I am attaching my grubx64.efi and signing certificate/key. This will let you skip steps 1 thru 3 in the test procedure if you want.
** Attachment added: "grubx64.efi" https://bugs.launchpad.net/ubuntu/+source/sbsigntool/+bug/1551629/+attachment/4585230/+files/grubx64.efi -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1551629 Title: sbsign generates invalid grub signatures To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/sbsigntool/+bug/1551629/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs