Have not read the discussion at whole, yet: http://comments.gmane.org/gmane.comp.emulators.kvm.devel/84328
, but I have had this as far as the virt-manager stacktrace was affected also on a other guest with the host cd/dvd drive. So it is not limited to AMD graphic card attaching. I look for if I can reproduce this last. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/985579 Title: attaching PCI-E HD Radeon 6450 graphic card to Ubuntu12.04 64bit guest fails To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/985579/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs