I am affected by this bug on a server Dell PowerEdge R320 with Ubuntu 18.04 LTS.
Unable to create EFI entry with efibootmgr. If my server reboots, I know it will not be able to restart. Watch the screenshot of my attempts to create a UEFI entry with efibootmgr --disk /dev/sda --part 1 --create --gpt --label "ubuntu" --loader "\EFI\ubuntu\shmix64.efi" ** Attachment added: "201912_efibootmgr_invalid_argument_srv_dell.png" https://bugs.launchpad.net/ubuntu/+source/grub2-signed/+bug/1855574/+attachment/5316549/+files/201912_efibootmgr_invalid_argument_srv_dell.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1855574 Title: grub-efi-amd64-signed (1.93.15+2.02-2ubuntu8.14) failed to upgrade, system unbootable To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2-signed/+bug/1855574/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs