Test again with my UEFI develop kit(RainbowPass) platform by following procedures and still cannot reproduce this issue.
1. install focal 2. update shim-signed to 1.40.6+15.4.0ubuntu7 and grub2 to 2.04-1ubuntu26.12 3. install mainline kernel(unsigned), https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.8.18/ 4. signed kernel module and enrolled key to MOK( install a DKMS and followed the official procedures) 5. run the script and EFI application to signed key and enroll key to MOK(need to disable secureboot first), https://github.com/Ivanhu5866/MokEnrollKey/blob/master/mok_testkernel_key.sh this basically is the same procedure as OEM image installation. 6. reboot @YC per talk, please enable the shim log for me to check first by $sudo mokutil --set-verbosity true -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1939565 Title: kernel signed by mok failed to boot if secure boot is on To manage notifications about this bug go to: https://bugs.launchpad.net/oem-priority/+bug/1939565/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
