[Bug 1928187] Re: can not reinstall grub loader its broked on this laptop

Thu May 13 10:50:30 UTC 2021

https://ubuntu.com/tutorials/create-a-usb-stick-on-windows#3-usb-
selection

So it some issue with program to make menory stick? or its read only if
some fail when make its its impossible to fix without reinstall again?
Or its possible to fix?

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https://bugs.launchpad.net/bugs/1928187

Title:
  can not reinstall grub loader its broked on this laptop

Status in grub2 package in Ubuntu:
  New

Bug description:
  sudo update-grub
  /usr/sbin/grub-probe: error: failed to get canonical path of `/cow'

  sudo fdisk -l
  Disk /dev/loop0: 2,06 GiB, 2213470208 bytes, 4323184 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/loop1: 55,45 MiB, 58142720 bytes, 113560 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/loop2: 218,99 MiB, 229629952 bytes, 448496 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/loop3: 64,77 MiB, 67915776 bytes, 132648 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/loop4: 51,04 MiB, 53522432 bytes, 104536 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/loop5: 32,27 MiB, 33841152 bytes, 66096 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: 465,76 GiB, 500107862016 bytes, 976773168 sectors
  Disk model: Samsung SSD 840 
  Units: sectors of 1 * 512 = 512 bytes
  Sector size (logical/physical): 512 bytes / 512 bytes
  I/O size (minimum/optimal): 512 bytes / 512 bytes
  Disklabel type: dos
  Disk identifier: 0xef7903ca

  Device     Boot     Start       End   Sectors   Size Id Type
  /dev/sda1            2048    718847    716800   350M  7 HPFS/NTFS/exFAT
  /dev/sda2          718848 893703154 892984307 425,8G  7 HPFS/NTFS/exFAT
  /dev/sda3       893704192 894849023   1144832   559M 27 Hidden NTFS WinRE
  /dev/sda4       894851070 976771071  81920002  39,1G  5 Extended
  /dev/sda5       894851072 895899647   1048576   512M  b W95 FAT32
  /dev/sda6  *    895901696 896950271   1048576   512M ef EFI (FAT-12/16/32)
  /dev/sda7       896952320 976771071  79818752  38,1G 83 Linux

  Disk /dev/sdb: 57,81 GiB, 62075699200 bytes, 121241600 sectors
  Disk model: Flash Disk      
  Units: sectors of 1 * 512 = 512 bytes
  Sector size (logical/physical): 512 bytes / 512 bytes
  I/O size (minimum/optimal): 512 bytes / 512 bytes
  Disklabel type: dos
  Disk identifier: 0x1f9f5781

  Device     Boot Start       End   Sectors  Size Id Type
  /dev/sdb1  *       32 121241599 121241568 57,8G  c W95 FAT32 (LBA)
  ubuntu at ubuntu:~$ sudo grub-install /dev/sda6 
  Installing for x86_64-efi platform.
  grub-install: error: cannot find EFI directory.
  ubuntu at ubuntu:~$ ubuntu-bug grub2
  ubuntu at ubuntu:~$ sudo blkid
  /dev/sda1: LABEL="Reservert av systemet" BLOCK_SIZE="512" UUID="8254056454055C73" TYPE="ntfs" PARTUUID="ef7903ca-01"
  /dev/sda2: BLOCK_SIZE="512" UUID="EE46073F46070853" TYPE="ntfs" PARTUUID="ef7903ca-02"
  /dev/sda3: BLOCK_SIZE="512" UUID="86F2F854F2F84A47" TYPE="ntfs" PARTUUID="ef7903ca-03"
  /dev/sda5: UUID="6DED-C152" BLOCK_SIZE="512" TYPE="vfat" PARTUUID="ef7903ca-05"
  /dev/sda6: UUID="FB6E-4D34" BLOCK_SIZE="512" TYPE="vfat" PARTUUID="ef7903ca-06"
  /dev/sda7: UUID="ba06bde7-a8af-4acf-8956-f29ec54283f2" BLOCK_SIZE="4096" TYPE="ext4" PARTUUID="ef7903ca-07"
  /dev/sdb1: LABEL="UUI" UUID="1AEC-2F52" BLOCK_SIZE="512" TYPE="vfat" PARTUUID="1f9f5781-01"
  /dev/loop0: TYPE="squashfs"
  /dev/loop1: TYPE="squashfs"
  /dev/loop2: TYPE="squashfs"
  /dev/loop3: TYPE="squashfs"
  /dev/loop4: TYPE="squashfs"
  /dev/loop5: TYPE="squashfs"

  ProblemType: Bug
  DistroRelease: Ubuntu 21.04
  Package: grub2-common 2.04-1ubuntu45
  ProcVersionSignature: Ubuntu 5.11.0-16.17-generic 5.11.12
  Uname: Linux 5.11.0-16-generic x86_64
  NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
  ApportVersion: 2.20.11-0ubuntu65
  Architecture: amd64
  CasperMD5CheckResult: pass
  CasperVersion: 1.461
  CurrentDesktop: ubuntu:GNOME
  Date: Wed May 12 08:20:05 2021
  LiveMediaBuild: Ubuntu 21.04 "Hirsute Hippo" - Release amd64 (20210420)
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=nb_NO.UTF-8
   SHELL=/bin/bash
  SourcePackage: grub2
  UpgradeStatus: No upgrade log present (probably fresh install)

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