Encrypted /boot isn't a supported configuration and may break on upgrades. Please use the password based or TPM FDE options provided by the ubuntu installer.
While I am closing this as 'Won't Fix', if you have a non-invasive patch for this, I am open to reviewing it. ** Changed in: grub2 (Ubuntu) Status: Confirmed => Won't Fix -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1878107 Title: flicker-free boot gets interrupted by GRUB menu To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1878107/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs