Manually changing from grub-efi to grub-pc "solves" the issue - in that at least grub works now.
While I do have an EFI "bios", it emulates the classic BIOS behaviour, so I'm not sure why ubuntu outsmarted itself by picking the EFI grub. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/934614 Title: reinstall of precise breaks grub with invalid arch independent ELF magic To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/934614/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs