Public bug reported: Prompted for upgrade on a my Ubuntu installation in Azure. Grub had issues identifying the correct drive to install to, even after I used the wizard to specify one.
ProblemType: Package DistroRelease: Ubuntu 20.04 Package: grub-efi-amd64-signed 1.142.8+2.04-1ubuntu26.6 ProcVersionSignature: Ubuntu 5.4.0-1031.32~18.04.1-azure 5.4.65 Uname: Linux 5.4.0-1031-azure x86_64 ApportVersion: 2.20.11-0ubuntu27.12 Architecture: amd64 CasperMD5CheckResult: skip Date: Sat Nov 14 10:56:00 2020 DuplicateSignature: package:grub-efi-amd64-signed:1.142.8+2.04-1ubuntu26.6 Setting up grub-efi-amd64-signed (1.142.8+2.04-1ubuntu26.6) ... mount: /var/lib/grub/esp: /dev/sdb already mounted or mount point busy. dpkg: error processing package grub-efi-amd64-signed (--configure): installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 32 ErrorMessage: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 32 Python3Details: /usr/bin/python3.8, Python 3.8.5, python3-minimal, 3.8.2-0ubuntu2 PythonDetails: /usr/bin/python2.7, Python 2.7.18, python-is-python2, 2.7.17-4 RelatedPackageVersions: dpkg 1.19.7ubuntu3 apt 2.0.2ubuntu0.1 SourcePackage: grub2-signed Title: package grub-efi-amd64-signed 1.142.8+2.04-1ubuntu26.6 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 32 UpgradeStatus: Upgraded to focal on 2020-11-14 (0 days ago) ** Affects: grub2-signed (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-package focal uec-images -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1904273 Title: package grub-efi-amd64-signed 1.142.8+2.04-1ubuntu26.6 failed to install/upgrade: installed grub-efi-amd64-signed package post- installation script subprocess returned error exit status 32 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2-signed/+bug/1904273/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs