CLOSE the bug ... it' s related to this bug
https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/77
Copying the key file /usr/share/qemu/bios.bin (which is a link to
/usr/share/seabios.bin) to a "non-system" directory enables generation
of a valid, though incomplete apparmor definition
In
Public bug reported:
When creating a new VM definition using "virsh define" no apparmor profile was
created and consequently the VM cannot be started
Furthermore, a manually created apparmor definition could not be loaded
(according to error message)
Release Ubuntu Trusty, uname -r
3.13.0-34-ge