Running a 32-bit kernel on 64-bit UEFI is not supported. The kernel might not be able to interoperate with the UEFI implementation because some addresses would be outside its address range, and it would hence react strangely.
** Tags removed: rls-gg-incoming ** Changed in: grub2 (Ubuntu) Status: Triaged => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1876737 Title: GRUB refuses to boot a 32-bit kernel when in EFI mode To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1876737/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs