I am seeing [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... render ring idle
followed by a graphics freeze and the need to reboot (if I can) in Fedora 20 with the latest updates including the 3.15.4 kernel. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1140716 Title: [regression] 3.5.0-26-generic and 3.2.0-39-generic GPU hangs on Sandybridge To manage notifications about this bug go to: https://bugs.launchpad.net/dri/+bug/1140716/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs