I've got a similar bug. I can go into suspend mode just fine. But if I try to restart or shut down in anyway other than "powerdown now" It hangs up with a dark screen. And doesn't shut down or restart.
Dell Inspiron E1505 running Kubuntu and Beryl -- i810 Xv crashes after suspend -> infinite resprawn https://launchpad.net/bugs/28326 -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs