igt@gem_exec_parallel@fds - incomplete - NMI watchdog: Watchdog detected hard LOCKUP on cpu 2

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_7869/fi-icl-u3/igt@gem_exec_parallel@fds.html
pstore

<0>[   50.744398] NMI watchdog: Watchdog detected hard LOCKUP on cpu 2
<4>[   50.744399] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic mei_hdcp x86_pkg_temp_thermal coretemp i915 crct10dif_pclmul crc32_pclmul ghash_clmulni_intel btusb btrtl snd_hda_intel btbcm btintel snd_intel_dspcfg bluetooth snd_hda_codec cdc_ether usbnet e1000e snd_hwdep mii snd_hda_core ptp pps_core snd_pcm ecdh_generic ecc mei_me mei thunderbolt intel_lpss_pci prime_numbers
<4>[   50.744404] irq event stamp: 517
<4>[   50.744404] hardirqs last  enabled at (516): [<ffffffff81001c84>] trace_hardirqs_on_thunk+0x1a/0x1c
<4>[   50.744405] hardirqs last disabled at (517): [<ffffffff81001ca0>] trace_hardirqs_off_thunk+0x1a/0x1c
<4>[   50.744405] softirqs last  enabled at (502): [<ffffffff81e00385>] __do_softirq+0x385/0x47f
<4>[   50.744405] softirqs last disabled at (505): [<ffffffff810ba15a>] irq_exit+0xba/0xc0
<4>[   50.744406] CPU: 2 PID: 3735 Comm: gem_exec_parall Tainted: G     U            5.5.0-CI-CI_DRM_7869+ #1
<4>[   50.744406] Hardware name: Intel Corporation Ice Lake Client Platform/IceLake U DDR4 SODIMM PD RVP TLC, BIOS ICLSFWR1.R00.3183.A00.1905020411 05/02/2019
<4>[   50.744406] RIP: 0010:queued_spin_lock_slowpath+0x4b/0x1d0
<4>[   50.744407] Code: 92 c0 0f b6 c0 c1 e0 08 89 c2 8b 03 30 e4 09 d0 a9 00 01 ff ff 75 1b 85 c0 75 0f b8 01 00 00 00 66 89 03 5b 5d 41 5c c3 f3 90 <8b> 03 84 c0 75 f8 eb e9 f6 c4 01 75 04 c6 43 01 00 e8 3f a3 40 00
<4>[   50.744407] RSP: 0018:ffffc9000019cb00 EFLAGS: 00000002
<4>[   50.744407] RAX: 0000000000040101 RBX: ffff8884726b2068 RCX: 000000005f455a9a
<4>[   50.744408] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8884726b2068
<4>[   50.744408] RBP: ffffc9000019cbe0 R08: ffff888477624948 R09: 00000000fffffffe
<4>[   50.744408] R10: 00000000abe7e45f R11: 000000002342a222 R12: ffff888360c6c5e8
<4>[   50.744408] R13: ffff8884726b2000 R14: 0000000000000001 R15: ffff888360c6c1a8
<4>[   50.744409] FS:  00007f17e348f700(0000) GS:ffff88849ff00000(0000) knlGS:0000000000000000
<4>[   50.744409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[   50.744409] CR2: 00007f16c4002018 CR3: 000000048cd8a005 CR4: 0000000000760ee0
<4>[   50.744409] PKRU: 55555554
<4>[   50.744409] Call Trace:
<4>[   50.744410]  <IRQ>
<4>[   50.744410]  do_raw_spin_lock+0xac/0xb0
<4>[   50.744410]  __i915_schedule+0x5df/0xaf0 [i915]
<4>[   50.744410]  ? i915_schedule_bump_priority+0x3b/0xf0 [i915]
<4>[   50.744410]  i915_schedule_bump_priority+0x61/0xf0 [i915]
<4>[   50.744411]  semaphore_notify+0x42/0x60 [i915]
<4>[   50.744411]  __i915_sw_fence_complete+0x81/0x250 [i915]
<4>[   50.744411]  ? kmem_cache_free+0x317/0x3d0
<4>[   50.744411]  dma_i915_sw_fence_wake+0x14/0x40 [i915]
<4>[   50.744411]  signal_irq_work+0x3fe/0x650 [i915]
<4>[   50.744412]  irq_work_run_list+0x4f/0x70
<4>[   50.744412]  irq_work_run+0x26/0x50
<4>[   50.744412]  smp_irq_work_interrupt+0x44/0x1e0
<4>[   50.744412]  irq_work_interrupt+0xf/0x20
<4>[   50.744412] RIP: 0010:_raw_spin_unlock_irqrestore+0x49/0x60
<4>[   50.744413] Code: c7 02 75 1f 53 9d e8 26 a2 77 ff bf 01 00 00 00 e8 4c e9 6b ff 65 8b 05 dd 0b 5f 7e 85 c0 74 0c 5b 5d c3 e8 09 a0 77 ff 53 9d <eb> df e8 ba a9 5d ff 5b 5d c3 0f 1f 00 66 2e 0f 1f 84 00 00 00 00
<4>[   50.744413] RSP: 0018:ffffc9000019ce38 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff09
<4>[   50.744414] RAX: ffff888477624040 RBX: 0000000000000282 RCX: 0000000000000002
<4>[   50.744414] RDX: 0000000000001784 RSI: ffff8884776248d0 RDI: ffffffff823731a1
<4>[   50.744414] RBP: ffff888360c6bc00 R08: ffff8884776248d0 R09: 0000000000000000
<4>[   50.744414] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88844b7b7440
<4>[   50.744415] R13: 0000000000000282 R14: ffff888477d8a628 R15: 0000000000000002
<4>[   50.744415]  ? irq_work_interrupt+0xa/0x20
<4>[   50.744415]  assert_pending_valid+0xad/0x480 [i915]
<4>[   50.744415]  process_csb+0x354/0x8f0 [i915]
<4>[   50.744415]  execlists_submission_tasklet+0x2d/0x130 [i915]
<4>[   50.744416]  tasklet_action_common.isra.18+0x6c/0x1c0
<4>[   50.744416]  __do_softirq+0xdf/0x47f
<4>[   50.744416]  irq_exit+0xba/0xc0
<4>[   50.744416]  do_IRQ+0x83/0x160
<4>[   50.744416]  common_interrupt+0xf/0xf
<4>[   50.744416]  </IRQ>
<4>[   50.744417] RIP: 0010:osq_lock+0x6a/0x110
````