[Bug 1878249] [NEW] package grub-efi-amd64-signed 1.93.16+2.02-2ubuntu8.15 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1

[Rich Dammkoehler]

Public bug reported:

/boot/vmlinuz-5.1.15-surface-linux-surface is unsigned.
E: Your kernels are not signed with a key known to your firmware. This system will fail to boot in a Secure Boot environment.
dpkg: error processing package grub-efi-amd64-signed (--configure):
 installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: grub-efi-amd64-signed 1.93.16+2.02-2ubuntu8.15
Uname: Linux 5.1.15-surface-linux-surface x86_64
ApportVersion: 2.20.9-0ubuntu7.14
Architecture: amd64
Date: Tue May 12 12:10:22 2020
ErrorMessage: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
InstallationDate: Installed on 2018-02-19 (813 days ago)
InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
Python3Details: /usr/bin/python3.6, Python 3.6.9, python3-minimal, 3.6.7-1~18.04
PythonDetails: /usr/bin/python2.7, Python 2.7.17, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2.3
 apt  1.6.12
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.93.16+2.02-2ubuntu8.15 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
UpgradeStatus: Upgraded to bionic on 2020-05-12 (0 days ago)

** Affects: grub2-signed (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-package bionic third-party-packages

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https://bugs.launchpad.net/bugs/1878249

Title:
  package grub-efi-amd64-signed 1.93.16+2.02-2ubuntu8.15 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:
  /boot/vmlinuz-5.1.15-surface-linux-surface is unsigned.
  E: Your kernels are not signed with a key known to your firmware. This system will fail to boot in a Secure Boot environment.
  dpkg: error processing package grub-efi-amd64-signed (--configure):
   installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1

  ProblemType: Package
  DistroRelease: Ubuntu 18.04
  Package: grub-efi-amd64-signed 1.93.16+2.02-2ubuntu8.15
  Uname: Linux 5.1.15-surface-linux-surface x86_64
  ApportVersion: 2.20.9-0ubuntu7.14
  Architecture: amd64
  Date: Tue May 12 12:10:22 2020
  ErrorMessage: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
  InstallationDate: Installed on 2018-02-19 (813 days ago)
  InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
  Python3Details: /usr/bin/python3.6, Python 3.6.9, python3-minimal, 3.6.7-1~18.04
  PythonDetails: /usr/bin/python2.7, Python 2.7.17, python-minimal, 2.7.15~rc1-1
  RelatedPackageVersions:
   dpkg 1.19.0.5ubuntu2.3
   apt  1.6.12
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.93.16+2.02-2ubuntu8.15 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
  UpgradeStatus: Upgraded to bionic on 2020-05-12 (0 days ago)

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