Ok it seems the kernel snap is causing this. Core20 grub can loopmount pc-kernel_455.snap (from a core18 image) just fine but kills QEMU when loopmounting pc-kernel_461.snap (the original core20 snap).
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1875012 Title: UC20 running in OVMF triggers qemu emulation error (cloudimage works fine on the same) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/qemu/+bug/1875012/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs