igt@i915* - dmesg-fail/dmesg-warn - Failed to read back from memory region
Dmesg
<6> [43.312525] [IGT] i915_module_load: executing
<6> [43.453013] [IGT] i915_module_load: starting subtest load
<4> [44.323599]
<4> [44.323618] **********************************************************
<4> [44.323622] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
<4> [44.323626] ** **
<4> [44.323629] ** trace_printk() being used. Allocating extra memory. **
<4> [44.323632] ** **
<4> [44.323635] ** This means that this is a DEBUG kernel and it is **
<4> [44.323638] ** unsafe for production use. **
<4> [44.323642] ** **
<4> [44.323645] ** If you see this message and you are not debugging **
<4> [44.323648] ** the kernel, report this immediately to your vendor! **
<4> [44.323651] ** **
<4> [44.323654] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
<4> [44.323657] **********************************************************
<6> [44.405322] i915 0000:00:02.0: enabling device (0000 -> 0002)
<7> [44.405990] i915 0000:00:02.0: [drm:ip_ver_read [i915]] Hardware reports GMD IP version 0.0 (REG[0xd8c] = 0x00000000) but minimum expected is 12.70
<7> [44.419423] i915 0000:00:02.0: [drm:intel_gt_common_init_early [i915]] WOPCM: 2048K
<7> [44.419784] i915 0000:00:02.0: [drm:intel_uc_init_early [i915]] GT0: enable_guc=3 (guc:yes submission:yes huc:no slpc:yes)
<7> [44.420233] i915 0000:00:02.0: [drm:intel_gt_probe_all [i915]] GT0: Setting up Primary GT
<7> [44.420942] i915 0000:00:02.0: [drm:intel_gt_probe_all [i915]] GT1: Setting up Standalone Media GT
<7> [44.421262] i915 0000:00:02.0: [drm:intel_gt_common_init_early [i915]] WOPCM: 2048K
<7> [44.421583] i915 0000:00:02.0: [drm:intel_uc_init_early [i915]] GT1: enable_guc=3 (guc:yes submission:yes huc:yes slpc:yes)
<7> [44.422142] i915 0000:00:02.0: [drm:i915_driver_probe [i915]] rawclk rate: 38400 kHz
<7> [44.422983] i915 0000:00:02.0: [drm:intel_engines_init_mmio [i915]] GT0: vdbox enable: 0000, instances: 0000
<7> [44.423232] i915 0000:00:02.0: [drm:intel_engines_init_mmio [i915]] GT0: vebox enable: 0000, instances: 0000
<7> [44.423910] i915 0000:00:02.0: [drm:intel_engines_init_mmio [i915]] GT1: vdbox enable: 0005, instances: 0005
<7> [44.424169] i915 0000:00:02.0: [drm:intel_engines_init_mmio [i915]] GT1: vebox enable: 0001, instances: 0001
<7> [44.426015] i915 0000:00:02.0: [drm:i915_ggtt_probe_hw [i915]] GGTT size = 4096M
<7> [44.426273] i915 0000:00:02.0: [drm:i915_ggtt_probe_hw [i915]] GMADR size = 0M
<7> [44.426498] i915 0000:00:02.0: [drm:i915_ggtt_probe_hw [i915]] DSM size = 0M
<6> [44.426713] i915 0000:00:02.0: [drm] VT-d active for gfx access
<6> [44.427230] i915 0000:00:02.0: vgaarb: deactivate vga console
<6> [44.427571] i915 0000:00:02.0: [drm] Using Transparent Hugepages
<7> [44.427589] i915 0000:00:02.0: [drm:i915_gem_init_stolen [i915]] GEN6_STOLEN_RESERVED = 0x0000000080400947
<7> [44.428318] i915 0000:00:02.0: [drm:i915_gem_init_stolen [i915]] Memory reserved for graphics device: 65536K, usable: 61440K
<7> [44.435048] i915 0000:00:02.0: [drm:init_stolen_lmem [i915]] Stolen Local memory IO start: 0x0000006000800000
<7> [44.435368] i915 0000:00:02.0: [drm:init_stolen_lmem [i915]] Stolen Local DSM base: 0x0000000000800000
<3> [44.435700] i915 0000:00:02.0: Failed to read back from memory region:[mem 0x00800000-0x043fffff] at [0x0000006000800000 + 0x0000000000000000] for i915_gem_stolen_lmem_setup [i915]; wrote 0, read (ff, ff, ff)
<3> [44.441789] i915 0000:00:02.0: [drm] *ERROR* Failed to setup region(-22) type=3
<3> [44.459660] i915 0000:00:02.0: Device initialization failed (-22)
<5> [44.459696] i915 0000:00:02.0: Please file a bug on drm/i915; see https://drm.pages.freedesktop.org/intel-docs/how-to-file-i915-bugs.html for details.
<4> [44.459701] i915: probe of 0000:00:02.0 failed with error -22
<6> [44.561790] snd_hda_intel 0000:80:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100
<6> [44.562638] snd_hda_intel 0000:80:1f.3: enabling device (0000 -> 0002)
<6> [44.585008] [IGT] i915_module_load: finished subtest load, FAIL
<6> [44.585086] [IGT] i915_module_load: exiting, ret=98