[Bug 2119682] ProcEnviron.txt

J 2119682 at bugs.launchpad.net
Thu Aug 7 15:23:47 UTC 2025


apport information

** Attachment added: "ProcEnviron.txt"
   https://bugs.launchpad.net/bugs/2119682/+attachment/5897387/+files/ProcEnviron.txt

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https://bugs.launchpad.net/bugs/2119682

Title:
  10_linux_zfs not adding new kernel

Status in grub2 package in Ubuntu:
  New

Bug description:
  grub does not manage to change the config so it boots from the latest
  kernel. It still uses the kernel on the original first snapshot I
  made. It finds the new kernel but does not add it to grub.conf

  I had to change the 10_linux_zfs to even add a config at all (somehow does not use the \t without it):
  echo "${boot_list}" | awk 'BEGIN{FS="\t"}{ gsub(/\\t/, "\t")} { print $0 } ' 

  
  # update-grub
  Sourcing file `/etc/default/grub'
  Generating grub configuration file ...
  grub-probe: error: unknown filesystem.
  Found linux image: vmlinuz-6.8.0-55-generic in rpool/ROOT/ubuntu_6plur5
  Found initrd image: initrd.img-6.8.0-55-generic in rpool/ROOT/ubuntu_6plur5
  Found linux image: vmlinuz-6.8.0-55-generic in rpool/ROOT/ubuntu_6plur5 at original
  Found initrd image: initrd.img-6.8.0-55-generic in rpool/ROOT/ubuntu_6plur5 at original
  Found linux image: vmlinuz-6.8.0-71-generic in rpool/ROOT/ubuntu_6plur5 at 202508050301
  Found initrd image: initrd.img-6.8.0-71-generic in rpool/ROOT/ubuntu_6plur5 at 202508050301
  Found linux image: vmlinuz-6.8.0-71-generic in rpool/ROOT/ubuntu_6plur5 at 202508060301
  Found initrd image: initrd.img-6.8.0-71-generic in rpool/ROOT/ubuntu_6plur5 at 202508060301
  /usr/sbin/grub-probe: error: unknown filesystem.
  Warning: os-prober will not be executed to detect other bootable partitions.
  Systems on them will not be added to the GRUB boot configuration.
  Check GRUB_DISABLE_OS_PROBER documentation entry.
  Adding boot menu entry for UEFI Firmware Settings ...
  done
  --- 
  ProblemType: Bug
  ApportVersion: 2.28.1-0ubuntu3.8
  Architecture: amd64
  CasperMD5CheckResult: unknown
  DistroRelease: Ubuntu 24.04
  NonfreeKernelModules: zfs
  Package: grub2 (not installed)
  ProcVersionSignature: Ubuntu 6.8.0-55.57-generic 6.8.12
  SourcePackage: grub2
  Tags: noble
  Uname: Linux 6.8.0-55-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: sudo
  _MarkForUpload: True

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