Happened today again, same machine, attaching /sys/class/drm/card0/error this time May 19 16:17:35 deimos kernel: [drm] GPU HANG: ecode 9:0:0x84dfbffc, in X [1420], reason: Hang on render ring, action: reset May 19 16:17:35 deimos kernel: [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace. May 19 16:17:35 deimos kernel: [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel May 19 16:17:35 deimos kernel: [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue. May 19 16:17:35 deimos kernel: [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it. May 19 16:17:35 deimos kernel: [drm] GPU crash dump saved to /sys/class/drm/card0/error May 19 16:17:35 deimos kernel: drm/i915: Resetting chip after gpu hang May 19 16:17:35 deimos kernel: [drm] RC6 on May 19 16:17:35 deimos kernel: [drm] GuC firmware load skipped May 19 16:17:51 deimos kernel: drm/i915: Resetting chip after gpu hang May 19 16:17:51 deimos kernel: [drm] RC6 on May 19 16:17:51 deimos kernel: [drm] GuC firmware load skipped May 19 16:18:08 deimos kernel: drm/i915: Resetting chip after gpu hang May 19 16:18:08 deimos kernel: [drm] RC6 on May 19 16:18:08 deimos kernel: [drm] GuC firmware load skipped May 19 16:18:20 deimos kernel: drm/i915: Resetting chip after gpu hang May 19 16:18:20 deimos kernel: [drm] RC6 on May 19 16:18:20 deimos kernel: [drm] GuC firmware load skipped