CI_DRM_3200 APL-shards igt@kms_ccs@pipe-A-crc-primary-rotation-180 incompletes on:

<4>[  115.388084] ------------[ cut here ]------------
<2>[  115.388095] kernel BUG at drivers/gpu/drm/i915/intel_lrc.c:880!
<4>[  115.388167] invalid opcode: 0000 [#1] PREEMPT SMP
<4>[  115.388179] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic i915 x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_intel lpc_ich snd_hda_codec snd_hwdep r8169 snd_hda_core mii mei_me snd_pcm mei prime_numbers pinctrl_broxton pinctrl_intel
<4>[  115.388265] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G     U          4.14.0-rc4-CI-CI_DRM_3200+ #1
<4>[  115.388282] Hardware name:                  /NUC6CAYB, BIOS AYAPLCEL.86A.0040.2017.0619.1722 06/19/2017
<4>[  115.388300] task: ffff880276128040 task.stack: ffffc90000084000
<4>[  115.388365] RIP: 0010:intel_lrc_irq_handler+0x2a9/0x8a0 [i915]
<4>[  115.388377] RSP: 0018:ffff88027fc83ea8 EFLAGS: 00010202
<4>[  115.388389] RAX: 0000000000000002 RBX: 0000000000000001 RCX: 0000000000000003
<4>[  115.388403] RDX: 0000000000000000 RSI: ffffffff81d0e3b4 RDI: 00000000ffffffff
<4>[  115.388418] RBP: ffff88027fc83f00 R08: 0000000000000000 R09: ffff88026da73ac0
<4>[  115.388432] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880264801040
<4>[  115.388446] R13: 0000000000000001 R14: 0000000000000000 R15: ffff880263c7c2a8
<4>[  115.388460] FS:  0000000000000000(0000) GS:ffff88027fc80000(0000) knlGS:0000000000000000
<4>[  115.388476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[  115.388488] CR2: 00007f40eaa96000 CR3: 0000000274ac5000 CR4: 00000000003406e0
<4>[  115.388502] Call Trace:
<4>[  115.388509]  <IRQ>
<4>[  115.388520]  ? tasklet_hi_action+0x71/0x120
<4>[  115.388533]  tasklet_hi_action+0x98/0x120
<4>[  115.388546]  __do_softirq+0xc3/0x4e2
<4>[  115.388558]  irq_exit+0xb5/0xd0
<4>[  115.388567]  do_IRQ+0x71/0x130
<4>[  115.388577]  common_interrupt+0x9a/0x9a
<4>[  115.388587]  </IRQ>
<4>[  115.388594] RIP: 0010:_raw_spin_unlock_irq+0x32/0x50
<4>[  115.388605] RSP: 0018:ffffc90000087e00 EFLAGS: 00000206 ORIG_RAX: ffffffffffffff5d
<4>[  115.388623] RAX: ffff880276128040 RBX: ffff88027fc9b300 RCX: 0000000000000001
<4>[  115.388637] RDX: 0000000000000000 RSI: ffffffff81d0e3b4 RDI: 0000000000000001
<4>[  115.388651] RBP: ffffc90000087e08 R08: 0000000000000000 R09: 0000000000000000
<4>[  115.388666] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880273e65240
<4>[  115.388680] R13: 0000000000000000 R14: ffff880276128040 R15: 0000000000000001
<4>[  115.388700]  finish_task_switch+0xaa/0x210
<4>[  115.388710]  ? finish_task_switch+0x6f/0x210
<4>[  115.388722]  __schedule+0x3cb/0xb10
<4>[  115.388733]  schedule_idle+0x2c/0x40
<4>[  115.388744]  do_idle+0x155/0x1e0
<4>[  115.388755]  cpu_startup_entry+0x1d/0x20
<4>[  115.388766]  start_secondary+0x11c/0x140
<4>[  115.388778]  secondary_startup_64+0xa5/0xa5
<4>[  115.388791] Code: 4d d0 49 c7 01 00 00 00 00 49 c7 41 08 00 00 00 00 4d 8b 8f 68 03 00 00 e9 54 ff ff ff 0f 0b 0f 0b 4c 89 cf e8 b9 3b 4c e1 eb b0 <0f> 0b 41 8b 47 28 8d 88 70 03 00 00 48 8b 45 c8 48 03 88 80 0c 
<1>[  115.388951] RIP: intel_lrc_irq_handler+0x2a9/0x8a0 [i915] RSP: ffff88027fc83ea8
<4>[  115.388998] ---[ end trace c667fe554d2fe75b ]---
<0>[  117.421458] Kernel panic - not syncing: Fatal exception in interrupt
<0>[  117.421496] Kernel Offset: disabled


https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3200/shard-apl1/igt@kms_ccs@pipe-A-crc-primary-rotation-180.html