igt@i915_selftest@live@hangcheck - abort - This test caused an abort condition: Child refuses to die, tainted

https://gfx-ci.igk.intel.com/cibuglog-ng/testresult/1814388010?query_key=25e4c2cb530b28ef97b8eb1689fe16b3baba9478

Stdout 	

Starting dynamic subtest: hangcheck


This test caused an abort condition: Child refuses to die, tainted 0x2c0.
Stderr 	

Starting dynamic subtest: hangcheck
Dmesg 	

<6> [387.094875] [IGT] i915_selftest: starting dynamic subtest hangcheck
<5> [387.188969] Setting dangerous option live_selftests - tainting kernel
<6> [387.221296] i915 0000:00:02.0: [drm] Found ALDERLAKE_P/ADL-N (device ID 46d3) display version 13.00
<7> [387.222223] i915 0000:00:02.0: [drm:intel_gt_common_init_early [i915]] WOPCM: 2048K
<7> [387.222482] i915 0000:00:02.0: [drm:intel_uc_init_early [i915]] GT0: enable_guc=3 (guc:yes submission:yes huc:yes slpc:yes)
<7> [387.222717] i915 0000:00:02.0: [drm:intel_pch_type [i915]] Found Alder Lake PCH
<7> [387.222914] i915 0000:00:02.0: [drm:intel_gt_probe_all [i915]] GT0: Setting up Primary GT
<7> [387.223218] i915 0000:00:02.0: [drm:i915_driver_probe [i915]] rawclk rate: 19200 kHz
<7> [387.223665] i915 0000:00:02.0: [drm:intel_engines_init_mmio [i915]] GT0: vcs2 fused off
<7> [387.223819] i915 0000:00:02.0: [drm:intel_engines_init_mmio [i915]] GT0: vdbox enable: 0001, instances: 0001
<7> [387.223953] i915 0000:00:02.0: [drm:intel_engines_init_mmio [i915]] GT0: vebox enable: 0001, instances: 0001
<7> [387.224361] i915 0000:00:02.0: [drm:i915_ggtt_probe_hw [i915]] GGTT size = 4096M
<7> [387.224511] i915 0000:00:02.0: [drm:i915_ggtt_probe_hw [i915]] GMADR size = 256M
<7> [387.224680] i915 0000:00:02.0: [drm:i915_ggtt_probe_hw [i915]] DSM size = 60M
<6> [387.224831] i915 0000:00:02.0: [drm] VT-d active for gfx access
<6> [387.224836] i915 0000:00:02.0: vgaarb: deactivate vga console
<6> [387.225610] i915 0000:00:02.0: [drm] Using Transparent Hugepages
<7> [387.225630] i915 0000:00:02.0: [drm:i915_gem_init_stolen [i915]] GEN6_STOLEN_RESERVED = 0x0000000050200087
<7> [387.225823] i915 0000:00:02.0: [drm:i915_gem_init_stolen [i915]] Memory reserved for graphics device: 61440K, usable: 59392K
<7> [387.226002] i915 0000:00:02.0: [drm:intel_memory_regions_hw_probe [i915]] Memory region(0): system: 7688 MiB [mem 0x00000000-0x1e0849fff], io: n/a
<7> [387.226143] i915 0000:00:02.0: [drm:intel_memory_regions_hw_probe [i915]] Memory region(5): stolen-system: 58 MiB [mem 0x4c800000-0x501fffff], io: n/a
<7> [387.226484] i915 0000:00:02.0: [drm:intel_opregion_setup [i915]] graphic opregion physical addr: 0x44a5e018
<7> [387.226732] i915 0000:00:02.0: [drm:intel_opregion_setup [i915]] ACPI OpRegion version 2.1.0
<7> [387.226922] i915 0000:00:02.0: [drm:intel_opregion_setup [i915]] Public ACPI methods supported
<7> [387.227111] i915 0000:00:02.0: [drm:intel_opregion_setup [i915]] ASLE supported
<7> [387.227304] i915 0000:00:02.0: [drm:intel_opregion_setup [i915]] ASLE extension supported
<7> [387.227514] i915 0000:00:02.0: [drm:intel_opregion_setup [i915]] Found valid VBT in ACPI OpRegion (RVDA)
<7> [387.227769] i915 0000:00:02.0: [drm:intel_dram_detect [i915]] Num qgv points 4
<7> [387.227921] i915 0000:00:02.0: [drm:intel_dram_detect [i915]] DRAM channels: 2
<7> [387.228054] i915 0000:00:02.0: [drm:i915_driver_probe [i915]] Watermark level 0 adjustment needed: no
<7> [387.228191] i915 0000:00:02.0: [drm:icl_get_qgv_points.constprop.0 [i915]] QGV 0: DCLK=2401 tRP=24 tRDPRE=20 tRAS=52 tRCD=24 tRC=76
<7> [387.228418] i915 0000:00:02.0: [drm:icl_get_qgv_points.constprop.0 [i915]] QGV 1: DCLK=4001 tRP=36 tRDPRE=24 tRAS=84 tRCD=36 tRC=120
<7> [387.228646] i915 0000:00:02.0: [drm:icl_get_qgv_points.constprop.0 [i915]] QGV 2: DCLK=4401 tRP=40 tRDPRE=28 tRAS=96 tRCD=40 tRC=136