igt@i915_selftest@live@gt_lrc|igt@perf - incomplete - GEM_BUG_ON(i915_request_started(w) && !i915_request_completed(rq))

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8445/fi-whl-u/igt@i915_selftest@live@gt_lrc.html

3> [310.822921] defer_request:1890 GEM_BUG_ON(i915_request_started(w) && !i915_request_completed(rq))
<0> [310.822956] Dumping ftrace buffer:
<0> [310.822990] ---------------------------------
<0> [310.823178] CPU:5 [LOST 1295922 EVENTS]
   <...>-4329    5.... 79226714us : __i915_request_commit: 0000:00:02.0 bcs0: fence 1778:4524, current 4522 
<0> [310.823254]    <...>-4329    5d..1 79226720us : __i915_request_submit: 0000:00:02.0 bcs0: fence 1778:4524, current 4522 
<4> [310.823265] ------------[ cut here ]------------
<4> [310.823270] WARNING: CPU: 4 PID: 0 at kernel/trace/trace.c:3503 trace_find_next_entry+0xd1/0xe0
<4> [310.823272] Modules linked in: i915(+) vgem snd_hda_codec_hdmi mei_hdcp x86_pkg_temp_thermal coretemp btusb btrtl crct10dif_pclmul btbcm crc32_pclmul btintel bluetooth ghash_clmulni_intel snd_intel_dspcfg snd_hda_codec e1000e snd_hwdep snd_hda_core ecdh_generic ecc snd_pcm mei_me ptp mei pps_core intel_lpss_pci prime_numbers [last unloaded: i915]
<4> [310.823288] CPU: 4 PID: 0 Comm: swapper/4 Tainted: G     U            5.7.0-rc3-CI-CI_DRM_8445+ #1
<4> [310.823290] Hardware name: Intel Corporation CoffeeLake Client Platform/WhiskeyLake U DDR4 ERB, BIOS CNLSFWR1.R00.X137.B00.1803280218 03/28/2018
<4> [310.823292] RIP: 0010:trace_find_next_entry+0xd1/0xe0
<4> [310.823294] Code: 48 89 83 38 21 00 00 4c 89 e1 31 d2 48 89 ee 48 89 df e8 02 b6 ff ff 44 89 ab 4c 21 00 00 5b 5d 41 5c 41 5d c3 49 63 d5 eb bb <0f> 0b 49 63 d5 eb b4 31 c0 eb e9 0f 1f 40 00 53 48 8d 8f 58 21 00
<4> [310.823296] RSP: 0018:ffffc900001f0d80 EFLAGS: 00010046
<4> [310.823298] RAX: ffffffff83decb00 RBX: ffffffff83dea920 RCX: 0000000000000000
<4> [310.823299] RDX: ffffc900001f0da8 RSI: ffff88842e68309c RDI: ffffffff83dea920
<4> [310.823301] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
<4> [310.823302] R10: 00000000afe60851 R11: 00000000759431c6 R12: ffffc900001f0da8
<4> [310.823304] R13: 000000000000004c R14: 00000000001aa301 R15: ffffffff826575e0
<4> [310.823305] FS:  0000000000000000(0000) GS:ffff88845bc00000(0000) knlGS:0000000000000000
<4> [310.823307] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [310.823308] CR2: 000055a0043cc0f0 CR3: 0000000005610002 CR4: 00000000003606e0
<4> [310.823310] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
<4> [310.823311] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
<4> [310.823313] Call Trace:
<4> [310.823315]  <IRQ>
<4> [310.823319]  trace_print_lat_context+0x37/0x2a0
<4> [310.823323]  ? cpumask_next+0x16/0x20
<4> [310.823325]  ? __find_next_entry+0x80/0x180
<4> [310.823329]  print_trace_line+0x190/0x4e0
<4> [310.823334]  ftrace_dump+0x1cc/0x280
<4> [310.823385]  __execlists_submission_tasklet+0x17c0/0x1810 [i915]
<4> [310.823437]  execlists_submission_tasklet+0xc4/0x140 [i915]
<4> [310.823442]  tasklet_action_common.isra.16+0x6c/0x1c0
<4> [310.823447]  __do_softirq+0xdf/0x49e
<4> [310.823452]  irq_exit+0xba/0xc0
<4> [310.823455]  do_IRQ+0x83/0x160
<4> [310.823458]  common_interrupt+0xf/0xf
<4> [310.823459]  </IRQ>
<4> [310.823462] RIP: 0010:cpuidle_enter_state+0xb6/0x420
<4> [310.823464] Code: 00 31 ff e8 ac e7 89 ff 80 7c 24 0b 00 74 12 9c 58 f6 c4 02 0f 85 37 03 00 00 31 ff e8 23 0c 91 ff e8 fe 38 95 ff fb 45 85 ed <0f> 88 cd 02 00 00 49 63 c5 4c 2b 24 24 48 8d 14 40 48 8d 14 90 48
<4> [310.823466] RSP: 0018:ffffc9000011fe78 EFLAGS: 00000206 ORIG_RAX: ffffffffffffffdd
<4> [310.823468] RAX: 0000000080000001 RBX: ffffe8ffffc202b0 RCX: 0000000000000000
<4> [310.823470] RDX: ffff888459790040 RSI: 0000000000000006 RDI: ffffffff82386ee2
<4> [310.823471] RBP: ffffffff826b42e0 R08: 0000000000000002 R09: 0000000000000000
<4> [310.823472] R10: 0000000000000000 R11: 0000000000000000 R12: 000000485e7cdf45
<4> [310.823474] R13: 0000000000000006 R14: 0000000000000006 R15: 0000000000000006
<4> [310.823482]  ? cpuidle_enter_state+0xb2/0x420
<4> [310.823487]  cpuidle_enter+0x24/0x40
<4> [310.823491]  do_idle+0x1f7/0x260
<4> [310.823495]  cpu_startup_entry+0x14/0x20
<4> [310.823499]  start_secondary+0x169/0x1b0
<4> [310.823502]  secondary_startup_64+0xa4/0xb0
<4> [310.823510] irq event stamp: 2957753
<4> [310.823512] hardirqs last  enabled at (2957752): [<ffffffff81a4e397>] _raw_spin_unlock_irqrestore+0x47/0x60
<4> [310.823514] hardirqs last disabled at (2957753): [<ffffffff81a4e11d>] _raw_spin_lock_irqsave+0xd/0x50
<4> [310.823517] softirqs last  enabled at (2957742): [<ffffffff810bbbcf>] irq_enter+0x6f/0x80
<4> [310.823519] softirqs last disabled at (2957743): [<ffffffff810bbc9a>] irq_exit+0xba/0xc0
<4> [310.823520] ---[ end trace 9c3895cd0e84ecc6 ]---