[   56.749524] Bluetooth: SCO socket layer initialized
[  141.950317] accounts-daemon[1216]: ** (accounts-daemon:1216): WARNING **: user root has 7 groups
[  748.728451] cairo-perf-trac[5965]: segfault at 288 ip 00007f807c247d8c sp 00007fff9e07bef0 error 4 in i965_dri.so[7f807c1c4000+374000]
[  755.044005] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung
[  755.044629] [drm:i915_do_wait_request] *ERROR* i915_do_wait_request returns -11 (awaiting 68458 at 68430, next 68512)
[  755.048570] [drm:init_ring_common] *ERROR* render ring initialization failed ctl 00000000 head 00000000 tail 00000000 start 00000000
[  755.164921] [drm:i915_do_wait_request] *ERROR* something (likely vbetool) disabled interrupts, re-enabling
[  761.176004] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung
[  761.176014] [drm:i915_do_wait_request] *ERROR* i915_do_wait_request returns -11 (awaiting 68513 at 68430, next 68520)
[  761.176142] [drm:init_ring_common] *ERROR* render ring initialization failed ctl 00000000 head 00000000 tail 00000000 start 00000000
[  761.288754] [drm:i915_do_wait_request] *ERROR* something (likely vbetool) disabled interrupts, re-enabling
[  762.788019] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung
[  762.788059] [drm:i915_do_wait_request] *ERROR* i915_do_wait_request returns -11 (awaiting 68523 at 68430, next 68526)
[  764.988006] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung
[  764.988127] [drm:i915_reset] *ERROR* GPU hanging too fast, declaring wedged!
[  764.988130] [drm:i915_reset] *ERROR* Failed to reset chip.