Public bug reported:
running update-grub i see messages of segmentation fault and grub finds only
the current OS, all other bootable partitions are not found despite os-prober
is called.
On the same PC I have various partitions with Ubuntu Plucky, Noble, Jammy and
Debian
corrado@corrado-n9-pp-0128:~$ sudo update-grub
Sourcing file `/etc/default/grub'
Sourcing file `/etc/default/grub.d/kdump-tools.cfg'
Generating grub configuration file ...
Found background image: JumpSpider-n9.png
Found linux image: /boot/vmlinuz-6.12.0-15-generic
Found initrd image: /boot/initrd.img-6.12.0-15-generic
Found linux image: /boot/vmlinuz-6.12.0-12-generic
Found initrd image: /boot/initrd.img-6.12.0-12-generic
Found memtest86+ 64bit EFI image: /boot/memtest86+x64.efi
Found memtest86+ 32bit EFI image: /boot/memtest86+ia32.efi
Found memtest86+ 64bit image: /boot/memtest86+x64.bin
Found memtest86+ 32bit image: /boot/memtest86+ia32.bin
Warning: os-prober will be executed to detect other bootable partitions.
Its output will be used to detect bootable binaries on them and create new boot
entries.
find: Failed to restore initial working directory: /home/corrado: Permission
denied
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Segmentation fault
Adding boot menu entry for UEFI Firmware Settings ...
done
corrado@corrado-n9-pp-0128:~$
attaching default/grub
ProblemType: Bug
DistroRelease: Ubuntu 25.04
Package: grub2-common 2.12-5ubuntu7
ProcVersionSignature: Ubuntu 6.12.0-15.15-generic 6.12.11
Uname: Linux 6.12.0-15-generic x86_64
ApportVersion: 2.31.0+git20250220-0ubuntu1
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Fri Feb 21 08:12:20 2025
InstallationDate: Installed on 2025-01-28 (24 days ago)
InstallationMedia: Ubuntu 25.04 "Plucky Puffin" - Daily amd64 (20250107)
ProcEnviron:
LANG=en_US.UTF-8
PATH=(custom, no user)
SHELL=/bin/bash
TERM=xterm-256color
XDG_RUNTIME_DIR=<set>
SourcePackage: grub2
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: grub2 (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug plucky wayland-session
** Attachment added: "grub"
https://bugs.launchpad.net/bugs/2099662/+attachment/5859161/+files/grub
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https://bugs.launchpad.net/bugs/2099662
Title:
update-grub Segmentation fault
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