Seems related to this: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1135759
I tried all the versions before this bug happening 3.5.24 and earlier with no success. "915.i915_enable_rc6=0" does not make a change really here although gpu isn't hanging that often. -- 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-b...@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs