new test igt@drm_mm@sanitycheck incompletes on APL- and GLK-shards:

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3328/shard-apl2/igt@drm_mm@sanitycheck.html

<4>[ 1637.231673] Setting dangerous option mock_selftests - tainting kernel
<6>[ 1637.274148] i915: Performing mock selftests with st_random_seed=0x315f73b9 st_timeout=1000
<4>[ 1637.278556] ------------[ cut here ]------------
<2>[ 1637.278583] kernel BUG at drivers/gpu/drm/i915/intel_breadcrumbs.c:269!
<4>[ 1637.278628] invalid opcode: 0000 [#1] PREEMPT SMP
<4>[ 1637.278639] Modules linked in: i915(+) i2c_dev vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec snd_hwdep lpc_ich snd_hda_core snd_pcm r8169 mii mei_me mei prime_numbers pinctrl_broxton pinctrl_intel [last unloaded: i915]
<4>[ 1637.278735] CPU: 0 PID: 8999 Comm: drv_selftest Tainted: G     U          4.14.0-rc8-CI-CI_DRM_3326+ #1
<4>[ 1637.278754] Hardware name:                  /NUC6CAYB, BIOS AYAPLCEL.86A.0040.2017.0619.1722 06/19/2017
<4>[ 1637.278773] task: ffff880270528040 task.stack: ffffc90000560000
<4>[ 1637.278865] RIP: 0010:__intel_engine_add_wait+0x2c0/0x2d0 [i915]
<4>[ 1637.278879] RSP: 0018:ffffc90000563b68 EFLAGS: 00010046
<4>[ 1637.278892] RAX: ffffffffa0178d96 RBX: ffff880243388000 RCX: ea2c3ab7e8a4fa6a
<4>[ 1637.278907] RDX: 0000000000000001 RSI: 00000000e831d2cb RDI: ffff880243388058
<4>[ 1637.278922] RBP: ffffc90000563ba0 R08: ffff880270528928 R09: 0000000000000000
<4>[ 1637.278936] R10: ffffc90000563ad8 R11: 000000000073279f R12: ffff880243388058
<4>[ 1637.278951] R13: 0000000000000001 R14: 0000000000000000 R15: ffff880236690900
<4>[ 1637.278966] FS:  00007f462aa8e8c0(0000) GS:ffff88027fc00000(0000) knlGS:0000000000000000
<4>[ 1637.278984] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 1637.278996] CR2: 00007f195f091008 CR3: 000000024b26c000 CR4: 00000000003406f0
<4>[ 1637.279011] Call Trace:
<4>[ 1637.279081]  intel_engine_add_wait+0x30/0x70 [i915]
<4>[ 1637.279149]  igt_random_insert_remove+0x179/0x220 [i915]
<4>[ 1637.279219]  __i915_subtests+0x40/0xd0 [i915]
<4>[ 1637.279233]  ? work_on_cpu_safe+0x60/0x60
<4>[ 1637.279299]  intel_breadcrumbs_mock_selftests+0x38/0x60 [i915]
<4>[ 1637.279369]  __run_selftests+0x16c/0x1c0 [i915]
<4>[ 1637.279381]  ? 0xffffffffa04bc000
<4>[ 1637.279446]  i915_mock_selftests+0x30/0x60 [i915]
<4>[ 1637.279505]  i915_init+0xc/0x78 [i915]
<4>[ 1637.279515]  ? 0xffffffffa04bc000
<4>[ 1637.279525]  do_one_initcall+0x43/0x170
<4>[ 1637.279537]  ? rcu_read_lock_sched_held+0x7a/0x90
<4>[ 1637.279549]  ? kmem_cache_alloc_trace+0x270/0x2d0
<4>[ 1637.279564]  do_init_module+0x5f/0x206
<4>[ 1637.279574]  load_module+0x2581/0x2dd0
<4>[ 1637.279586]  ? show_coresize+0x30/0x30
<4>[ 1637.279597]  ? kernel_read+0x31/0x50
<4>[ 1637.279611]  SyS_finit_module+0xc1/0x100
<4>[ 1637.279621]  ? SyS_finit_module+0xc1/0x100
<4>[ 1637.279637]  entry_SYSCALL_64_fastpath+0x1c/0xb1
<4>[ 1637.279648] RIP: 0033:0x7f4628f9f9f9
<4>[ 1637.279657] RSP: 002b:00007ffea8023578 EFLAGS: 00000206 ORIG_RAX: 0000000000000139
<4>[ 1637.279675] RAX: ffffffffffffffda RBX: ffffffff81492003 RCX: 00007f4628f9f9f9
<4>[ 1637.279689] RDX: 0000000000000000 RSI: 0000556e59ad9a20 RDI: 0000000000000005
<4>[ 1637.279704] RBP: ffffc90000563f88 R08: 0000000000000000 R09: 0000000000000000
<4>[ 1637.279719] R10: 0000000000000005 R11: 0000000000000206 R12: 0000000000000000
<4>[ 1637.279733] R13: 0000556e59ad6b10 R14: 0000000000000000 R15: 0000556e59ad6a00
<4>[ 1637.279751]  ? __this_cpu_preempt_check+0x13/0x20
<4>[ 1637.279764] Code: ff ff ff ff e8 c2 4b f6 e0 85 c0 75 86 48 c7 c6 50 b4 25 a0 48 c7 c7 f5 55 24 a0 e8 fc 81 f7 e0 0f ff e9 6c ff ff ff 0f 0b 0f 0b <0f> 0b 0f 0b 0f 0b 0f 0b 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 
<1>[ 1637.279955] RIP: __intel_engine_add_wait+0x2c0/0x2d0 [i915] RSP: ffffc90000563b68
<4>[ 1637.279975] ---[ end trace 82f069b5fa012e02 ]---

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3326/shard-glkb2/igt@drm_mm@sanitycheck.html

<4>[ 4226.030247]  igt_random_insert_remove+0x179/0x220 [i915]
<4>[ 4226.030302]  __i915_subtests+0x40/0xd0 [i915]
<4>[ 4226.030313]  ? work_on_cpu_safe+0x60/0x60
<4>[ 4226.030361]  intel_breadcrumbs_mock_selftests+0x38/0x60 [i915]
<4>[ 4226.030415]  __run_selftests+0x16c/0x1c0 [i915]
<4>[ 4226.030423]  ? 0xffffffffa04c5000
<4>[ 4226.030472]  i915_mock_selftests+0x30/0x60 [i915]
<4>[ 4226.030518]  i915_init+0xc/0x78 [i915]
<4>[ 4226.030525]  ? 0xffffffffa04c5000
<4>[ 4226.030533]  do_one_initcall+0x43/0x170
<4>[ 4226.030542]  ? kmem_cache_alloc_trace+0x1fd/0x2d0
<4>[ 4226.030553]  do_init_module+0x5f/0x206
<4>[ 4226.030561]  load_module+0x2581/0x2dd0
<4>[ 4226.030569]  ? show_coresize+0x30/0x30
<4>[ 4226.030578]  ? kernel_read+0x31/0x50
<4>[ 4226.030588]  SyS_finit_module+0xc1/0x100
<4>[ 4226.030596]  ? SyS_finit_module+0xc1/0x100
<4>[ 4226.030609]  entry_SYSCALL_64_fastpath+0x1c/0xb1
<4>[ 4226.030617] RIP: 0033:0x7f8dfe4af9f9
<4>[ 4226.030624] RSP: 002b:00007ffdda375b28 EFLAGS: 00000206 ORIG_RAX: 0000000000000139
<4>[ 4226.030637] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f8dfe4af9f9
<4>[ 4226.030648] RDX: 0000000000000000 RSI: 000056276d4518d0 RDI: 0000000000000005
<4>[ 4226.030659] RBP: 00007ffdda374b30 R08: 0000000000000000 R09: 0000000000000000
<4>[ 4226.030670] R10: 0000000000000005 R11: 0000000000000206 R12: 000056276d4514c0
<4>[ 4226.030680] R13: 00007ffdda374b10 R14: 0000000000000005 R15: 0000000000000000
<4>[ 4226.030694] Code: ff ff ff ff e8 c2 cb d6 e0 85 c0 75 86 48 c7 c6 50 34 45 a0 48 c7 c7 f5 d5 43 a0 e8 fc 01 d8 e0 0f ff e9 6c ff ff ff 0f 0b 0f 0b <0f> 0b 0f 0b 0f 0b 0f 0b 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 
<1>[ 4226.030826] RIP: __intel_engine_add_wait+0x2c0/0x2d0 [i915] RSP: ffffc9000045fb68
<4>[ 4226.030839] ---[ end trace 0ed2f87c4c961188 ]---

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3327/shard-glkb2/igt@drm_mm@sanitycheck.html

<14>[ 4215.659140] [IGT] drv_selftest: starting subtest mock_breadcrumbs
<4>[ 4215.695981] Setting dangerous option mock_selftests - tainting kernel
<6>[ 4215.710707] i915: Performing mock selftests with st_random_seed=0x1ababa5 st_timeout=1000
<4>[ 4215.712067] ------------[ cut here ]------------
<2>[ 4215.712079] kernel BUG at drivers/gpu/drm/i915/intel_breadcrumbs.c:269!
<4>[ 4215.712092] invalid opcode: 0000 [#1] PREEMPT SMP
<4>[ 4215.712100] Modules linked in: i915(+) vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec r8169 snd_hwdep mii snd_hda_core snd_pcm mei_me mei prime_numbers i2c_hid pinctrl_geminilake pinctrl_intel [last unloaded: i915]
<4>[ 4215.712176] CPU: 1 PID: 17085 Comm: drv_selftest Tainted: G     U  W       4.14.0-rc8-CI-CI_DRM_3327+ #1
<4>[ 4215.712191] Hardware name: Intel Corp. Geminilake/GLK RVP2 LP4SD (07), BIOS GELKRVPA.X64.0062.B30.1708222146 08/22/2017
<4>[ 4215.712207] task: ffff8801694ba780 task.stack: ffffc9000034c000
<4>[ 4215.712292] RIP: 0010:__intel_engine_add_wait+0x2c0/0x2d0 [i915]
<4>[ 4215.712302] RSP: 0018:ffffc9000034fb68 EFLAGS: 00010046
<4>[ 4215.712312] RAX: ffffffffa0152d56 RBX: ffff8801377a0000 RCX: 0000000000000000
<4>[ 4215.712323] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8801377a0058
<4>[ 4215.712334] RBP: ffffc9000034fba0 R08: 0000000000000001 R09: 0000000000000001
<4>[ 4215.712345] R10: ffffc9000034fad8 R11: ffffffffa0152d56 R12: ffff8801377a0058
<4>[ 4215.712356] R13: 0000000000000001 R14: 0000000000000000 R15: ffff880167070900
<4>[ 4215.712367] FS:  00007f77580eb8c0(0000) GS:ffff88017fc80000(0000) knlGS:0000000000000000
<4>[ 4215.712380] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 4215.712389] CR2: 00007f77565d0550 CR3: 000000013b91b000 CR4: 00000000003406e0
<4>[ 4215.712400] Call Trace:
<4>[ 4215.712451]  intel_engine_add_wait+0x30/0x70 [i915]
<4>[ 4215.712500]  igt_random_insert_remove+0x179/0x220 [i915]
<4>[ 4215.712555]  __i915_subtests+0x40/0xd0 [i915]
<4>[ 4215.712566]  ? work_on_cpu_safe+0x60/0x60
<4>[ 4215.712615]  intel_breadcrumbs_mock_selftests+0x38/0x60 [i915]
<4>[ 4215.712668]  __run_selftests+0x16c/0x1c0 [i915]
<4>[ 4215.712676]  ? 0xffffffffa053f000
<4>[ 4215.712724]  i915_mock_selftests+0x30/0x60 [i915]
<4>[ 4215.712770]  i915_init+0xc/0x78 [i915]
<4>[ 4215.712777]  ? 0xffffffffa053f000
<4>[ 4215.712785]  do_one_initcall+0x43/0x170
<4>[ 4215.712794]  ? kmem_cache_alloc_trace+0x1fd/0x2d0
<4>[ 4215.712805]  do_init_module+0x5f/0x206
<4>[ 4215.712813]  load_module+0x2581/0x2dd0
<4>[ 4215.712822]  ? show_coresize+0x30/0x30
<4>[ 4215.712831]  ? kernel_read+0x31/0x50
<4>[ 4215.712840]  SyS_finit_module+0xc1/0x100
<4>[ 4215.712848]  ? SyS_finit_module+0xc1/0x100
<4>[ 4215.712860]  entry_SYSCALL_64_fastpath+0x1c/0xb1
<4>[ 4215.712869] RIP: 0033:0x7f77565fc9f9
<4>[ 4215.712875] RSP: 002b:00007ffe87ba22b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000139
<4>[ 4215.712888] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f77565fc9f9
<4>[ 4215.712899] RDX: 0000000000000000 RSI: 00005614208451a0 RDI: 0000000000000005
<4>[ 4215.712910] RBP: 00007ffe87ba12c0 R08: 0000000000000000 R09: 0000000000000000
<4>[ 4215.712921] R10: 0000000000000005 R11: 0000000000000206 R12: 00005614208454c0
<4>[ 4215.712932] R13: 00007ffe87ba12a0 R14: 0000000000000005 R15: 0000000000000000
<4>[ 4215.712945] Code: ff ff ff ff e8 02 ac f8 e0 85 c0 75 86 48 c7 c6 50 54 23 a0 48 c7 c7 f5 f5 21 a0 e8 3c e2 f9 e0 0f ff e9 6c ff ff ff 0f 0b 0f 0b <0f> 0b 0f 0b 0f 0b 0f 0b 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 
<1>[ 4215.713076] RIP: __intel_engine_add_wait+0x2c0/0x2d0 [i915] RSP: ffffc9000034fb68
<4>[ 4215.713090] ---[ end trace 383dc5169b72c2da ]---

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3328/shard-glkb4/igt@drm_mm@sanitycheck.html

<0>[ 4305.471675] kworker/-15790   0..s1 4294174734us : 0xffffffffa0191f2a: rcs0 in[0]:  ctx=0.1, seqno=1
<0>[ 4305.471695] kworker/-26437   0..s2 4294174761us : 0xffffffffa01916ec: rcs0 cs-irq head=0 [0], tail=0 [0]
<0>[ 4305.471713]   <idle>-0       0..s1 4294174880us : 0xffffffffa01916ec: rcs0 cs-irq head=0 [0], tail=1 [1]
<0>[ 4305.471731]   <idle>-0       0..s1 4294174882us : 0xffffffffa019176a: rcs0 csb[1d]: status=0x00000018:0x00000000
<0>[ 4305.471749]   <idle>-0       0..s1 4294174883us : 0xffffffffa01917e9: rcs0 out[0]: ctx=0.1, seqno=1
<0>[ 4305.471766] ---------------------------------
<4>[ 4305.471776] Modules linked in: i915(+) vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec snd_hwdep snd_hda_core snd_pcm r8169 mii mei_me prime_numbers mei i2c_hid pinctrl_geminilake pinctrl_intel [last unloaded: i915]
<4>[ 4305.471855] CPU: 2 PID: 27911 Comm: drv_selftest Tainted: G     U  W       4.14.0-rc8-CI-CI_DRM_3328+ #1
<4>[ 4305.471869] Hardware name: Intel Corp. Geminilake/GLK RVP1 DDR4 (05), BIOS GELKRVPA.X64.0062.B30.1708222146 08/22/2017
<4>[ 4305.471886] task: ffff880164c44ec0 task.stack: ffffc90000334000
<4>[ 4305.471937] RIP: 0010:__intel_engine_add_wait+0x2c0/0x2d0 [i915]
<4>[ 4305.471947] RSP: 0018:ffffc90000337b68 EFLAGS: 00010046
<4>[ 4305.471957] RAX: ffffffffa037dd66 RBX: ffff88013b6c0000 RCX: 0000000000000000
<4>[ 4305.471968] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff88013b6c0058
<4>[ 4305.471979] RBP: ffffc90000337ba0 R08: 0000000000000001 R09: 0000000000000001
<4>[ 4305.471990] R10: ffffc90000337ad8 R11: ffffffffa037dd66 R12: ffff88013b6c0058
<4>[ 4305.472003] R13: 0000000000000001 R14: 0000000000000000 R15: ffff880147950900
<4>[ 4305.472014] FS:  00007f3042ca78c0(0000) GS:ffff88017fd00000(0000) knlGS:0000000000000000
<4>[ 4305.472027] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 4305.472036] CR2: 00005650b05a6018 CR3: 00000001684de000 CR4: 00000000003406e0
<4>[ 4305.472047] Call Trace:
<4>[ 4305.472094]  intel_engine_add_wait+0x30/0x70 [i915]
<4>[ 4305.472141]  igt_random_insert_remove+0x179/0x220 [i915]
<4>[ 4305.472195]  __i915_subtests+0x40/0xd0 [i915]
<4>[ 4305.472207]  ? work_on_cpu_safe+0x60/0x60
<4>[ 4305.472253]  intel_breadcrumbs_mock_selftests+0x38/0x60 [i915]
<4>[ 4305.472305]  __run_selftests+0x16c/0x1c0 [i915]
<4>[ 4305.472316]  ? 0xffffffffa04d2000
<4>[ 4305.472365]  i915_mock_selftests+0x30/0x60 [i915]
<4>[ 4305.472411]  i915_init+0xc/0x78 [i915]
<4>[ 4305.472418]  ? 0xffffffffa04d2000
<4>[ 4305.472426]  do_one_initcall+0x43/0x170
<4>[ 4305.472436]  ? kmem_cache_alloc_trace+0x1fd/0x2d0
<4>[ 4305.472447]  do_init_module+0x5f/0x206
<4>[ 4305.472455]  load_module+0x2581/0x2dd0
<4>[ 4305.472464]  ? show_coresize+0x30/0x30
<4>[ 4305.472473]  ? kernel_read+0x31/0x50
<4>[ 4305.472483]  SyS_finit_module+0xc1/0x100
<4>[ 4305.472490]  ? SyS_finit_module+0xc1/0x100
<4>[ 4305.472503]  entry_SYSCALL_64_fastpath+0x1c/0xb1
<4>[ 4305.472511] RIP: 0033:0x7f30411b89f9
<4>[ 4305.472518] RSP: 002b:00007ffefdf101d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000139
<4>[ 4305.472531] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f30411b89f9
<4>[ 4305.472542] RDX: 0000000000000000 RSI: 00005650b0599c70 RDI: 0000000000000005
<4>[ 4305.472553] RBP: 00007ffefdf0f1e0 R08: 0000000000000000 R09: 0000000000000000
<4>[ 4305.472563] R10: 0000000000000005 R11: 0000000000000206 R12: 00005650b0599690
<4>[ 4305.472574] R13: 00007ffefdf0f1c0 R14: 0000000000000005 R15: 0000000000000000
<4>[ 4305.472588] Code: ff ff ff ff e8 f2 fb d5 e0 85 c0 75 86 48 c7 c6 58 04 46 a0 48 c7 c7 f5 a5 44 a0 e8 2c 32 d7 e0 0f ff e9 6c ff ff ff 0f 0b 0f 0b <0f> 0b 0f 0b 0f 0b 0f 0b 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 
<1>[ 4305.472719] RIP: __intel_engine_add_wait+0x2c0/0x2d0 [i915] RSP: ffffc90000337b68
<4>[ 4305.472734] ---[ end trace 0ac3d50538e28915 ]---