Strangely, i seem to experience this bug (at least, apport sent me here) most often (not every time) when LibreOffice.org is suggesting a word... On Ubuntu 12.04 testing, up-to-date. A few days ago, this would hang my system, requiring reboot, but now it recovered.
Dmesg output (i915_error_state attached): [41633.259712] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung [41633.259785] [drm] capturing error event; look for more information in /debug/dri/0/i915_error_state [41633.285630] [drm:i915_wait_request] *ERROR* i915_wait_request returns -11 (awaiting 9872988 at 9872982, next 9872989) ** Attachment added: "i915_error_state" https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/966631/+attachment/3097854/+files/i915_error_state -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/966631 Title: [sandybridge-m-gt2] GPU lockup render.IPEHR: 0x7a000003 with Google Maps(WebGL) in Chromium To manage notifications about this bug go to: https://bugs.launchpad.net/xserver-xorg-video-intel/+bug/966631/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp