[Bug 2078487] Re: package grub-efi-amd64-signed 1.202+2.12-1ubuntu7 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1

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** Tags removed: need-duplicate-check

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Title:
  package grub-efi-amd64-signed 1.202+2.12-1ubuntu7 failed to
  install/upgrade: installed grub-efi-amd64-signed package post-
  installation script subprocess returned error exit status 1

Status in grub2-signed package in Ubuntu:
  New

Bug description:
  Cannot upgrade Secure Boot enforcement policy due to unsigned kernels                                                                                                              
                                                                                                                                                                                     
  Your system has UEFI Secure Boot enabled in firmware, and the following kernels present on your system are unsigned:                                                               
                                                                                                                                                                                     
   6.8.4-060804-generic                                                                                                                                                              
                                                                                                                                                                                     
                                                                                                                                                                                     
  These kernels cannot be verified under Secure Boot.  To ensure your system remains bootable, GRUB will not be upgraded on your disk until these kernels are removed or replaced wit
  signed kernels.

  ProblemType: Package
  DistroRelease: Ubuntu 24.04
  Package: grub-efi-amd64-signed 1.202+2.12-1ubuntu7
  Uname: Linux 6.8.4-060804-generic x86_64
  ApportVersion: 2.28.1-0ubuntu3.1
  Architecture: amd64
  CasperMD5CheckResult: pass
  CloudArchitecture: x86_64
  CloudID: none
  CloudName: none
  CloudPlatform: none
  CloudSubPlatform: config
  Date: Fri Aug 30 18:33:02 2024
  ErrorMessage: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
  InstallationDate: Installed on 2023-03-19 (530 days ago)
  InstallationMedia: Ubuntu-Server 22.04.2 LTS "Jammy Jellyfish" - Release amd64 (20230217.1)
  Python3Details: /usr/bin/python3.12, Python 3.12.3, python3-minimal, 3.12.3-0ubuntu2
  PythonDetails: N/A
  RebootRequiredPkgs: Error: path contained symlinks.
  RelatedPackageVersions:
   dpkg 1.22.6ubuntu6.1
   apt  2.7.14build2
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.202+2.12-1ubuntu7 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
  UpgradeStatus: Upgraded to noble on 2024-08-30 (0 days ago)
  modified.conffile..etc.init.d.apport: [modified]
  mtime.conffile..etc.init.d.apport: 2024-07-22T17:59:07

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