Mar  1 00:35:47 r2d2 kernel: [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung
Mar  1 00:35:47 r2d2 kernel: render error detected, EIR: 0x00000000
Mar  1 00:35:47 r2d2 kernel: i915: Waking up sleeping processes
Mar  1 00:35:47 r2d2 kernel: [drm:i915_do_wait_request] *ERROR* i915_do_wait_request returns -5 (awaiting 393479 at 393478)
Mar  1 00:35:47 r2d2 kernel: reboot required
Mar  1 00:35:48 r2d2 kernel: [drm:i915_gem_execbuffer] *ERROR* Execbuf while wedged
Mar  1 00:35:48 r2d2 kernel: [drm:i915_gem_execbuffer] *ERROR* Execbuf while wedged
Mar  1 00:35:48 r2d2 kernel: [drm:i915_gem_execbuffer] *ERROR* Execbuf while wedged
Mar  1 00:35:48 r2d2 kernel: [drm:i915_gem_execbuffer] *ERROR* Execbuf while wedged
Mar  1 00:35:49 r2d2 kernel: [drm:i915_gem_execbuffer] *ERROR* Execbuf while wedged
Mar  1 00:35:50 r2d2 kernel: [drm:i915_gem_execbuffer] *ERROR* Execbuf while wedged
Mar  1 00:35:52 r2d2 kernel: [drm:i915_gem_execbuffer] *ERROR* Execbuf while wedged
Mar  1 00:35:53 r2d2 kernel: [drm:i915_gem_execbuffer] *ERROR* Execbuf while wedged

