igt@gem_workarounds@suspend-resume-context - abort - *ERROR* DC state mismatch, *ERROR* Lost access to MMIO BAR; all registers now read back as 0xFFFFFFFF!
<6> [174.414918] Console: switching to colour dummy device 80x25
<6> [174.415136] [IGT] gem_workarounds: executing
<7> [174.417141] i915 0000:00:02.0: [drm:i915_gem_open [i915]]
<7> [174.417653] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc]
<7> [174.417911] i915 0000:00:02.0: [drm:i915_gem_open [i915]]
<7> [174.418294] i915 0000:00:02.0: [drm:i915_gem_open [i915]]
<6> [174.427016] [IGT] gem_workarounds: starting subtest suspend-resume-context
<6> [174.503618] PM: suspend entry (s2idle)
<6> [174.508162] Filesystems sync: 0.004 seconds
<4> [174.919091] softirqs last enabled at (2781378): [<ffffffff81cbfc1d>] __do_softirq+0x2bd/0x3a9
<4> [174.919094] softirqs last disabled at (2781369): [<ffffffff810d7c3e>] irq_exit_rcu+0x8e/0xd0
<4> [174.919096] ---[ end trace 0000000000000000 ]---
<7> [174.919106] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 4000000b to 02
<3> [174.919233] i915 0000:00:02.0: [drm] *ERROR* DC state mismatch (0x8 -> 0x4000000b)
<3> [174.919347] i915 0000:00:02.0: [drm] *ERROR* Lost access to MMIO BAR; all registers now read back as 0xFFFFFFFF!
<7> [174.919377] i915 0000:00:02.0: [drm:fwtable_write32 [i915]] Unclaimed access detected before write to register 0x45504
<3> [174.919484] i915 0000:00:02.0: [drm] *ERROR* Lost access to MMIO BAR; all registers now read back as 0xFFFFFFFF!
<4> [174.919517] ------------[ cut here ]------------
<4> [174.919520] i915 0000:00:02.0: Unclaimed write to register 0x45504
<4> [174.919529] WARNING: CPU: 3 PID: 70 at drivers/gpu/drm/i915/intel_uncore.c:1907 __unclaimed_reg_debug+0x6c/0x90 [i915]
<4> [174.919610] Modules linked in: snd_hda_intel i915 amdgpu drm_ttm_helper drm_exec drm_suballoc_helper amdxcp gpu_sched vgem drm_shmem_helper fuse snd_hda_codec_hdmi x86_pkg_temp_thermal coretemp kvm_intel btusb btrtl wmi_bmof btbcm btintel kvm bluetooth snd_intel_dspcfg prime_numbers snd_hda_codec irqbypass i2c_algo_bit ecdh_generic crct10dif_pclmul igc ttm ecc crc32_pclmul snd_hwdep ghash_clmulni_intel i2c_i801 video ptp i2c_smbus mei_me snd_hda_core pps_core drm_buddy snd_pcm mei intel_lpss_pci drm_display_helper wmi [last unloaded: i915]
<4> [174.919666] CPU: 3 PID: 70 Comm: kworker/3:1 Tainted: G W 6.5.0-rc3-CI_DRM_13426-g50f130ab3021+ #1
<4> [174.919668] Hardware name: Intel(R) Client Systems NUC11TNHi5/NUC11TNBi5, BIOS TNTGL357.0042.2020.1221.1743 12/21/2020
<4> [174.919671] Workqueue: events azx_probe_work [snd_hda_intel]
<4> [174.919677] RIP: 0010:__unclaimed_reg_debug+0x6c/0x90 [i915]
<4> [174.919757] Code: 08 4c 8b 77 50 4d 85 f6 75 03 4c 8b 37 e8 dc 6a 81 e0 45 89 e0 4c 89 e9 4c 89 f2 48 89 c6 48 c7 c7 f8 2f 46 a1 e8 94 94 06 e0 <0f> 0b 48 8b 43 08 83 a8 4c 2a 00 00 01 5b 5d 41 5c 41 5d 41 5e c3
<4> [174.919759] RSP: 0018:ffffc9000041fba0 EFLAGS: 00010086
<4> [174.919762] RAX: 0000000000000000 RBX: ffff88811547ab50 RCX: 0000000000000000
<4> [174.919764] RDX: 0000000000000004 RSI: 00000000ffff7fff RDI: 00000000ffffffff
<4> [174.919766] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffc9000041fa40
<4> [174.919767] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000045504
<4> [174.919769] R13: ffffffffa14ce259 R14: ffff888102143790 R15: ffff88811547ab70
<4> [174.919771] FS: 0000000000000000(0000) GS:ffff88849ff80000(0000) knlGS:0000000000000000
<4> [174.919773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [174.919774] CR2: ffffffffffffffd6 CR3: 0000000006638003 CR4: 0000000000f70ee0
<4> [174.919776] PKRU: 55555554
<4> [174.919778] Call Trace:
<4> [174.919779] <TASK>
<4> [174.919781] ? __warn+0x7f/0x170
<4> [174.919784] ? __unclaimed_reg_debug+0x6c/0x90 [i915]
<4> [174.919865] ? report_bug+0x1f8/0x200
<4> [174.919871] ? handle_bug+0x3c/0x70
<4> [174.919873] ? exc_invalid_op+0x18/0x70
<4> [174.919876] ? asm_exc_invalid_op+0x1a/0x20
<4> [174.919884] ? __unclaimed_reg_debug+0x6c/0x90 [i915]
<4> [174.919966] fwtable_write32+0x28b/0x2e0 [i915]
<4> [174.920047] gen9_set_dc_state.part.0+0xfd/0x230 [i915]
<4> [174.920180] __intel_display_power_put_domain+0xd6/0x1a0 [i915]
<4> [174.920312] __intel_display_power_put+0x27/0x40 [i915]
<4> [174.920438] intel_display_power_put+0x10/0x20 [i915]
<4> [174.920567] snd_hdac_display_power+0xf4/0x120 [snd_hda_core]
<4> [174.920578] azx_free+0xc9/0x160 [snd_hda_intel]
<4> [174.920584] azx_dev_free+0xd/0x20 [snd_hda_intel]
<4> [174.920589] __snd_device_free+0x51/0x90
<4> [174.920592] snd_device_free_all+0x60/0x80
<4> [174.920596] release_card_device+0x1f/0x90
<4> [174.920599] device_release+0x30/0x90
<4> [174.920602] kobject_put+0x8c/0x1e0
<4> [174.920606] snd_card_free+0x64/0x90
<4> [174.920614] process_one_work+0x24e/0x500
<4> [174.920621] worker_thread+0x4f/0x3a0
<4> [174.920627] ? __pfx_worker_thread+0x10/0x10
<4> [174.920630] kthread+0xff/0x130
<4> [174.920632] ? __pfx_kthread+0x10/0x10
<4> [174.920637] ret_from_fork+0x2c/0x50
<4> [174.920640] ? __pfx_kthread+0x10/0x10
<4> [174.920643] ret_from_fork_asm+0x1b/0x30
<4> [174.920645] RIP: 0000:0x0
<4> [174.920648] Code: Unable to access opcode bytes at 0xffffffffffffffd6.
<4> [174.920649] RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
<4> [174.920652] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
<4> [174.920654] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
<4> [174.920655] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
<4> [174.920657] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
<4> [174.920658] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
<4> [174.920667] </TASK>
<4> [174.920669] irq event stamp: 2781408
<4> [174.920670] hardirqs last enabled at (2781407): [<ffffffff8116add6>] __up_console_sem+0x66/0x70
<4> [174.920674] hardirqs last disabled at (2781408): [<ffffffff81cbe7e6>] _raw_spin_lock_irqsave+0x56/0x60
<4> [174.920676] softirqs last enabled at (2781392): [<ffffffff81cbfc1d>] __do_softirq+0x2bd/0x3a9
<4> [174.920679] softirqs last disabled at (2781387): [<ffffffff810d7c3e>] irq_exit_rcu+0x8e/0xd0
<4> [174.920682] ---[ end trace 0000000000000000 ]---