[Bug 2098410] Re: Bug report. Ubuntu based distributions use efibootmgr not correct

Pavol 2098410 at bugs.launchpad.net
Fri Mar 14 10:22:45 UTC 2025


Thank you very much for answer Heinrich.
Canonical company can work an development of GRUB and repair bug on GRUB.
GRUB need add fully support for F2FS and for LUKS2.

Can you please contact managers of Canonical form development of GRUB?

Not exist any barrier for GRUB development for Canonical!

Or you can set "systemd boot manager" as default.

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Title:
  Bug report. Ubuntu based distributions use efibootmgr not correct

Status in grub2 package in Ubuntu:
  Confirmed

Bug description:
  Boot issue if are installed more Ubuntu based distribution on the same
  SSD

  I have more valuable advices for developers how to repair bugs. I successfully repaired bugs. 
  For understanding please look screenshot attachments, how it is repaired.
  I successfully repaired files and folders in EFI partitions, if I have installed more Ubuntu based partitions.
  Without this repair, will boot only last installed distributions, and other distribution not possible boot. It is absolutely critical bug.

  Program os-prober on actual ubuntu based distribution not work
  correct. It not help with boot. I read a lot of guides from google
  search how to repair os-prober, but no guide helped me.

  Bug 1: all Ubuntu based distribution have “ubuntu” name folder in efi partition.
  How to repair bug: every ubuntu linux distribution must have own folder with own name for example “kubuntu”, “lubuntu”.

  Bug 2: every Ubuntu based distribution is in UEFI boot menu displayed as “Ubuntu”. Ubuntu based distributions not use program efibootmgr correct.
  How to repair bug: name – mean correct every Ubuntu based distribution in UEFI boot menu. For example “Lubuntu”, “Kubuntu”.

  Bug 3: Ubuntu Desktop work most disastrous. Ubuntu Desktop remove efi
  folders from other previous installed Ubuntu based distributions
  during installation. It is critical error.

  I repaired this bug with backup-restore method and rename folders in EFI partition.
  I repaired this bug with efibootmgr too.

  More information about this bug is here
  https://bugs.launchpad.net/ubuntu-desktop-provision/+bug/2093808

  ProblemType: Bug
  DistroRelease: Ubuntu 24.10
  Package: efibootmgr 18-2
  ProcVersionSignature: Ubuntu 6.11.0-8.8-generic 6.11.0
  Uname: Linux 6.11.0-8-generic x86_64
  ApportVersion: 2.30.0-0ubuntu4
  Architecture: amd64
  CasperMD5CheckResult: pass
  CurrentDesktop: ubuntu:GNOME
  Date: Thu Feb 13 21:58:56 2025
  InstallationDate: Installed on 2025-01-26 (18 days ago)
  InstallationMedia: Ubuntu 24.10 "Oracular Oriole" - Release amd64 (20241009.4)
  ProcEnviron:
   LANG=en_US.UTF-8
   PATH=(custom, no user)
   SHELL=/bin/bash
   XDG_RUNTIME_DIR=<set>
  SourcePackage: efibootmgr
  UpgradeStatus: No upgrade log present (probably fresh install)

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