Could it be DUP of https://bugs.launchpad.net/ubuntu/+source/qemu/+bug/1307473 ?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1308341 Title: Multiple CPUs causes blue screen on Windows guest (14.04 regression) To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1308341/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs