igt@i915_selftest@* - dmesg-fail/dmesg-warn - *ERROR* Device is non-operational; MMIO access returns 0xFFFFFFFF
<6> [269.117149] [IGT] i915_selftest: starting dynamic subtest vma
<5> [269.216136] Setting dangerous option live_selftests - tainting kernel
<3> [269.244359] i915 0000:00:02.0: [drm] *ERROR* Unrecognized display IP version 1023.255; disabling display.
<7> [269.253880] i915 0000:00:02.0: [drm:intel_step_init [i915]] Using future steppings
<7> [269.253989] i915 0000:00:02.0: [drm:intel_step_init [i915]] Using future steppings
<7> [269.254060] i915 0000:00:02.0: [drm:intel_step_init [i915]] Using future display steppings
<7> [269.254878] i915 0000:00:02.0: [drm:intel_gt_common_init_early [i915]] WOPCM: 2048K
<7> [269.255005] i915 0000:00:02.0: [drm:intel_uc_init_early [i915]] GT0: enable_guc=3 (guc:yes submission:yes huc:no slpc:yes)
<7> [269.255146] i915 0000:00:02.0: [drm:intel_gt_probe_all [i915]] GT0: Setting up Primary GT
<7> [269.255243] i915 0000:00:02.0: [drm:intel_gt_probe_all [i915]] GT1: Setting up Standalone Media GT
<7> [269.255337] i915 0000:00:02.0: [drm:intel_gt_common_init_early [i915]] WOPCM: 2048K
<7> [269.255440] i915 0000:00:02.0: [drm:intel_uc_init_early [i915]] GT1: enable_guc=3 (guc:yes submission:yes huc:yes slpc:yes)
<3> [271.257119] i915 0000:00:02.0: [drm] *ERROR* Device is non-operational; MMIO access returns 0xFFFFFFFF!
<3> [271.269412] i915 0000:00:02.0: Device initialization failed (-5)
<4> [271.275433] i915: probe of 0000:00:02.0 failed with error -5
<6> [271.371738] [IGT] i915_selftest: finished subtest vma, FAIL