<6>[ 90.679978] Console: switching to colour dummy device 80x25 <7>[ 90.680175] [IGT] i915_suspend: executing <7>[ 90.708136] i915 0000:00:02.0: [drm:i915_gem_open [i915]] <7>[ 90.710102] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc] <7>[ 90.710959] i915 0000:00:02.0: [drm:i915_gem_open [i915]] <7>[ 90.711810] [IGT] i915_suspend: starting subtest sysfs-reader