_entry="${prev_saved_entry}"
  save_env saved_entry
  set prev_saved_entry=
  save_env prev_saved_entry
  set boot_once=true
fi

function savedefault {
  if [ -z "${boot_once}" ]; then
    saved_entry="${chosen}"
    save_env saved_entry
  fi
}
function recordfail {
  set recordfail=1
  if [ -n "${have_grubenv}" ]; then if [ -z "${boot_once}" ]; then save_env recordfail; fi; fi
}
function load_video {
  if [ x$feature_all_video_module = xy ]; then
    insmod all_video
  else
    insmod efi_gop
    insmod efi_uga
    insmod ieee1275_fb
    insmod vbe
    insmod vga
    insmod video_bochs
    insmod video_cirrus
  fi
}

if [ x$feature_default_font_path = xy ] ; then
   font=unicode
else
insmod part_gpt
insmod ext2
set root='hd0,gpt5'
if [ x$feature_platform_search_hint = xy ]; then
  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
else
  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
fi
    font="/usr/share/grub/unicode.pf2"
fi

if loadfont $font ; then
  set gfxmode=auto
  load_video
  insmod gfxterm
  set locale_dir=$prefix/locale
  set lang=fr_FR
  insmod gettext
fi
terminal_output gfxterm
if [ "${recordfail}" = 1 ] ; then
  set timeout=10
else
  if [ x$feature_timeout_style = xy ] ; then
    set timeout_style=menu
    set timeout=10
  # Fallback normal timeout code in case the timeout_style feature is
  # unavailable.
  else
    set timeout=10
  fi
fi
### END /etc/grub.d/00_header ###

### BEGIN /etc/grub.d/05_debian_theme ###
set menu_color_normal=white/black
set menu_color_highlight=black/light-gray
if background_color 44,0,30,0; then
  clear
fi
### END /etc/grub.d/05_debian_theme ###

### BEGIN /etc/grub.d/10_linux ###
function gfxmode {
	set gfxpayload="${1}"
	if [ "${1}" = "keep" ]; then
		set vt_handoff=vt.handoff=7
	else
		set vt_handoff=
	fi
}
if [ "${recordfail}" != 1 ]; then
  if [ -e ${prefix}/gfxblacklist.txt ]; then
    if hwmatch ${prefix}/gfxblacklist.txt 3; then
      if [ ${match} = 0 ]; then
        set linux_gfx_mode=keep
      else
        set linux_gfx_mode=text
      fi
    else
      set linux_gfx_mode=text
    fi
  else
    set linux_gfx_mode=keep
  fi
else
  set linux_gfx_mode=text
fi
export linux_gfx_mode
menuentry 'Ubuntu' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-simple-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
	recordfail
	load_video
	gfxmode $linux_gfx_mode
	insmod gzio
	if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
	insmod part_gpt
	insmod ext2
	set root='hd0,gpt5'
	if [ x$feature_platform_search_hint = xy ]; then
	  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
	else
	  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
	fi
	linux	/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
	initrd	/boot/initrd.img-4.13.0-32-generic
}
submenu 'Advanced options for Ubuntu' $menuentry_id_option 'gnulinux-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
	menuentry 'Ubuntu, with Linux 4.13.0-32-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-32-generic-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		gfxmode $linux_gfx_mode
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-32-generic ...'
		linux	/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-32-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-32-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-32-generic-recovery-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-32-generic ...'
		linux	/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro recovery nomodeset 
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-32-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-31-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-31-generic-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		gfxmode $linux_gfx_mode
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-31-generic ...'
		linux	/boot/vmlinuz-4.13.0-31-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-31-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-31-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-31-generic-recovery-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-31-generic ...'
		linux	/boot/vmlinuz-4.13.0-31-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro recovery nomodeset 
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-31-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-16-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-16-generic-advanced-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		gfxmode $linux_gfx_mode
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-16-generic ...'
	        linux	/boot/vmlinuz-4.13.0-16-generic root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro  quiet splash $vt_handoff
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-16-generic
	}
	menuentry 'Ubuntu, with Linux 4.13.0-16-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.13.0-16-generic-recovery-3ad4a001-0ce9-474f-987d-86f247ed38ad' {
		recordfail
		load_video
		insmod gzio
		if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
		insmod part_gpt
		insmod ext2
		set root='hd0,gpt5'
		if [ x$feature_platform_search_hint = xy ]; then
		  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt5 --hint-efi=hd0,gpt5 --hint-baremetal=ahci0,gpt5  3ad4a001-0ce9-474f-987d-86f247ed38ad
		else
		  search --no-floppy --fs-uuid --set=root 3ad4a001-0ce9-474f-987d-86f247ed38ad
		fi
		echo	'Loading Linux 4.13.0-16-generic ...'
	        linux	/boot/vmlinuz-4.13.0-16-generic root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro recovery nomodeset 
		echo	'Loading initial ramdisk ...'
		initrd	/boot/initrd.img-4.13.0-16-generic
	}
}

### END /etc/grub.d/10_linux ###

### BEGIN /etc/grub.d/20_linux_xen ###

### END /etc/grub.d/20_linux_xen ###

### BEGIN /etc/grub.d/20_memtest86+ ###
### END /etc/grub.d/20_memtest86+ ###

### BEGIN /etc/grub.d/25_custom ###

menuentry "EFI/BOOT/bkpbootx64.efi" {
search --fs-uuid --no-floppy --set=root 0428-CC76
chainloader (${root})/EFI/BOOT/bkpbootx64.efi
}

menuentry "EFI/BOOT/fbx64.efi" {
search --fs-uuid --no-floppy --set=root 0428-CC76
chainloader (${root})/EFI/BOOT/fbx64.efi
}

menuentry "EFI/ubuntu/mmx64.efi" {
search --fs-uuid --no-floppy --set=root 0428-CC76
chainloader (${root})/EFI/ubuntu/mmx64.efi
}

menuentry "EFI/BOOT/bkpbootx64.efi sda8" {
search --fs-uuid --no-floppy --set=root 54BC-2ECE
chainloader (${root})/EFI/BOOT/bkpbootx64.efi
}

menuentry "EFI/BOOT/fbx64.efi sda8" {
search --fs-uuid --no-floppy --set=root 54BC-2ECE
chainloader (${root})/EFI/BOOT/fbx64.efi
}

menuentry "EFI/ubuntu/mmx64.efi sda8" {
search --fs-uuid --no-floppy --set=root 54BC-2ECE
chainloader (${root})/EFI/ubuntu/mmx64.efi
}
### END /etc/grub.d/25_custom ###

### BEGIN /etc/grub.d/30_os-prober ###

### END /etc/grub.d/30_os-prober ###

### BEGIN /etc/grub.d/30_uefi-firmware ###
menuentry 'System setup' $menuentry_id_option 'uefi-firmware' {
	fwsetup
}
### END /etc/grub.d/30_uefi-firmware ###

### BEGIN /etc/grub.d/40_custom ###
# This file provides an easy way to add custom menu entries.  Simply type the
# menu entries you want to add after this comment.  Be careful not to change
# the 'exec tail' line above.
### END /etc/grub.d/40_custom ###

### BEGIN /etc/grub.d/41_custom ###
if [ -f  ${config_directory}/custom.cfg ]; then
  source ${config_directory}/custom.cfg
elif [ -z "${config_directory}" -a -f  $prefix/custom.cfg ]; then
  source $prefix/custom.cfg;
fi
### END /etc/grub.d/41_custom ###
--------------------------------------------------------------------------------

=============================== sda5/etc/fstab: ================================

--------------------------------------------------------------------------------
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point>   <type>  <options>       <dump>  <pass>
# / was on /dev/sda5 during installation
UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad /               ext4    errors=remount-ro 0       1
# /boot/efi was on /dev/sda1 during installation
#UUID=0428-CC76  /boot/efi       vfat    umask=0077      0       1
# swap was on /dev/sda6 during installation
UUID=5f8b32b6-67b3-4b15-b7b6-8cb1f4d5200a none            swap    sw              0       0
/swapfile                                 none            swap    sw              0       0
UUID=54BC-2ECE	/boot/efi	vfat	defaults	0	1
--------------------------------------------------------------------------------

=================== sda5: Location of files loaded by Grub: ====================

           GiB - GB             File                                 Fragment(s)

 858.867881775 = 922.202365952  boot/grub/grub.cfg                             1
 861.585933685 = 925.120851968  boot/vmlinuz-4.13.0-16-generic                 2
 862.538543701 = 926.143709184  boot/vmlinuz-4.13.0-31-generic                 1
 863.140106201 = 926.789632000  boot/vmlinuz-4.13.0-31-generic.efi.signed      1
 864.167449951 = 927.892733952  boot/vmlinuz-4.13.0-32-generic                 1
 864.550262451 = 928.303775744  boot/vmlinuz-4.13.0-32-generic.efi.signed      2
 861.585933685 = 925.120851968  vmlinuz                                        2
 871.080097198 = 935.315132416  boot/initrd.img-4.13.0-16-generic              2
 864.418441772 = 928.162234368  boot/initrd.img-4.13.0-31-generic              3
 865.355464935 = 929.168355328  boot/initrd.img-4.13.0-32-generic              6
 871.080097198 = 935.315132416  initrd.img                                     2
 871.080097198 = 935.315132416  initrd.img.old                                 2

=============================== sda7/etc/fstab: ================================

--------------------------------------------------------------------------------
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point>   <type>  <options>       <dump>  <pass>
# / was on /dev/sda7 during installation
UUID=0d01f3b9-241a-4bd5-b053-5773f948e94d /               ext4    errors=remount-ro 0       1
# /boot/efi was on /dev/sda1 during installation
UUID=0428-CC76  /boot/efi       vfat    umask=0077      0       1
/swapfile                                 none            swap    sw              0       0
--------------------------------------------------------------------------------

========================== sda8/EFI/ubuntu/grub.cfg: ===========================

--------------------------------------------------------------------------------
search.fs_uuid 3ad4a001-0ce9-474f-987d-86f247ed38ad root hd0,gpt5 
set prefix=($root)'/boot/grub'
configfile $prefix/grub.cfg
--------------------------------------------------------------------------------


ADDITIONAL INFORMATION :
=================== log of boot-info 20180221_1601 ===================
boot-info version : 4ppa65
boot-sav version : 4ppa65
boot-sav-extra version : 4ppa65
glade2script version : 3.2.3~ppa4
boot-info is executed in installed-session (Ubuntu 17.10, artful, Ubuntu, x86_64)
CPU op-mode(s):      32-bit, 64-bit
BOOT_IMAGE=/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=3ad4a001-0ce9-474f-987d-86f247ed38ad ro quiet splash
Windows is hibernated, refused to mount.
The disk contains an unclean file system (0, 0).
Metadata kept in Windows cache, refused to mount.
Falling back to read-only mount because the NTFS partition is in an
unsafe state. Please resume and shutdown Windows fully (no hibernation
or fast restarting.)
The disk contains an unclean file system (0, 0).
Metadata kept in Windows cache, refused to mount.
Falling back to read-only mount because the NTFS partition is in an
unsafe state. Please resume and shutdown Windows fully (no hibernation
or fast restarting.)

=================== os-prober:
/dev/sda5:L'OS actuellement utilisé - Ubuntu 17.10 CurrentSession:linux
/dev/sda1@/efi/Microsoft/Boot/bootmgfw.efi:Windows Boot Manager:Windows:efi
/dev/sda7:Ubuntu 17.10 (17.10):Ubuntu:linux

=================== blkid:
/dev/sda1: LABEL="ESP" UUID="0428-CC76" TYPE="vfat" PARTLABEL="EFI system partition" PARTUUID="d0ecc719-9ef2-4cfd-8a4b-a049246f214d"
/dev/sda3: LABEL="Acer" UUID="46CC2A20CC2A0B2F" TYPE="ntfs" PARTLABEL="Basic data partition" PARTUUID="12f021b6-c3f9-4b56-921d-849503b2faeb"
/dev/sda4: LABEL="Recovery" UUID="E44A2BD34A2BA0F2" TYPE="ntfs" PARTLABEL="Basic data partition" PARTUUID="f374a6e2-75f2-429a-bccd-cbf60fac21b3"
/dev/sda5: UUID="3ad4a001-0ce9-474f-987d-86f247ed38ad" TYPE="ext4" PARTUUID="d65b9f63-019d-4feb-aa9a-926029cf202d"
/dev/sda6: UUID="5f8b32b6-67b3-4b15-b7b6-8cb1f4d5200a" TYPE="swap" PARTUUID="53607aa0-bb6c-4551-aabe-986cf220bb77"
/dev/sda7: UUID="0d01f3b9-241a-4bd5-b053-5773f948e94d" TYPE="ext4" PARTUUID="ff0aa640-5dbf-42b1-b4df-db8cff06daa1"
/dev/sda8: UUID="54BC-2ECE" TYPE="vfat" PARTUUID="debf32bf-df45-4b3c-887f-f877430f2ca6"
/dev/sda2: PARTLABEL="Microsoft reserved partition" PARTUUID="e0f2374b-6366-4f3c-8c9e-fb6cfbba9a1f"


1 disks with OS, 3 OS : 2 Linux, 0 MacOS, 1 Windows, 0 unknown type OS.

Windows not detected by os-prober on sda3.

=================== /etc/grub.d/ :
drwxr-xr-x  2 root root     4096 févr. 17 10:53 grub.d
total 84
-rwxr-xr-x 1 root root  9783 oct.  12 15:41 00_header
-rwxr-xr-x 1 root root  6258 avril 24  2017 05_debian_theme
-rwxr-xr-x 1 root root 12676 oct.  12 15:41 10_linux
-rwxr-xr-x 1 root root 11281 oct.  12 15:41 20_linux_xen
-rwxr-xr-x 1 root root  1992 janv. 28  2016 20_memtest86+
-rwxr-xr-x 1 root root   834 févr. 17 10:53 25_custom
-rwxr-xr-x 1 root root 12059 oct.  12 15:41 30_os-prober
-rwxr-xr-x 1 root root  1418 oct.  12 15:41 30_uefi-firmware
-rwxr-xr-x 1 root root   214 oct.  12 15:41 40_custom
-rwxr-xr-x 1 root root   216 oct.  12 15:41 41_custom
-rw-r--r-- 1 root root   483 oct.  12 15:41 README




=================== /etc/default/grub :

# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
#   info -f grub -n 'Simple configuration'

GRUB_DEFAULT=0
#GRUB_HIDDEN_TIMEOUT=0
GRUB_HIDDEN_TIMEOUT_QUIET=true
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX=""

# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"

# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console

# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480

# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true

# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"

# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"



/boot/efi detected in the fstab of sda5: UUID=54BC-2ECE	 (sda8)
Presence of EFI/Microsoft file detected: /mnt/boot-sav/sda1/EFI/Microsoft/Boot/bootmgfw.efi
Presence of EFI/Boot file detected: /mnt/boot-sav/sda1/EFI/Boot/bootx64.efi
Presence of EFI/Boot file detected: /mnt/boot-sav/sda1/EFI/Boot/fbx64.efi

=================== sda7/etc/grub.d/ :
drwxr-xr-x  2 root root     4096 févr. 15 14:07 grub.d
total 92
-rwxr-xr-x 1 root root  9783 oct.  12 15:41 00_header
-rwxr-xr-x 1 root root  6258 avril 24  2017 05_debian_theme
-rwxr-xr-x 1 root root  9921 sept.  2  2016 09_lowlatency
-rwxr-xr-x 1 root root 12676 oct.  12 15:41 10_linux
-rwxr-xr-x 1 root root 11281 oct.  12 15:41 20_linux_xen
-rwxr-xr-x 1 root root  1992 janv. 28  2016 20_memtest86+
-rwxr-xr-x 1 root root 12059 oct.  12 15:41 30_os-prober
-rwxr-xr-x 1 root root  1418 oct.  12 15:41 30_uefi-firmware
-rwxr-xr-x 1 root root   214 oct.  12 15:41 40_custom
-rwxr-xr-x 1 root root   216 oct.  12 15:41 41_custom
-rw-r--r-- 1 root root   483 oct.  12 15:41 README




=================== sda7/etc/default/grub :

# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
#   info -f grub -n 'Simple configuration'

GRUB_DEFAULT=0
GRUB_HIDDEN_TIMEOUT=0
GRUB_HIDDEN_TIMEOUT_QUIET=true
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX=""

# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"

# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console

# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480

# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true

# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"

# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"



=================== No kernel in /mnt/boot-sav/sda7/boot:
abi-4.13.0-16-lowlatency
config-4.13.0-16-lowlatency
efi
grub
memtest86+.bin
memtest86+.elf
memtest86+_multiboot.bin
System.map-4.13.0-16-lowlatency


/boot/efi detected in the fstab of sda7: UUID=0428-CC76   (sda1)
Presence of EFI/Boot file detected: /boot/efi/EFI/Boot/bkpbootx64.efi
Presence of EFI/Boot file detected: /boot/efi/EFI/Boot/bootx64.efi
Presence of EFI/Boot file detected: /boot/efi/EFI/Boot/fbx64.efi
Presence of bkp file detected: /boot/efi/EFI/BOOT/bkpbootx64.efi

=================== efibootmgr -v
BootCurrent: 0003
Timeout: 0 seconds
BootOrder: 0003,0000,0001,0002,2001,2002,2003
Boot0000* Windows Boot Manager	HD(1,GPT,d0ecc719-9ef2-4cfd-8a4b-a049246f214d,0x800,0x32000)/File(EFIMicrosoftBootbootmgfw.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=.{.9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5.}....................
Boot0001* ubuntu	HD(8,GPT,debf32bf-df45-4b3c-887f-f877430f2ca6,0x745a5800,0x67000)/File(EFIubuntushimx64.efi)
Boot0002* Unknown Device: 	HD(1,GPT,d0ecc719-9ef2-4cfd-8a4b-a049246f214d,0x800,0x32000)/File(EFIubuntushimx64.efi)RC
Boot0003* UbuntuShi	PciRoot(0x0)/Pci(0x1f,0x2)/Sata(5,0,0)/HD(8,GPT,debf32bf-df45-4b3c-887f-f877430f2ca6,0x745a5800,0x67000)/File(EFIubuntushimx64.efi)A01 ..
Boot0008* ST3500320AS             	BBS(Network,,0x500)............................................................................A...........................
Boot000C* WDC WD10JPVX-22JC3T0            	BBS(HD,,0x500)................-...........A......R........................................A.........................
Boot000D* HL-DT-ST DVDRAM GUC0N           	BBS(CDROM,,0x500)................-...........A......#........................................A.........................
Boot2001* EFI USB Device	RC
Boot2002* EFI DVD/CDROM	RC
Boot2003* EFI Network	RC

=================== UEFI/Legacy mode:
BIOS is EFI-compatible, and is setup in EFI-mode for this installed-session.
SecureBoot enabled.


=================== PARTITIONS & DISKS:
sda5	: sda,	not-sepboot,	grubenv-ok	grub2,	signed grub-efi ,	update-grub,	64,	with-boot,	is-os,	not--efi--part,	fstab-without-boot,	fstab-has-goodEFI,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	apt-get,	grub-install,	with--usr,	fstab-without-usr,	not-sep-usr,	standard,	farbios,	notbiosboot, .
sda1	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	is-os,	is-correct-EFI,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	not-far,	notbiosboot, /mnt/boot-sav/sda1.
sda3	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	is-os,	not--efi--part,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	haswinload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda3.
sda4	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	no-os,	not--efi--part,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	no-winload,	recovery-or-hidden,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda4.
sda7	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	64,	no-kernel,	is-os,	not--efi--part,	fstab-without-boot,	fstab-has-goodEFI,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	apt-get,	nogrubinstall,	with--usr,	fstab-without-usr,	not-sep-usr,	standard,	farbios,	notbiosboot, /mnt/boot-sav/sda7.
sda8	: sda,	not-sepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	no-os,	is-correct-EFI,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	farbios,	notbiosboot, /boot/efi.

sda	: GPT,	no-BIOS_boot,	has-correctEFI, 	not-usb,	not-mmc, has-os,	2048 sectors * 512 bytes


=================== parted -lm:

BYT;
/dev/sda:1000GB:scsi:512:4096:gpt:ATA WDC WD10JPVX-22J:;
1:1049kB:106MB:105MB:fat32:EFI system partition:boot, esp;
2:106MB:123MB:16.8MB::Microsoft reserved partition:msftres;
3:123MB:922GB:922GB:ntfs:Basic data partition:msftdata;
5:922GB:942GB:20.0GB:ext4::;
6:942GB:952GB:10.0GB:linux-swap(v1)::;
7:952GB:999GB:47.4GB:ext4::;
8:999GB:1000GB:216MB:fat32::boot, esp;
4:1000GB:1000GB:524MB:ntfs:Basic data partition:hidden, diag;

=================== lsblk:
KNAME TYPE FSTYPE   SIZE LABEL
sda   disk        931,5G
sda1  part vfat     100M ESP
sda2  part           16M
sda3  part ntfs   858,6G Acer
sda4  part ntfs     500M Recovery
sda5  part ext4    18,6G
sda6  part swap     9,3G
sda7  part ext4    44,1G
sda8  part vfat     206M
sr0   rom          1024M

KNAME ROTA RO RM STATE   MOUNTPOINT
sda      1  0  0 running
sda1     1  0  0         /mnt/boot-sav/sda1
sda2     1  0  0
sda3     1  0  0         /mnt/boot-sav/sda3
sda4     1  0  0         /mnt/boot-sav/sda4
sda5     1  0  0         /
sda6     1  0  0         [SWAP]
sda7     1  0  0         /mnt/boot-sav/sda7
sda8     1  0  0         /boot/efi
sr0      1  0  1 running


=================== mount:
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
udev on /dev type devtmpfs (rw,nosuid,relatime,size=1952964k,nr_inodes=488241,mode=755)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs (rw,nosuid,noexec,relatime,size=396000k,mode=755)
/dev/sda5 on / type ext4 (rw,relatime,errors=remount-ro,data=ordered)
securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)
tmpfs on /run/lock type tmpfs (rw,nosuid,nodev,noexec,relatime,size=5120k)
tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755)
cgroup on /sys/fs/cgroup/unified type cgroup2 (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,xattr,name=systemd)
pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
efivarfs on /sys/firmware/efi/efivars type efivarfs (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct)
cgroup on /sys/fs/cgroup/hugetlb type cgroup (rw,nosuid,nodev,noexec,relatime,hugetlb)
cgroup on /sys/fs/cgroup/memory type cgroup (rw,nosuid,nodev,noexec,relatime,memory)
cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset)
cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer)
cgroup on /sys/fs/cgroup/net_cls,net_prio type cgroup (rw,nosuid,nodev,noexec,relatime,net_cls,net_prio)
cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices)
cgroup on /sys/fs/cgroup/pids type cgroup (rw,nosuid,nodev,noexec,relatime,pids)
cgroup on /sys/fs/cgroup/rdma type cgroup (rw,nosuid,nodev,noexec,relatime,rdma)
cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio)
cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,perf_event)
debugfs on /sys/kernel/debug type debugfs (rw,relatime)
systemd-1 on /proc/sys/fs/binfmt_misc type autofs (rw,relatime,fd=32,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=12083)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime,pagesize=2M)
mqueue on /dev/mqueue type mqueue (rw,relatime)
configfs on /sys/kernel/config type configfs (rw,relatime)
fusectl on /sys/fs/fuse/connections type fusectl (rw,relatime)
/dev/sda8 on /boot/efi type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)
tmpfs on /run/user/1000 type tmpfs (rw,nosuid,nodev,relatime,size=395996k,mode=700,uid=1000,gid=1000)
gvfsd-fuse on /run/user/1000/gvfs type fuse.gvfsd-fuse (rw,nosuid,nodev,relatime,user_id=1000,group_id=1000)
/dev/sda1 on /mnt/boot-sav/sda1 type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)
/dev/sda3 on /mnt/boot-sav/sda3 type fuseblk (ro,relatime,user_id=0,group_id=0,allow_other,blksize=4096)
/dev/sda4 on /mnt/boot-sav/sda4 type fuseblk (ro,relatime,user_id=0,group_id=0,allow_other,blksize=4096)
/dev/sda7 on /mnt/boot-sav/sda7 type ext4 (rw,relatime,data=ordered)


=================== ls:
/sys/block/sda (filtered):  alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight integrity power queue range removable ro sda1 sda2 sda3 sda4 sda5 sda6 sda7 sda8 size slaves stat subsystem trace uevent
/sys/block/sr0 (filtered):  alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight integrity power queue range removable ro size slaves stat subsystem trace uevent
/dev (filtered):  adsp autofs block bsg btrfs-control bus cdrom cdrw char console core cpu cpu_dma_latency cuse disk dri drm_dp_aux0 dsp dvd dvdrw ecryptfs fb0 fd full fuse hidraw0 hidraw1 hidraw2 hpet hugepages hwrng i2c-0 i2c-1 i2c-10 i2c-11 i2c-12 i2c-13 i2c-14 i2c-15 i2c-16 i2c-17 i2c-18 i2c-2 i2c-3 i2c-4 i2c-5 i2c-6 i2c-7 i2c-8 i2c-9 initctl input kmsg kvm lightnvm log mapper mcelog media0 mei0 mem memory_bandwidth mixer mqueue net network_latency network_throughput null port ppp psaux ptmx pts random rfkill rtc rtc0 sda sda1 sda2 sda3 sda4 sda5 sda6 sda7 sda8 sg0 sg1 shm snapshot snd sr0 stderr stdin stdout uhid uinput urandom usb userio v4l vfio vga_arbiter vhci vhost-net vhost-vsock video0 zero
ls /dev/mapper:  control

=================== hexdump -n512 -C /dev/sda1
00000000  eb 58 90 4d 53 44 4f 53  35 2e 30 00 02 02 fe 19  |.X.MSDOS5.0.....|
00000010  02 00 00 00 00 f8 00 00  3f 00 ff 00 00 08 00 00  |........?.......|
00000020  00 20 03 00 01 03 00 00  00 00 00 00 02 00 00 00  |. ..............|
00000030  01 00 06 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
00000040  80 01 29 76 cc 28 04 4e  4f 20 4e 41 4d 45 20 20  |..)v.(.NO NAME  |
00000050  20 20 46 41 54 33 32 20  20 20 33 c9 8e d1 bc f4  |  FAT32   3.....|
00000060  7b 8e c1 8e d9 bd 00 7c  88 56 40 88 4e 02 8a 56  |{......|.V@.N..V|
00000070  40 b4 41 bb aa 55 cd 13  72 10 81 fb 55 aa 75 0a  |@.A..U..r...U.u.|
00000080  f6 c1 01 74 05 fe 46 02  eb 2d 8a 56 40 b4 08 cd  |...t..F..-.V@...|
00000090  13 73 05 b9 ff ff 8a f1  66 0f b6 c6 40 66 0f b6  |.s......f...@f..|
000000a0  d1 80 e2 3f f7 e2 86 cd  c0 ed 06 41 66 0f b7 c9  |...?.......Af...|
000000b0  66 f7 e1 66 89 46 f8 83  7e 16 00 75 39 83 7e 2a  |f..f.F..~..u9.~*|
000000c0  00 77 33 66 8b 46 1c 66  83 c0 0c bb 00 80 b9 01  |.w3f.F.f........|
000000d0  00 e8 2c 00 e9 a8 03 a1  f8 7d 80 c4 7c 8b f0 ac  |..,......}..|...|
000000e0  84 c0 74 17 3c ff 74 09  b4 0e bb 07 00 cd 10 eb  |..t.<.t.........|
000000f0  ee a1 fa 7d eb e4 a1 7d  80 eb df 98 cd 16 cd 19  |...}...}........|
00000100  66 60 80 7e 02 00 0f 84  20 00 66 6a 00 66 50 06  |f`.~.... .fj.fP.|
00000110  53 66 68 10 00 01 00 b4  42 8a 56 40 8b f4 cd 13  |Sfh.....B.V@....|
00000120  66 58 66 58 66 58 66 58  eb 33 66 3b 46 f8 72 03  |fXfXfXfX.3f;F.r.|
00000130  f9 eb 2a 66 33 d2 66 0f  b7 4e 18 66 f7 f1 fe c2  |..*f3.f..N.f....|
00000140  8a ca 66 8b d0 66 c1 ea  10 f7 76 1a 86 d6 8a 56  |..f..f....v....V|
00000150  40 8a e8 c0 e4 06 0a cc  b8 01 02 cd 13 66 61 0f  |@............fa.|
00000160  82 74 ff 81 c3 00 02 66  40 49 75 94 c3 42 4f 4f  |.t.....f@Iu..BOO|
00000170  54 4d 47 52 20 20 20 20  00 00 00 00 00 00 00 00  |TMGR    ........|
00000180  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
000001a0  00 00 00 00 00 00 00 00  00 00 00 00 0d 0a 44 69  |..............Di|
000001b0  73 6b 20 65 72 72 6f 72  ff 0d 0a 50 72 65 73 73  |sk error...Press|
000001c0  20 61 6e 79 20 6b 65 79  20 74 6f 20 72 65 73 74  | any key to rest|
000001d0  61 72 74 0d 0a 00 00 00  00 00 00 00 00 00 00 00  |art.............|
000001e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000001f0  00 00 00 00 00 00 00 00  ac 01 b9 01 00 00 55 aa  |..............U.|
00000200

=================== hexdump -n512 -C /dev/sda3
00000000  eb 52 90 4e 54 46 53 20  20 20 20 00 02 08 00 00  |.R.NTFS    .....|
00000010  00 00 00 00 00 f8 00 00  3f 00 ff 00 00 a8 03 00  |........?.......|
00000020  00 00 00 00 80 00 80 00  5a f3 53 6b 00 00 00 00  |........Z.Sk....|
00000030  00 00 0c 00 00 00 00 00  02 00 00 00 00 00 00 00  |................|
00000040  f6 00 00 00 01 00 00 00  2f 0b 2a cc 20 2a cc 46  |......../.*. *.F|
00000050  00 00 00 00 fa 33 c0 8e  d0 bc 00 7c fb 68 c0 07  |.....3.....|.h..|
00000060  1f 1e 68 66 00 cb 88 16  0e 00 66 81 3e 03 00 4e  |..hf......f.>..N|
00000070  54 46 53 75 15 b4 41 bb  aa 55 cd 13 72 0c 81 fb  |TFSu..A..U..r...|
00000080  55 aa 75 06 f7 c1 01 00  75 03 e9 dd 00 1e 83 ec  |U.u.....u.......|
00000090  18 68 1a 00 b4 48 8a 16  0e 00 8b f4 16 1f cd 13  |.h...H..........|
000000a0  9f 83 c4 18 9e 58 1f 72  e1 3b 06 0b 00 75 db a3  |.....X.r.;...u..|
000000b0  0f 00 c1 2e 0f 00 04 1e  5a 33 db b9 00 20 2b c8  |........Z3... +.|
000000c0  66 ff 06 11 00 03 16 0f  00 8e c2 ff 06 16 00 e8  |f...............|
000000d0  4b 00 2b c8 77 ef b8 00  bb cd 1a 66 23 c0 75 2d  |K.+.w......f#.u-|
000000e0  66 81 fb 54 43 50 41 75  24 81 f9 02 01 72 1e 16  |f..TCPAu$....r..|
000000f0  68 07 bb 16 68 52 11 16  68 09 00 66 53 66 53 66  |h...hR..h..fSfSf|
00000100  55 16 16 16 68 b8 01 66  61 0e 07 cd 1a 33 c0 bf  |U...h..fa....3..|
00000110  0a 13 b9 f6 0c fc f3 aa  e9 fe 01 90 90 66 60 1e  |.............f`.|
00000120  06 66 a1 11 00 66 03 06  1c 00 1e 66 68 00 00 00  |.f...f.....fh...|
00000130  00 66 50 06 53 68 01 00  68 10 00 b4 42 8a 16 0e  |.fP.Sh..h...B...|
00000140  00 16 1f 8b f4 cd 13 66  59 5b 5a 66 59 66 59 1f  |.......fY[ZfYfY.|
00000150  0f 82 16 00 66 ff 06 11  00 03 16 0f 00 8e c2 ff  |....f...........|
00000160  0e 16 00 75 bc 07 1f 66  61 c3 a1 f6 01 e8 09 00  |...u...fa.......|
00000170  a1 fa 01 e8 03 00 f4 eb  fd 8b f0 ac 3c 00 74 09  |............<.t.|
00000180  b4 0e bb 07 00 cd 10 eb  f2 c3 0d 0a 41 20 64 69  |............A di|
00000190  73 6b 20 72 65 61 64 20  65 72 72 6f 72 20 6f 63  |sk read error oc|
000001a0  63 75 72 72 65 64 00 0d  0a 42 4f 4f 54 4d 47 52  |curred...BOOTMGR|
000001b0  20 69 73 20 63 6f 6d 70  72 65 73 73 65 64 00 0d  | is compressed..|
000001c0  0a 50 72 65 73 73 20 43  74 72 6c 2b 41 6c 74 2b  |.Press Ctrl+Alt+|
000001d0  44 65 6c 20 74 6f 20 72  65 73 74 61 72 74 0d 0a  |Del to restart..|
000001e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000001f0  00 00 00 00 00 00 8a 01  a7 01 bf 01 00 00 55 aa  |..............U.|
00000200

=================== hexdump -n512 -C /dev/sda4
00000000  eb 52 90 4e 54 46 53 20  20 20 20 00 02 08 00 00  |.R.NTFS    .....|
00000010  00 00 00 00 00 f8 00 00  3f 00 ff 00 00 c8 60 74  |........?.....`t|
00000020  00 00 00 00 80 00 80 00  ff 9f 0f 00 00 00 00 00  |................|
00000030  aa a6 00 00 00 00 00 00  02 00 00 00 00 00 00 00  |................|
00000040  f6 00 00 00 01 00 00 00  f2 a0 2b 4a d3 2b 4a e4  |..........+J.+J.|
00000050  00 00 00 00 fa 33 c0 8e  d0 bc 00 7c fb 68 c0 07  |.....3.....|.h..|
00000060  1f 1e 68 66 00 cb 88 16  0e 00 66 81 3e 03 00 4e  |..hf......f.>..N|
00000070  54 46 53 75 15 b4 41 bb  aa 55 cd 13 72 0c 81 fb  |TFSu..A..U..r...|
00000080  55 aa 75 06 f7 c1 01 00  75 03 e9 dd 00 1e 83 ec  |U.u.....u.......|
00000090  18 68 1a 00 b4 48 8a 16  0e 00 8b f4 16 1f cd 13  |.h...H..........|
000000a0  9f 83 c4 18 9e 58 1f 72  e1 3b 06 0b 00 75 db a3  |.....X.r.;...u..|
000000b0  0f 00 c1 2e 0f 00 04 1e  5a 33 db b9 00 20 2b c8  |........Z3... +.|
000000c0  66 ff 06 11 00 03 16 0f  00 8e c2 ff 06 16 00 e8  |f...............|
000000d0  4b 00 2b c8 77 ef b8 00  bb cd 1a 66 23 c0 75 2d  |K.+.w......f#.u-|
000000e0  66 81 fb 54 43 50 41 75  24 81 f9 02 01 72 1e 16  |f..TCPAu$....r..|
000000f0  68 07 bb 16 68 52 11 16  68 09 00 66 53 66 53 66  |h...hR..h..fSfSf|
00000100  55 16 16 16 68 b8 01 66  61 0e 07 cd 1a 33 c0 bf  |U...h..fa....3..|
00000110  0a 13 b9 f6 0c fc f3 aa  e9 fe 01 90 90 66 60 1e  |.............f`.|
00000120  06 66 a1 11 00 66 03 06  1c 00 1e 66 68 00 00 00  |.f...f.....fh...|
00000130  00 66 50 06 53 68 01 00  68 10 00 b4 42 8a 16 0e  |.fP.Sh..h...B...|
00000140  00 16 1f 8b f4 cd 13 66  59 5b 5a 66 59 66 59 1f  |.......fY[ZfYfY.|
00000150  0f 82 16 00 66 ff 06 11  00 03 16 0f 00 8e c2 ff  |....f...........|
00000160  0e 16 00 75 bc 07 1f 66  61 c3 a1 f6 01 e8 09 00  |...u...fa.......|
00000170  a1 fa 01 e8 03 00 f4 eb  fd 8b f0 ac 3c 00 74 09  |............<.t.|
00000180  b4 0e bb 07 00 cd 10 eb  f2 c3 0d 0a 41 20 64 69  |............A di|
00000190  73 6b 20 72 65 61 64 20  65 72 72 6f 72 20 6f 63  |sk read error oc|
000001a0  63 75 72 72 65 64 00 0d  0a 42 4f 4f 54 4d 47 52  |curred...BOOTMGR|
000001b0  20 69 73 20 63 6f 6d 70  72 65 73 73 65 64 00 0d  | is compressed..|
000001c0  0a 50 72 65 73 73 20 43  74 72 6c 2b 41 6c 74 2b  |.Press Ctrl+Alt+|
000001d0  44 65 6c 20 74 6f 20 72  65 73 74 61 72 74 0d 0a  |Del to restart..|
000001e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000001f0  00 00 00 00 00 00 8a 01  a7 01 bf 01 00 00 55 aa  |..............U.|
00000200

=================== hexdump -n512 -C /dev/sda8
00000000  eb 58 90 6d 6b 66 73 2e  66 61 74 00 02 01 20 00  |.X.mkfs.fat... .|
00000010  02 00 00 00 00 f8 00 00  3f 00 ff 00 00 58 5a 74  |........?....XZt|
00000020  00 70 06 00 ae 0c 00 00  00 00 00 00 02 00 00 00  |.p..............|
00000030  01 00 06 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
00000040  80 01 29 ce 2e bc 54 4e  4f 20 4e 41 4d 45 20 20  |..)...TNO NAME  |
00000050  20 20 46 41 54 33 32 20  20 20 0e 1f be 77 7c ac  |  FAT32   ...w|.|
00000060  22 c0 74 0b 56 b4 0e bb  07 00 cd 10 5e eb f0 32  |".t.V.......^..2|
00000070  e4 cd 16 cd 19 eb fe 54  68 69 73 20 69 73 20 6e  |.......This is n|
00000080  6f 74 20 61 20 62 6f 6f  74 61 62 6c 65 20 64 69  |ot a bootable di|
00000090  73 6b 2e 20 20 50 6c 65  61 73 65 20 69 6e 73 65  |sk.  Please inse|
000000a0  72 74 20 61 20 62 6f 6f  74 61 62 6c 65 20 66 6c  |rt a bootable fl|
000000b0  6f 70 70 79 20 61 6e 64  0d 0a 70 72 65 73 73 20  |oppy and..press |
000000c0  61 6e 79 20 6b 65 79 20  74 6f 20 74 72 79 20 61  |any key to try a|
000000d0  67 61 69 6e 20 2e 2e 2e  20 0d 0a 00 00 00 00 00  |gain ... .......|
000000e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
000001f0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 55 aa  |..............U.|
00000200

=================== df -Th:

Filesystem     Type      Size  Used Avail Use% Mounted on
udev           devtmpfs  1.9G     0  1.9G   0% /dev
tmpfs          tmpfs     387M   12M  376M   3% /run
/dev/sda5      ext4       19G  8.2G  9.1G  48% /
tmpfs          tmpfs     1.9G     0  1.9G   0% /dev/shm
tmpfs          tmpfs     5.0M  4.0K  5.0M   1% /run/lock
tmpfs          tmpfs     1.9G     0  1.9G   0% /sys/fs/cgroup
/dev/sda8      vfat      203M  5.7M  198M   3% /boot/efi
tmpfs          tmpfs     387M  1.3M  386M   1% /run/user/1000
/dev/sda1      vfat       96M   54M   43M  56% /mnt/boot-sav/sda1
/dev/sda3      fuseblk   859G  102G  758G  12% /mnt/boot-sav/sda3
/dev/sda4      fuseblk   500M  416M   85M  84% /mnt/boot-sav/sda4
/dev/sda7      ext4       44G  5.4G   36G  14% /mnt/boot-sav/sda7

=================== fdisk -l:
Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: gpt
Disk identifier: 12673B6D-6346-42D6-A75C-7B08989653D8

Device          Start        End    Sectors   Size Type
/dev/sda1        2048     206847     204800   100M EFI System
/dev/sda2      206848     239615      32768    16M Microsoft reserved
/dev/sda3      239616 1800903514 1800663899 858.6G Microsoft basic data
/dev/sda4  1952499712 1953523711    1024000   500M Windows recovery environment
/dev/sda5  1800904704 1839966207   39061504  18.6G Linux filesystem
/dev/sda6  1839966208 1859497983   19531776   9.3G Linux swap
/dev/sda7  1859497984 1952077823   92579840  44.1G Linux filesystem
/dev/sda8  1952077824 1952499711     421888   206M EFI System

Partition table entries are not in disk order.




=================== Suggested repair
The default repair of the Boot-Repair utility would reinstall the grub-efi-amd64-signed of sda5, using the following options:        sda8/boot/efi,
Additional repair would be performed: unhide-bootmenu-10s   fix-windows-boot use-standard-efi-file  restore-efi-backups


=================== Advice in case of suggested repair
Veuillez désactiver SecureBoot dans le BIOS. Puis réessayez.Voulez-vous continuer ?


=================== Final advice in case of suggested repair
N'oubliez pas de régler votre BIOS pour qu'il amorce sur le fichier sda8/efi/.../grub*.efi !

Les fichiers de démarrage de [L'OS actuellement utilisé - Ubuntu 17.10] sont loin du début du disque. Votre BIOS pourrait ne pas les détecter. Vous voudrez peut-être re-essayer après avoir créé une partition /boot/efi (FAT32, 100MB~250MB, en début de disque, drapeau boot). Cela peut être réalisé via des outils tels que gParted. Puis sélectionnez cette partition via l'option [Partition /boot/efi séparée :] de [Boot-Repair].

Si votre ordinateur redémarre directement sur Windows, essayez de changer l'ordre de démarrage dans votre BIOS.
Si votre BIOS ne permet pas de changer l'ordre de démarrage, changez l'entrée de démarrage par défaut de l'amorceur Windows.
Par exemple, vous pouvez démarrer Windows, puis saisir la commande suivante dans une invite de commande en mode administrateur :
bcdedit /set {bootmgr} path \EFI\...\grub*.efi


=================== User settings
The settings chosen by the user will not act on the boot.

Il y a quelque chose d'inhabituel - sans que ce soit anormal - qu'il convient de signaler au lecteur qui passe : dans ton installation, Ubuntu utilise sa propre partition EFI (sda8). On peut voir une directorie ubuntu et des chargeurs d'amorçage de Grub dans la partition sda1 mais cette directorie et ces chargeurs ne sont pas utilisés pour le démarrage. Dans une installation "normale", il n'y a qu'une seule partition EFI qui contient les chargeurs d'amorçage de Windows et Ubuntu. Chez toi, c'est un peu plus folklorique.
C'est visible dans cet extrait du Boot-Info :

=================== efibootmgr -v
BootCurrent: 0003
Timeout: 0 seconds
BootOrder: 0003,0000,0001,0002,2001,2002,2003
Boot0000* Windows Boot Manager	HD(1,GPT,d0ecc719-9ef2-4cfd-8a4b-a049246f214d,0x800,0x32000)/File(EFIMicrosoftBootbootmgfw.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=.{.9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5.}....................
Boot0001* ubuntu	HD(8,GPT,debf32bf-df45-4b3c-887f-f877430f2ca6,0x745a5800,0x67000)/File(EFIubuntushimx64.efi)
Boot0002* Unknown Device: 	HD(1,GPT,d0ecc719-9ef2-4cfd-8a4b-a049246f214d,0x800,0x32000)/File(EFIubuntushimx64.efi)RC
Boot0003* UbuntuShi	PciRoot(0x0)/Pci(0x1f,0x2)/Sata(5,0,0)/HD(8,GPT,debf32bf-df45-4b3c-887f-f877430f2ca6,0x745a5800,0x67000)/File(EFIubuntushimx64.efi)A01 ..
Boot0008* ST3500320AS             	BBS(Network,,0x500)............................................................................A...........................
Boot000C* WDC WD10JPVX-22JC3T0            	BBS(HD,,0x500)................-...........A......R........................................A.........................
Boot000D* HL-DT-ST DVDRAM GUC0N           	BBS(CDROM,,0x500)................-...........A......#........................................A.........................
Boot2001* EFI USB Device	RC
Boot2002* EFI DVD/CDROM	RC
Boot2003* EFI Network	RC

La ligne "BootCurrent: 0003" indique que le démarrage de ta session Ubuntu s'est fait par l'entrée Boot0003 (UbuntuShi) :

Boot0003* UbuntuShi	PciRoot(0x0)/Pci(0x1f,0x2)/Sata(5,0,0)/HD(8,GPT,debf32bf-df45-4b3c-887f-f877430f2ca6,0x745a5800,0x67000)/File(EFIubuntushimx64.efi)A01 ..

on distingue dans le code de cette ligne : "debf32bf-df45-4b3c-887f-f877430f2ca6" qui est le PARTUUID de la partition sda8 comme on peut voir dans cet extrait de la partie blkid du Boot-Info :

/dev/sda8: UUID="54BC-2ECE" TYPE="vfat" PARTUUID="debf32bf-df45-4b3c-887f-f877430f2ca6"

D'autre part, tu as une deuxième installation de Ubuntu 17.10 qui se trouve sur la partition sda7. Cette install est non-fonctionnelle (elle n'a pas de fichier grub.cfg et je crois bien qu'elle n'a pas de Grub du tout)

Dernière modification par malbo (Le 22/02/2018, à 08:26)

Hors ligne

#23 Le 22/02/2018, à 09:22

moko138

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

@ malbo, question marginale.
Tu dis :

D'autre part, tu as une deuxième installation de Ubuntu 17.10 qui se trouve sur la partition sda7. Cette install est non-fonctionnelle (elle n'a pas de fichier grub.cfg et je crois bien qu'elle n'a pas de Grub du tout)

Avec un grub-legacy,
on sait qu'un seul grub pour tous les S.E. permet de les démarrer tous.
Et que cette méthode empêche l'inflation des grub.cfg (qui se produit quand plusieurs versions de grub2 cohabitent). Inflation qui allonge les temps de démarrage. (C'est la méthode qui fonctionne chez moi et chez Rufus T.).

Mais je n'ai pas d'installation EFI.

Dois-je comprendre qu'en mode EFI, un grub unique ne permet pas de démarrer tous les S.E. ?
Merci d'avance !


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#24 Le 22/02/2018, à 10:09

malbo

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

moko138 a écrit :

Dois-je comprendre qu'en mode EFI, un grub unique ne permet pas de démarrer tous les S.E. ?

Non, je n'ai pas voulu dire ça. Je voulais seulement signaler une install non-fonctionnelle : un des symptômes est l'absence de grub.cfg mais il doit y avoir d'autres soucis dans cette install non-fonctionnelle...

Hors ligne

#25 Le 22/02/2018, à 13:14

moko138

Re : [RESOLU]récupération impossible dans le grub de la priorité d'ubuntu

Merci malbo !


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