Bon j'ai finalement reussi a demarer une session live, j'ecris depuis ma machine
voila ce que donne le boot info
boot-info-4ppa125 [20201206_1432]
============================== Boot Info Summary ===============================
=> No boot loader is installed in the MBR of /dev/sda.
sda1: __________________________________________________________________________
File system: vfat
Boot sector type: Unknown
Boot sector info: According to the info in the boot sector, sda1 starts
at sector 0. But according to the info from fdisk,
sda1 starts at sector 40.
Operating System:
Boot files:
sda2: __________________________________________________________________________
File system: exfat
Boot sector type: Unknown
Boot sector info:
Operating System:
Boot files:
sdb: ___________________________________________________________________________
File system: iso9660
Boot sector type: Unknown
Boot sector info:
Mounting failed: mount: /mnt/BootInfo/FD/sdb: /dev/sdb déjà monté ou point de montage actif.
================================ 0 OS detected =================================
============================ Architecture/Host Info ============================
CPU architecture: 64-bit
Live-session OS is Ubuntu 64-bit (Ubuntu 20.04 LTS, focal, x86_64)
===================================== UEFI =====================================
BIOS is EFI-compatible, and is setup in EFI-mode for this live-session.
No EFI in dmseg.
SecureBoot disabled.
efibootmgr -v
BootCurrent: 0006
Timeout: 1 seconds
BootOrder: 0006,0007,0005,0004
Boot0004* SlimtypeDVD A DA8AESH BBS(CDROM,,0x0)..GO..NO........o.S.l.i.m.t.y.p.e.D.V.D. .A. . .D.A.8.A.E.S.H....................A...........................>..Gd-.;.A..MQ..L.5.3.8.0.1.A. .7.A.4.7.6.1.0.5.5.8.7.2.2........BO
Boot0005* Hard Drive BBS(HD,,0x0)..GO..NO........o.S.a.m.s.u.n.g. .S.S.D. .8.6.0. .Q.V.O. .1.T.B....................A...........................>..Gd-.;.A..MQ..L.4.S.Z.C.F.N.N.1.1.3.5.8.9.2. .F. . . . ........BO..NO........s.K.i.n.g.s.t.o.n.D.a.t.a.T.r.a.v.e.l.e.r. .3...0.P.M.A.P....................A.......................F..Gd-.;.A..MQ..L.0.8.6.0.6.E.6.B.6.6.1.5.B.3.5.0.9.7.2.3.5.C.8.A........BO
Boot0006* UEFI: KingstonDataTraveler 3.0PMAP PciRoot(0x0)/Pci(0x14,0x0)/USB(12,0)/CDROM(1,0x406eb0,0x7c00)..BO
Boot0007* UEFI: KingstonDataTraveler 3.0PMAP, Partition 1 PciRoot(0x0)/Pci(0x14,0x0)/USB(12,0)/HD(1,MBR,0x15f006ae,0x406eb0,0x1f00)..BO
============================= Drive/Partition Info =============================
Disks info: ____________________________________________________________________
sda : is-GPT, no-BIOSboot, has---ESP, not-usb, not-mmc, no-os, 40 sectors * 512 bytes
Partitions info (1/3): _________________________________________________________
sda1 : no-os, 32, nopakmgr, no-docgrub, nogrub, nogrubinstall, no-grubenv, noupdategrub, not-far
sda2 : no-os, 32, nopakmgr, no-docgrub, nogrub, nogrubinstall, no-grubenv, noupdategrub, farbios
Partitions info (2/3): _________________________________________________________
sda1 : is---ESP, part-has-no-fstab, no-nt, no-winload, no-recov-nor-hid, no-bmgr, notwinboot
sda2 : isnotESP, part-has-no-fstab, no-nt, no-winload, no-recov-nor-hid, no-bmgr, notwinboot
Partitions info (3/3): _________________________________________________________
sda1 : not-sepboot, no-boot, part-has-no-fstab, not-sep-usr, no---usr, part-has-no-fstab, std-grub.d, sda
sda2 : maybesepboot, no-boot, part-has-no-fstab, not-sep-usr, no---usr, part-has-no-fstab, std-grub.d, sda
fdisk -l (filtered): ___________________________________________________________
Disk sda: 931.53 GiB, 1000204886016 bytes, 1953525168 sectors
Disk identifier: 00F8B38A-68DE-44EE-91A4-962DE8634127
Start End Sectors Size Type
sda1 40 409639 409600 200M EFI System
sda2 411648 1953523711 1953112064 931.3G Microsoft basic data
Disk sdb: 28.92 GiB, 31029460992 bytes, 60604416 sectors
Disk identifier: 0x15f006ae
Boot Start End Sectors Size Id Type
sdb1 * 0 5303231 5303232 2.5G 0 Empty
sdb2 4222640 4230575 7936 3.9M ef EFI (FAT-12/16/32)
sdb3 5304320 60604415 55300096 26.4G 83 Linux
parted -lm (filtered): _________________________________________________________
sda:1000GB:scsi:512:512:gpt:ATA Samsung SSD 860:;
1:20.5kB:210MB:210MB:fat32:EFI System Partition:boot, esp;
2:211MB:1000GB:1000GB:::msftdata;
sdb:31.0GB:scsi:512:512:unknown:Kingston DataTraveler 3.0:;
blkid (filtered): ______________________________________________________________
NAME FSTYPE UUID PARTUUID LABEL PARTLABEL
sda
├─sda1 vfat 67E3-17ED 261bf7e7-1c87-4f3d-af0a-0341ba4d515a EFI EFI System Partition
└─sda2 exfat 5FB8-E1EA 092a0507-d221-40a8-8905-2d8ddfe27a05 Sans titre
sdb iso9660 2020-04-23-07-51-42-00 Ubuntu 20.04 LTS amd64
├─sdb1 iso9660 2020-04-23-07-51-42-00 15f006ae-01 Ubuntu 20.04 LTS amd64
├─sdb2 vfat 1AC3-20ED 15f006ae-02
└─sdb3 15f006ae-03
df (filtered): _________________________________________________________________
Avail Use% Mounted on
sda1 196.9M 0% /mnt/boot-sav/sda1
sda2 931.3G 0% /mnt/boot-sav/sda2
sdb1 0 100% /cdrom
Mount options: __________________________________________________________________
sda1 rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro
sda2 rw,relatime,fmask=0022,dmask=0022,iocharset=utf8,namecase=0,errors=remount-ro
sdb1 ro,noatime,nojoliet,check=s,map=n,blocksize=2048
======================== Unknown MBRs/Boot Sectors/etc =========================
Unknown BootLoader on sda1
00000000 eb 58 90 42 53 44 20 20 34 2e 34 00 02 01 20 00 |.X.BSD 4.4... .|
00000010 02 00 00 00 00 f0 00 00 20 00 10 00 00 00 00 00 |........ .......|
00000020 00 40 06 00 4f 0c 00 00 00 00 00 00 02 00 00 00 |.@..O...........|
00000030 01 00 06 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000040 00 01 29 ed 17 e3 67 45 46 49 20 20 20 20 20 20 |..)...gEFI |
00000050 20 20 46 41 54 33 32 20 20 20 fa 31 c0 8e d0 bc | FAT32 .1....|
00000060 00 7c fb 8e d8 e8 00 00 5e 83 c6 19 bb 07 00 fc |.|......^.......|
00000070 ac 84 c0 74 06 b4 0e cd 10 eb f5 30 e4 cd 16 cd |...t.......0....|
00000080 19 0d 0a 4e 6f 6e 2d 73 79 73 74 65 6d 20 64 69 |...Non-system di|
00000090 73 6b 0d 0a 50 72 65 73 73 20 61 6e 79 20 6b 65 |sk..Press any ke|
000000a0 79 20 74 6f 20 72 65 62 6f 6f 74 0d 0a 00 00 00 |y to reboot.....|
000000b0 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
Unknown BootLoader on sda2
00000000 eb 76 90 45 58 46 41 54 20 20 20 00 00 00 00 00 |.v.EXFAT .....|
00000010 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
*
00000040 00 48 06 00 00 00 00 00 00 20 6a 74 00 00 00 00 |.H....... jt....|
00000050 00 08 00 00 00 f0 00 00 00 f8 00 00 28 69 74 00 |............(it.|
00000060 0b 00 00 00 ea e1 b8 5f 00 01 00 00 09 08 01 80 |......._........|
00000070 00 00 00 00 00 00 00 00 f4 f4 f4 f4 f4 f4 f4 f4 |................|
00000080 f4 f4 f4 f4 f4 f4 f4 f4 f4 f4 f4 f4 f4 f4 f4 f4 |................|
*
000001f0 f4 f4 f4 f4 f4 f4 f4 f4 f4 f4 f4 f4 f4 f4 55 aa |..............U.|
00000200
Unknown BootLoader on sdb
00000000 45 52 08 00 00 00 90 90 00 00 00 00 00 00 00 00 |ER..............|
00000010 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000020 33 ed fa 8e d5 bc 00 7c fb fc 66 31 db 66 31 c9 |3......|..f1.f1.|
00000030 66 53 66 51 06 57 8e dd 8e c5 52 be 00 7c bf 00 |fSfQ.W....R..|..|
00000040 06 b9 00 01 f3 a5 ea 4b 06 00 00 52 b4 41 bb aa |.......K...R.A..|
00000050 55 31 c9 30 f6 f9 cd 13 72 16 81 fb 55 aa 75 10 |U1.0....r...U.u.|
00000060 83 e1 01 74 0b 66 c7 06 f3 06 b4 42 eb 15 eb 02 |...t.f.....B....|
00000070 31 c9 5a 51 b4 08 cd 13 5b 0f b6 c6 40 50 83 e1 |1.ZQ....[...@P..|
00000080 3f 51 f7 e1 53 52 50 bb 00 7c b9 04 00 66 a1 b0 |?Q..SRP..|...f..|
00000090 07 e8 44 00 0f 82 80 00 66 40 80 c7 02 e2 f2 66 |..D.....f@.....f|
000000a0 81 3e 40 7c fb c0 78 70 75 09 fa bc ec 7b ea 44 |.>@|..xpu....{.D|
000000b0 7c 00 00 e8 83 00 69 73 6f 6c 69 6e 75 78 2e 62 ||.....isolinux.b|
000000c0 69 6e 20 6d 69 73 73 69 6e 67 20 6f 72 20 63 6f |in missing or co|
000000d0 72 72 75 70 74 2e 0d 0a 66 60 66 31 d2 66 03 06 |rrupt...f`f1.f..|
000000e0 f8 7b 66 13 16 fc 7b 66 52 66 50 06 53 6a 01 6a |.{f...{fRfP.Sj.j|
000000f0 10 89 e6 66 f7 36 e8 7b c0 e4 06 88 e1 88 c5 92 |...f.6.{........|
00000100 f6 36 ee 7b 88 c6 08 e1 41 b8 01 02 8a 16 f2 7b |.6.{....A......{|
00000110 cd 13 8d 64 10 66 61 c3 e8 1e 00 4f 70 65 72 61 |...d.fa....Opera|
00000120 74 69 6e 67 20 73 79 73 74 65 6d 20 6c 6f 61 64 |ting system load|
00000130 20 65 72 72 6f 72 2e 0d 0a 5e ac b4 0e 8a 3e 62 | error...^....>b|
00000140 04 b3 07 cd 10 3c 0a 75 f1 cd 18 f4 eb fd 00 00 |.....<.u........|
00000150 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
*
000001b0 c4 20 40 00 00 00 00 00 ae 06 f0 15 00 00 80 00 |. @.............|
000001c0 01 00 00 a1 e0 fe 00 00 00 00 c0 eb 50 00 00 fe |............P...|
000001d0 ff ff ef fe ff ff b0 6e 40 00 00 1f 00 00 00 2d |.......n@......-|
000001e0 64 4a 83 72 b6 bc 00 f0 50 00 00 d0 4b 03 00 00 |dJ.r....P...K...|
000001f0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 55 aa |..............U.|
00000200
=============================== StdErr Messages ================================
File descriptor 63 (pipe:[107307]) leaked on lvs invocation. Parent PID 8029: /bin/bash
Suggested repair: ______________________________________________________________
The default repair of the Boot-Repair utility would not act on the boot.