Thank you for having a look! For whatever reason I had a very old version of this package:
$ dpkg -l | grep libvirt-daemon-system rc libvirt-daemon-system 6.0.0-0ubuntu8.5 amd64 Libvirt daemon configuration files ii libvirt-daemon-system-sysv 10.0.0-2ubuntu8.5 all Libvirt daemon configuration files (sysv) I have upgraded it explicitly and now I also see these lines. ** Changed in: libvirt (Ubuntu) Status: Incomplete => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2095268 Title: apparmor="DENIED" operation="umount" class="mount" profile="libvirtd" name="/dev/" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/2095268/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs