<6>[ 91.446094] Console: switching to colour dummy device 80x25 <7>[ 91.446297] [IGT] i915_suspend: executing <7>[ 91.472010] i915 0000:00:02.0: [drm:i915_gem_open [i915]] <7>[ 91.474762] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc] <7>[ 91.476128] i915 0000:00:02.0: [drm:i915_gem_open [i915]] <7>[ 91.477106] [IGT] i915_suspend: starting subtest sysfs-reader