I've found that this is fairly reproducible when I run a hirsute guest on a bionic host, revert qemu-efi to xenial's version, and put the guest in a reboot loop. The problem therefore seems to follow edk2, so I'll see if a bisect will identify a fix.
I've found that this is fairly reproducible when I run a hirsute guest on a bionic host, revert qemu-efi to xenial's version, and put the guest in a reboot loop. The problem therefore seems to follow edk2, so I'll see if a bisect will identify a fix.