igt@i915_selftest@live@gt_lrc - dmesg-fail - Unclaimed write to register 0x1820a0, WARNING: .* at drivers/gpu/drm/i915/intel_uncore.c:\d+ __unclaimed_reg_debug
<7> [390.606616] i915 0000:00:02.0: [drm:fwtable_read32 [i915]] Unclaimed access detected before read from register 0x44200
<4> [390.622160] ------------[ cut here ]------------
<4> [390.622181] i915 0000:00:02.0: Unclaimed write to register 0x1820a0
<4> [390.622283] WARNING: CPU: 1 PID: 5064 at drivers/gpu/drm/i915/intel_uncore.c:1511 __unclaimed_reg_debug+0x64/0x80 [i915]
<4> [390.623217] Modules linked in: i915(+) drm_dp_helper drm_kms_helper vgem drm_shmem_helper fuse coretemp snd_hda_codec_hdmi kvm_intel snd_hda_codec_realtek snd_hda_codec_generic btusb ledtrig_audio btrtl btbcm btintel kvm bluetooth ecdh_generic ecc snd_intel_dspcfg irqbypass crct10dif_pclmul crc32_pclmul snd_hda_codec ghash_clmulni_intel snd_hwdep ttm snd_hda_core drm_buddy r8169 snd_pcm realtek i2c_i801 lpc_ich i2c_smbus syscopyarea sysfillrect sysimgblt fb_sys_fops prime_numbers pinctrl_cherryview [last unloaded: i915]
<4> [390.623709] CPU: 1 PID: 5064 Comm: kworker/u4:20 Tainted: G U 5.18.0-rc3-CI_DRM_11536-gc4d0bd916d24+ #1
<4> [390.623730] Hardware name: /NUC5CPYB, BIOS PYBSWCEL.86A.0079.2020.0420.1316 04/20/2020
<4> [390.623747] Workqueue: i915 __i915_gem_free_work [i915]
<4> [390.624720] RIP: 0010:__unclaimed_reg_debug+0x64/0x80 [i915]
<4> [390.625595] Code: 08 4c 8b 6f 50 4d 85 ed 75 03 4c 8b 2f e8 e4 4a 51 e1 41 89 e8 4c 89 e1 4c 89 ea 48 89 c6 48 c7 c7 30 44 48 a0 e8 f1 f0 88 e1 <0f> 0b 48 8b 43 08 83 a8 74 0d 00 00 01 eb a4 0f 1f 00 66 2e 0f 1f
<4> [390.625615] RSP: 0018:ffffc900000ccd60 EFLAGS: 00010086
<4> [390.625641] RAX: 0000000000000000 RBX: ffff888119a60ef0 RCX: 0000000000010104
<4> [390.625657] RDX: 0000000080010104 RSI: ffffffff8231681d RDI: 00000000ffffffff
<4> [390.625671] RBP: 00000000001820a0 R08: 0000000000000000 R09: c0000000ffffd646
<4> [390.625686] R10: 000000000012ee28 R11: ffffc900000ccb80 R12: ffffffffa04d8f57
<4> [390.625701] R13: ffff8881016939f0 R14: 0000000000000002 R15: 0000000000000000
<4> [390.625716] FS: 0000000000000000(0000) GS:ffff88817b900000(0000) knlGS:0000000000000000
<4> [390.625732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [390.625747] CR2: 000055d97fae4830 CR3: 0000000006612000 CR4: 00000000001006e0
<4> [390.625762] Call Trace:
<4> [390.625781] <IRQ>
<4> [390.625818] fwtable_write32+0x258/0x2f0 [i915]
<4> [390.626728] cherryview_irq_handler+0x116/0x290 [i915]
<4> [390.627642] __handle_irq_event_percpu+0x85/0x2c0
<4> [390.627696] handle_irq_event_percpu+0xa/0x30
<4> [390.627726] handle_irq_event+0x2f/0x50
<4> [390.627760] handle_edge_irq+0x95/0x1c0
<4> [390.627791] __common_interrupt+0x6d/0x140
<4> [390.627830] common_interrupt+0x5c/0xd0
<4> [390.627871] asm_common_interrupt+0x1e/0x40
<4> [390.627893] RIP: 0010:__do_softirq+0xb0/0x493
<4> [390.627914] Code: 00 00 44 89 2c 24 48 c7 c7 97 cf 3a 82 e8 88 85 d0 ff 48 c7 c0 00 ae 03 00 65 66 c7 00 00 00 e8 16 ed 3a ff fb b8 ff ff ff ff <48> c7 c6 c0 60 60 82 49 c7 c5 38 44 87 82 0f bc 04 24 83 c0 01 49
<4> [390.627933] RSP: 0018:ffffc900000ccf98 EFLAGS: 00000206
<4> [390.627958] RAX: 00000000ffffffff RBX: ffffc9000079bc88 RCX: 0000000000000002
<4> [390.627973] RDX: 0000000000000000 RSI: ffffffff8239f347 RDI: ffffffff8233fb07
<4> [390.627987] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
<4> [390.628001] R10: 0000000000000001 R11: 0000000097ee9b44 R12: 0000000000000000
<4> [390.628015] R13: 0000000000000200 R14: 0000000000000000 R15: 0000000000000000
<4> [390.628126] ? __do_softirq+0xaa/0x493
<4> [390.628194] irq_exit_rcu+0xa6/0xe0
<4> [390.628214] sysvec_apic_timer_interrupt+0x9e/0xc0
<4> [390.628241] </IRQ>
<4> [390.628254] <TASK>
<4> [390.628276] asm_sysvec_apic_timer_interrupt+0x12/0x20
<4> [390.628295] RIP: 0010:_raw_spin_unlock_irqrestore+0x38/0x60
<4> [390.628316] Code: 74 24 10 e8 ea d6 60 ff 48 89 ef e8 82 03 61 ff 81 e3 00 02 00 00 75 25 9c 58 f6 c4 02 75 2c 48 85 db 74 01 fb bf 01 00 00 00 <e8> 13 34 5d ff 65 8b 05 8c 6e 50 7e 85 c0 74 0a 5b 5d c3 e8 40 ad
<4> [390.628333] RSP: 0018:ffffc9000079bd30 EFLAGS: 00000206
<4> [390.628357] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 0000000000000006
<4> [390.628372] RDX: 0000000000000000 RSI: ffffffff8239f347 RDI: 0000000000000001
<4> [390.628386] RBP: ffffffff83f7c820 R08: 0000000000000001 R09: 0000000000000001
<4> [390.628400] R10: 000000000aca4b68 R11: 0000000097ee9b44 R12: ffffffff83f7c820
<4> [390.628415] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
<4> [390.628535] debug_check_no_obj_freed+0x111/0x1e0
<4> [390.628598] ? i915_gem_object_put_pages_internal+0x15/0x40 [i915]
<4> [390.629572] kfree+0x175/0x3b0
<4> [390.629620] i915_gem_object_put_pages_internal+0x15/0x40 [i915]
<4> [390.630586] __i915_gem_object_put_pages+0x48/0x80 [i915]
<4> [390.631559] __i915_gem_object_pages_fini+0x112/0x200 [i915]
<4> [390.632534] __i915_gem_free_objects+0x9a/0x150 [i915]
<4> [390.633518] process_one_work+0x275/0x5c0
<4> [390.633608] worker_thread+0x37/0x370
<4> [390.633650] ? process_one_work+0x5c0/0x5c0
<4> [390.633674] kthread+0xef/0x120
<4> [390.633692] ? kthread_complete_and_exit+0x20/0x20
<4> [390.633734] ret_from_fork+0x22/0x30
<4> [390.633854] </TASK>
<4> [390.633867] irq event stamp: 4223593
<4> [390.633880] hardirqs last enabled at (4223592): [<ffffffff81e000aa>] __do_softirq+0xaa/0x493
<4> [390.633904] hardirqs last disabled at (4223593): [<ffffffff81b04cd5>] common_interrupt+0x15/0xd0
<4> [390.633924] softirqs last enabled at (4223076): [<ffffffff81e0032d>] __do_softirq+0x32d/0x493
<4> [390.633944] softirqs last disabled at (4223591): [<ffffffff810b8bb6>] irq_exit_rcu+0xa6/0xe0
<4> [390.633964] ---[ end trace 0000000000000000 ]---