igt@gem_vm_create@destroy-race - dmesg-warn - WARN_ON(!*execlists->pending), WARNING: .* at drivers/gpu/drm/i915/gt/intel_execlists_submission.c:\d+ process_csb
<4> [420.404337] WARN_ON(!*execlists->pending)
<4> [420.404856] WARNING: CPU: 6 PID: 300 at drivers/gpu/drm/i915/gt/intel_execlists_submission.c:1866 process_csb+0x6e3/0x7c0 [i915]
<4> [420.405246] Modules linked in: vgem snd_hda_codec_hdmi i915 mei_hdcp x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul snd_hda_intel snd_intel_dspcfg snd_hda_codec ghash_clmulni_intel cdc_ether usbnet snd_hwdep mii snd_hda_core snd_pcm mei_me mei intel_lpss_pci prime_numbers
<4> [420.408264] CPU: 6 PID: 300 Comm: kworker/6:1H Tainted: G U 5.10.0-g66ecfb1df07b7-drmtip_734+ #1
<4> [420.408293] Hardware name: Intel Corporation Tiger Lake Client Platform/TigerLake Y LPDDR4x T4 Crb, BIOS TGLSFWI1.R00.2457.A16.1912270059 12/27/2019
<4> [420.408581] Workqueue: events_highpri heartbeat [i915]
<4> [420.408998] RIP: 0010:process_csb+0x6e3/0x7c0 [i915]
<4> [420.409070] Code: 85 c0 0f 85 6d f9 ff ff e9 a8 f3 16 00 48 8b 45 d0 48 c7 c6 30 93 3f a0 48 c7 c7 b9 90 3f a0 4d 89 fd 49 89 c6 e8 73 17 86 e1 <0f> 0b 41 81 8f b0 05 00 00 00 00 00 80 e9 7f fb ff ff e8 16 30 f6
<4> [420.409088] RSP: 0018:ffffc900005b7d40 EFLAGS: 00010286
<4> [420.409122] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000201
<4> [420.409140] RDX: 0000000080000201 RSI: ffffffff8234a8d7 RDI: 00000000ffffffff
<4> [420.409159] RBP: ffffc900005b7da8 R08: 0000000000000001 R09: 0000000000000001
<4> [420.409176] R10: 00000000a07521ae R11: 00000000d44133d1 R12: ffff888127ec0040
<4> [420.409193] R13: ffff88811397a000 R14: ffff88811397a018 R15: ffff88811397a000
<4> [420.409220] FS: 0000000000000000(0000) GS:ffff8883a3d00000(0000) knlGS:0000000000000000
<4> [420.409245] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [420.409270] CR2: 00007f45fc5dd000 CR3: 0000000005612006 CR4: 0000000000770ee0
<4> [420.409389] PKRU: 55555554
<4> [420.409416] Call Trace:
<4> [420.409764] execlists_submission_tasklet+0x2f/0x140 [i915]
<4> [420.410192] __intel_engine_flush_submission.part.42+0x70/0x80 [i915]
<4> [420.410542] heartbeat+0x45/0x5f0 [i915]
<4> [420.410615] process_one_work+0x270/0x5c0
<4> [420.410687] worker_thread+0x37/0x380
<4> [420.410728] ? process_one_work+0x5c0/0x5c0
<4> [420.410754] kthread+0x146/0x170
<4> [420.410778] ? kthread_park+0x80/0x80
<4> [420.410886] ret_from_fork+0x1f/0x30
<4> [420.410980] irq event stamp: 26174
<4> [420.411012] hardirqs last enabled at (26180): [<ffffffff81128eea>] console_unlock+0x49a/0x580
<4> [420.411040] hardirqs last disabled at (26185): [<ffffffff81128e56>] console_unlock+0x406/0x580
<4> [420.411075] softirqs last enabled at (25808): [<ffffffff81e00342>] __do_softirq+0x342/0x48e
<4> [420.411353] softirqs last disabled at (25836): [<ffffffffa01c6950>] __intel_engine_flush_submission.part.42+0x0/0x80 [i915]
<4> [420.411380] ---[ end trace b6ed264f8b662906 ]---
<5> [420.418450] i915 0000:00:02.0: [drm] Resetting rcs0 for invalid CSB event
<5> [420.439934] i915 0000:00:02.0: [drm] Resetting rcs0 for CS error
<5> [420.440445] i915 0000:00:02.0: [drm] gem_vm_create[1020] context reset due to GPU hang
<7> [420.441113] i915 0000:00:02.0: [drm:__i915_request_reset.cold.60 [i915]] client gem_vm_create[1020]: gained 1 ban score, now 3
<6> [420.464969] i915 0000:00:02.0: [drm] GPU HANG: ecode 12:1:b766ff7c, in gem_vm_create [1020]
<6> [420.574481] [IGT] gem_vm_create: exiting, ret=0
<7> [420.602763] i915 0000:00:02.0: [drm:gen9_set_dc_state [i915]] Setting DC state from 02 to 00
<7> [420.603542] i915 0000:00:02.0: [drm:check_phy_reg [i915]] Combo PHY A reg 001628a0 state mismatch: current 90034b5c mask e0000000 expected a0000000
<7> [420.604519] i915 0000:00:02.0: [drm:check_phy_reg [i915]] Combo PHY B reg 0006c8a0 state mismatch: current 9003553c mask e0000000 expected a0000000
<7> [420.609462] i915 0000:00:02.0: [drm:gen9_dc_off_power_well_disable [i915]] Enabling DC3CO
<7> [420.610269] i915 0000:00:02.0: [drm:gen9_set_dc_state [i915]] Setting DC state from 00 to 40000000
<7> [420.614783] i915 0000:00:02.0: [drm:gen9_disable_dc_states [i915]] Disabling DC3CO
<7> [420.615319] i915 0000:00:02.0: [drm:gen9_set_dc_state [i915]] Setting DC state from 40000000 to 00
<7> [420.616108] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [420.616617] i915 0000:00:02.0: [drm:gen9_set_dc_state [i915]] Setting DC state from 00 to 02
<7> [420.636036] i915 0000:00:02.0: [drm:gen9_set_dc_state [i915]] Setting DC state from 02 to 00
<7> [420.636805] i915 0000:00:02.0: [drm:check_phy_reg [i915]] Combo PHY A reg 001628a0 state mismatch: current 90034b3c mask e0000000 expected a0000000
<7> [420.637931] i915 0000:00:02.0: [drm:check_phy_reg [i915]] Combo PHY B reg 0006c8a0 state mismatch: current 9003553c mask e0000000 expected a0000000
<7> [420.642632] i915 0000:00:02.0: [drm:gen9_dc_off_power_well_disable [i915]] Enabling DC3CO
<7> [420.643222] i915 0000:00:02.0: [drm:gen9_set_dc_state [i915]] Setting DC state from 00 to 40000000
<7> [420.645394] i915 0000:00:02.0: [drm:gen9_disable_dc_states [i915]] Disabling DC3CO
<7> [420.645817] i915 0000:00:02.0: [drm:gen9_set_dc_state [i915]] Setting DC state from 40000000 to 00
<7> [420.646724] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [420.647115] i915 0000:00:02.0: [drm:gen9_set_dc_state [i915]] Setting DC state from 00 to 02
<6> [420.648185] Console: switching to colour frame buffer device 480x135
<7> [420.669539] i915 0000:00:02.0: [drm:gen9_set_dc_state [i915]] Setting DC state from 02 to 00
<7> [420.670186] i915 0000:00:02.0: [drm:check_phy_reg [i915]] Combo PHY A reg 001628a0 state mismatch: current 90034b3c mask e0000000 expected a0000000
<7> [420.671154] i915 0000:00:02.0: [drm:check_phy_reg [i915]] Combo PHY B reg 0006c8a0 state mismatch: current 9003553c mask e0000000 expected a0000000
<7> [420.676055] i915 0000:00:02.0: [drm:gen9_dc_off_power_well_disable [i915]] Enabling DC3CO
<7> [420.676630] i915 0000:00:02.0: [drm:gen9_set_dc_state [i915]] Setting DC state from 00 to 40000000
<7> [420.678744] i915 0000:00:02.0: [drm:gen9_disable_dc_states [i915]] Disabling DC3CO
<7> [420.679326] i915 0000:00:02.0: [drm:gen9_set_dc_state [i915]] Setting DC state from 40000000 to 00
<7> [420.680133] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [420.680610] i915 0000:00:02.0: [drm:gen9_set_dc_state [i915]] Setting DC state from 00 to 02