This happens to me on the Asus EEE PC 701. It takes longer to happen. The system freezes except for the mouse after 10 minutes while browsing with Chrome:
Feb 18 09:29:56 eee kernel: [ 681.040034] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung Feb 18 09:29:56 eee kernel: [ 681.044561] [drm:i915_do_wait_request] *ERROR* i915_do_wait_request returns -11 (awaiting 79290 at 79288, next 79291) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/720468 Title: [i915gm] GPU lockup 554e2b4b (ESR: 0x00000001 IPEHR: 0x7f9c002d) -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs