After further comparison between the loading of the two versions, I see no significant difference in the bootlogs or the systemctl reports. I have attached an edited diff file from the bootlogs, that terminates the newer but failing version 115.
** Attachment added: "Bootlog.112-115.diff.txt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1894589/+attachment/5408476/+files/Bootlog.112-115.diff.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1894589 Title: After grub updates the video display is wrong To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1894589/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs