I could reproduce this by modifying my shim netboot testing script in bug 1862171 to add a local hard disk to the VM, and then run chainloader (hd0,gpt1)/efi/ubuntu/shimx64.efi, and boot; which successfully loads grub, but kernel then reports it is compromised.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1865515 Title: Chainbooting from grub over the network to local shim breaks chain of trust To manage notifications about this bug go to: https://bugs.launchpad.net/maas/+bug/1865515/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs