Is not the same bug, but I had a problem with the screen and intel graphic card, at the kernel 3.8.0-r5 they solved. Try to update with the mainline kernel to try if it happends.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1106216 Title: Laptop hangs and shows a black screen with a backtrace To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1106216/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs