Comment 3 for bug 1766637

We;re seeing bionic uefi install failures in vmtest, and the logs point to shim-signed failing to install:

[ 146.232943] cloud-init[906]: Stdout: moved etc/default/grub.d/50-cloudimg-settings.cfg out of the way
[ 146.237979] cloud-init[906]: carryover command line params: console=ttyS0
[ 146.241265] cloud-init[906]: curtin uefi: installing grub-efi-amd64 to: /boot/efi
[ 146.245942] cloud-init[906]: + echo before grub-install efiboot settings
[ 146.248630] cloud-init[906]: before grub-install efiboot settings
[ 146.252728] cloud-init[906]: + efibootmgr
[ 146.254524] cloud-init[906]: Timeout: 0 seconds
[ 146.257577] cloud-init[906]: No BootOrder is set; firmware will attempt recovery
[ 146.260311] cloud-init[906]: + dpkg-reconfigure grub-efi-amd64
[ 146.266490] cloud-init[906]: Replacing config file /etc/default/grub with new version
[ 146.270160] cloud-init[906]: Processing triggers for shim-signed (1.34.6+13-0ubuntu2) ...
[ 146.272102] cloud-init[906]: No MOK found.
[ 146.276920] cloud-init[906]: dpkg: error processing package shim-signed (--configure):
[ 146.289490] cloud-init[906]: installed shim-signed package post-installation script subprocess returned error exit status 1
[ 146.292770] cloud-init[906]: Errors were encountered while processing:
[ 146.294547] cloud-init[906]: shim-signed
[ 146.296531] cloud-init[906]: failed to install grub!

This looks like https://bugs.launchpad.net/ubuntu/+source/shim-signed/+bug/1766338