I downgraded to kernel 3.2.0-38 and the issue is disappeared. I reinstalled -39 and the issue re-appeared and then again returned to -38 and everything works again. So clearly at least for me the bug is a regression in the 3.2.0-39 kernel.
-- You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to a duplicate bug report (644740). https://bugs.launchpad.net/bugs/946899 Title: [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/946899/+subscriptions -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs
