[Intel-gfx] [CI] HAX sched/core: Paper over the ttwu() race

[Intel-gfx] [CI] HAX sched/core: Paper over the ttwu() race

[Chris Wilson]

On all Core platforms we see

<4> [181.766629] WARNING: CPU: 0 PID: 1524 at kernel/sched/core.c:2388 ttwu_queue_wakelist+0xbc/0xd0
<4> [181.766637] Modules linked in: i915(+) vgem snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio amdgpu mei_hdcp x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul btusb btrtl btbcm btintel bluetooth snd_hda_codec_hdmi ghash_clmulni_intel e1000e ecdh_generic snd_intel_dspcfg ecc igb snd_hda_codec ptp pps_core snd_hwdep snd_hda_core snd_pcm mei_me gpu_sched ttm mei intel_lpss_pci prime_numbers pinctrl_sunrisepoint pinctrl_intel [last unloaded: i915]
<4> [181.766685] CPU: 0 PID: 1524 Comm: igt/4 Tainted: G     U            5.8.0-rc4-gb182a04c513e3-drmtip_541+ #1
<4> [181.766694] Hardware name: Intel Corporation NUC8i7HVK/NUC8i7HVB, BIOS HNKBLi70.86A.0047.2018.0718.1706 07/18/2018
<4> [181.766705] RIP: 0010:ttwu_queue_wakelist+0xbc/0xd0
<4> [181.766710] Code: 00 00 00 5b 5d 41 5c 41 5d c3 31 c0 5b 5d 41 5c 41 5d c3 31 c0 f6 c3 08 74 f2 48 c7 c2 00 ad 03 00 83 7c 11 40 01 77 e4 eb 80 <0f> 0b 31 c0 eb dc 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00 bf 17
<4> [181.766726] RSP: 0018:ffffc90000003e08 EFLAGS: 00010046
<4> [181.766733] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: ffff888276a00000
<4> [181.766740] RDX: 000000000003ad00 RSI: ffffffff8232045b RDI: ffffffff8233103e
<4> [181.766747] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
<4> [181.766754] R10: 00000000d3fa25c3 R11: 0000000053712267 R12: ffff88825b912940
<4> [181.766761] R13: 0000000000000000 R14: 0000000000000087 R15: 000000000003ad00
<4> [181.766769] FS:  0000000000000000(0000) GS:ffff888276a00000(0000) knlGS:0000000000000000
<4> [181.766777] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [181.766783] CR2: 000055b8245814e0 CR3: 0000000005610003 CR4: 00000000003606f0
<4> [181.766790] Call Trace:
<4> [181.766794]  <IRQ>
<4> [181.766798]  try_to_wake_up+0x21b/0x690
<4> [181.766805]  autoremove_wake_function+0xc/0x50
<4> [181.766858]  __i915_sw_fence_complete+0x1ee/0x250 [i915]
<4> [181.766912]  dma_i915_sw_fence_wake+0x2d/0x40 [i915]
<4> [181.766962]  signal_irq_work+0x38b/0x530 [i915]
<4> [181.766971]  irq_work_single+0x44/0x80
<4> [181.766977]  irq_work_run_list+0x28/0x40
<4> [181.766982]  irq_work_run+0x26/0x40
<4> [181.766988]  __sysvec_irq_work+0x3f/0x1d0
<4> [181.766993]  asm_call_on_stack+0x12/0x20
<4> [181.766997]  </IRQ>
<4> [181.767000]  sysvec_irq_work+0xdd/0x100
<4> [181.767005]  asm_sysvec_irq_work+0x12/0x20
<4> [181.767009] RIP: 0010:_raw_spin_unlock_irqrestore+0x49/0x60

about 90% of the time.

Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/2110
References: b6e13e85829f ("sched/core: Fix ttwu() race")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 kernel/sched/core.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index ca5db40392d4..684b60fa3e22 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -2384,6 +2384,9 @@ static inline bool ttwu_queue_cond(int cpu, int wake_flags)
 
 static bool ttwu_queue_wakelist(struct task_struct *p, int cpu, int wake_flags)
 {
+	if (!p->on_cpu)
+		return false;
+
 	if (sched_feat(TTWU_QUEUE) && ttwu_queue_cond(cpu, wake_flags)) {
 		if (WARN_ON_ONCE(cpu == smp_processor_id()))
 			return false;
-- 
2.20.1

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[Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for HAX sched/core: Paper over the ttwu() race

[Patchwork]

== Series Details ==

Series: HAX sched/core: Paper over the ttwu() race
URL   : https://patchwork.freedesktop.org/series/79682/
State : warning

== Summary ==

$ dim checkpatch origin/drm-tip
61aff133b9cc HAX sched/core: Paper over the ttwu() race
-:8: WARNING:COMMIT_LOG_LONG_LINE: Possible unwrapped commit description (prefer a maximum 75 chars per line)
#8: 
<4> [181.766629] WARNING: CPU: 0 PID: 1524 at kernel/sched/core.c:2388 ttwu_queue_wakelist+0xbc/0xd0

-:43: ERROR:GIT_COMMIT_ID: Please use git commit description style 'commit <12+ chars of sha1> ("<title line>")' - ie: 'commit b6e13e85829f ("sched/core: Fix ttwu() race")'
#43: 
References: b6e13e85829f ("sched/core: Fix ttwu() race")

total: 1 errors, 1 warnings, 0 checks, 9 lines checked


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[Intel-gfx] ✓ Fi.CI.BAT: success for HAX sched/core: Paper over the ttwu() race

[Patchwork]

[-- Attachment #1.1: Type: text/plain, Size: 6347 bytes --]

== Series Details ==

Series: HAX sched/core: Paper over the ttwu() race
URL   : https://patchwork.freedesktop.org/series/79682/
State : success

== Summary ==

CI Bug Log - changes from CI_DRM_8766 -> Patchwork_18214
====================================================

Summary
-------

  **SUCCESS**

  No regressions found.

  External URL: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/index.html

Known issues
------------

  Here are the changes found in Patchwork_18214 that come from known issues:

### IGT changes ###

#### Issues hit ####

  * igt@gem_exec_suspend@basic-s3:
    - fi-tgl-u2:          [PASS][1] -> [FAIL][2] ([i915#1888])
   [1]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/fi-tgl-u2/igt@gem_exec_suspend@basic-s3.html
   [2]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/fi-tgl-u2/igt@gem_exec_suspend@basic-s3.html

  * igt@kms_busy@basic@flip:
    - fi-tgl-y:           [PASS][3] -> [DMESG-WARN][4] ([i915#1982])
   [3]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/fi-tgl-y/igt@kms_busy@basic@flip.html
   [4]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/fi-tgl-y/igt@kms_busy@basic@flip.html

  * igt@kms_cursor_legacy@basic-flip-before-cursor-atomic:
    - fi-icl-u2:          [PASS][5] -> [DMESG-WARN][6] ([i915#1982])
   [5]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/fi-icl-u2/igt@kms_cursor_legacy@basic-flip-before-cursor-atomic.html
   [6]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/fi-icl-u2/igt@kms_cursor_legacy@basic-flip-before-cursor-atomic.html

  * igt@prime_self_import@basic-with_two_bos:
    - fi-tgl-y:           [PASS][7] -> [DMESG-WARN][8] ([i915#402]) +1 similar issue
   [7]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/fi-tgl-y/igt@prime_self_import@basic-with_two_bos.html
   [8]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/fi-tgl-y/igt@prime_self_import@basic-with_two_bos.html

  
#### Possible fixes ####

  * igt@i915_pm_rpm@basic-pci-d3-state:
    - fi-bsw-kefka:       [DMESG-WARN][9] ([i915#1982]) -> [PASS][10]
   [9]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/fi-bsw-kefka/igt@i915_pm_rpm@basic-pci-d3-state.html
   [10]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/fi-bsw-kefka/igt@i915_pm_rpm@basic-pci-d3-state.html

  * igt@i915_pm_rpm@module-reload:
    - {fi-tgl-dsi}:       [DMESG-WARN][11] ([i915#1982]) -> [PASS][12]
   [11]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/fi-tgl-dsi/igt@i915_pm_rpm@module-reload.html
   [12]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/fi-tgl-dsi/igt@i915_pm_rpm@module-reload.html

  * igt@kms_flip@basic-flip-vs-wf_vblank@c-hdmi-a2:
    - fi-skl-guc:         [DMESG-WARN][13] ([i915#2203]) -> [PASS][14]
   [13]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/fi-skl-guc/igt@kms_flip@basic-flip-vs-wf_vblank@c-hdmi-a2.html
   [14]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/fi-skl-guc/igt@kms_flip@basic-flip-vs-wf_vblank@c-hdmi-a2.html

  * igt@kms_pipe_crc_basic@read-crc-pipe-a-frame-sequence:
    - fi-tgl-u2:          [DMESG-WARN][15] ([i915#402]) -> [PASS][16]
   [15]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/fi-tgl-u2/igt@kms_pipe_crc_basic@read-crc-pipe-a-frame-sequence.html
   [16]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/fi-tgl-u2/igt@kms_pipe_crc_basic@read-crc-pipe-a-frame-sequence.html

  * igt@vgem_basic@sysfs:
    - fi-tgl-y:           [DMESG-WARN][17] ([i915#402]) -> [PASS][18] +1 similar issue
   [17]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/fi-tgl-y/igt@vgem_basic@sysfs.html
   [18]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/fi-tgl-y/igt@vgem_basic@sysfs.html

  
#### Warnings ####

  * igt@gem_exec_suspend@basic-s3:
    - fi-kbl-x1275:       [DMESG-WARN][19] ([i915#62] / [i915#92] / [i915#95]) -> [DMESG-WARN][20] ([i915#1982] / [i915#62] / [i915#92] / [i915#95])
   [19]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/fi-kbl-x1275/igt@gem_exec_suspend@basic-s3.html
   [20]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/fi-kbl-x1275/igt@gem_exec_suspend@basic-s3.html

  * igt@i915_module_load@reload:
    - fi-kbl-x1275:       [DMESG-WARN][21] ([i915#62] / [i915#92]) -> [DMESG-WARN][22] ([i915#62] / [i915#92] / [i915#95]) +3 similar issues
   [21]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/fi-kbl-x1275/igt@i915_module_load@reload.html
   [22]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/fi-kbl-x1275/igt@i915_module_load@reload.html

  * igt@prime_vgem@basic-fence-flip:
    - fi-kbl-x1275:       [DMESG-WARN][23] ([i915#62] / [i915#92] / [i915#95]) -> [DMESG-WARN][24] ([i915#62] / [i915#92]) +5 similar issues
   [23]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/fi-kbl-x1275/igt@prime_vgem@basic-fence-flip.html
   [24]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/fi-kbl-x1275/igt@prime_vgem@basic-fence-flip.html

  
  {name}: This element is suppressed. This means it is ignored when computing
          the status of the difference (SUCCESS, WARNING, or FAILURE).

  [i915#1888]: https://gitlab.freedesktop.org/drm/intel/issues/1888
  [i915#1982]: https://gitlab.freedesktop.org/drm/intel/issues/1982
  [i915#2203]: https://gitlab.freedesktop.org/drm/intel/issues/2203
  [i915#402]: https://gitlab.freedesktop.org/drm/intel/issues/402
  [i915#62]: https://gitlab.freedesktop.org/drm/intel/issues/62
  [i915#92]: https://gitlab.freedesktop.org/drm/intel/issues/92
  [i915#95]: https://gitlab.freedesktop.org/drm/intel/issues/95


Participating hosts (47 -> 40)
------------------------------

  Missing    (7): fi-ilk-m540 fi-hsw-4200u fi-byt-squawks fi-bsw-cyan fi-ctg-p8600 fi-byt-clapper fi-bdw-samus 


Build changes
-------------

  * Linux: CI_DRM_8766 -> Patchwork_18214

  CI-20190529: 20190529
  CI_DRM_8766: 947ce595ea05b4baaea060a7e018cc3f49eaf413 @ git://anongit.freedesktop.org/gfx-ci/linux
  IGT_5740: 6663e3ab5f77add7077711c2b649caf2bd7903c4 @ git://anongit.freedesktop.org/xorg/app/intel-gpu-tools
  Patchwork_18214: 61aff133b9ccc47253d83cffcc3f8a85deb4a602 @ git://anongit.freedesktop.org/gfx-ci/linux


== Linux commits ==

61aff133b9cc HAX sched/core: Paper over the ttwu() race

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/index.html

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[Intel-gfx] ✗ Fi.CI.IGT: failure for HAX sched/core: Paper over the ttwu() race

[Patchwork]

[-- Attachment #1.1: Type: text/plain, Size: 16523 bytes --]

== Series Details ==

Series: HAX sched/core: Paper over the ttwu() race
URL   : https://patchwork.freedesktop.org/series/79682/
State : failure

== Summary ==

CI Bug Log - changes from CI_DRM_8766_full -> Patchwork_18214_full
====================================================

Summary
-------

  **FAILURE**

  Serious unknown changes coming with Patchwork_18214_full absolutely need to be
  verified manually.
  
  If you think the reported changes have nothing to do with the changes
  introduced in Patchwork_18214_full, please notify your bug team to allow them
  to document this new failure mode, which will reduce false positives in CI.

  

Possible new issues
-------------------

  Here are the unknown changes that may have been introduced in Patchwork_18214_full:

### IGT changes ###

#### Possible regressions ####

  * igt@kms_cursor_legacy@cursor-vs-flip-toggle:
    - shard-glk:          [PASS][1] -> [INCOMPLETE][2]
   [1]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-glk2/igt@kms_cursor_legacy@cursor-vs-flip-toggle.html
   [2]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-glk3/igt@kms_cursor_legacy@cursor-vs-flip-toggle.html

  * igt@kms_vblank@pipe-b-query-forked:
    - shard-kbl:          [PASS][3] -> [INCOMPLETE][4]
   [3]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-kbl4/igt@kms_vblank@pipe-b-query-forked.html
   [4]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-kbl2/igt@kms_vblank@pipe-b-query-forked.html

  
Known issues
------------

  Here are the changes found in Patchwork_18214_full that come from known issues:

### IGT changes ###

#### Issues hit ####

  * igt@gem_exec_reloc@basic-concurrent0:
    - shard-glk:          [PASS][5] -> [FAIL][6] ([i915#1930])
   [5]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-glk2/igt@gem_exec_reloc@basic-concurrent0.html
   [6]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-glk3/igt@gem_exec_reloc@basic-concurrent0.html

  * igt@kms_flip@flip-vs-expired-vblank@b-edp1:
    - shard-skl:          [PASS][7] -> [FAIL][8] ([i915#79])
   [7]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-skl7/igt@kms_flip@flip-vs-expired-vblank@b-edp1.html
   [8]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-skl8/igt@kms_flip@flip-vs-expired-vblank@b-edp1.html

  * igt@kms_frontbuffer_tracking@fbc-rgb565-draw-pwrite:
    - shard-kbl:          [PASS][9] -> [DMESG-WARN][10] ([i915#1982])
   [9]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-kbl7/igt@kms_frontbuffer_tracking@fbc-rgb565-draw-pwrite.html
   [10]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-kbl4/igt@kms_frontbuffer_tracking@fbc-rgb565-draw-pwrite.html

  * igt@kms_frontbuffer_tracking@fbcpsr-1p-rte:
    - shard-tglb:         [PASS][11] -> [DMESG-WARN][12] ([i915#1982]) +2 similar issues
   [11]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-tglb3/igt@kms_frontbuffer_tracking@fbcpsr-1p-rte.html
   [12]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-tglb3/igt@kms_frontbuffer_tracking@fbcpsr-1p-rte.html

  * igt@kms_hdr@bpc-switch-suspend:
    - shard-skl:          [PASS][13] -> [FAIL][14] ([i915#1188])
   [13]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-skl6/igt@kms_hdr@bpc-switch-suspend.html
   [14]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-skl1/igt@kms_hdr@bpc-switch-suspend.html

  * igt@kms_plane_alpha_blend@pipe-c-coverage-7efc:
    - shard-skl:          [PASS][15] -> [FAIL][16] ([fdo#108145] / [i915#265])
   [15]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-skl6/igt@kms_plane_alpha_blend@pipe-c-coverage-7efc.html
   [16]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-skl2/igt@kms_plane_alpha_blend@pipe-c-coverage-7efc.html

  * igt@kms_plane_lowres@pipe-a-tiling-yf:
    - shard-skl:          [PASS][17] -> [DMESG-WARN][18] ([i915#1982]) +12 similar issues
   [17]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-skl2/igt@kms_plane_lowres@pipe-a-tiling-yf.html
   [18]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-skl7/igt@kms_plane_lowres@pipe-a-tiling-yf.html

  * igt@kms_psr@psr2_sprite_plane_move:
    - shard-iclb:         [PASS][19] -> [SKIP][20] ([fdo#109441]) +4 similar issues
   [19]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-iclb2/igt@kms_psr@psr2_sprite_plane_move.html
   [20]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-iclb6/igt@kms_psr@psr2_sprite_plane_move.html

  * igt@kms_setmode@basic:
    - shard-kbl:          [PASS][21] -> [FAIL][22] ([i915#31])
   [21]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-kbl1/igt@kms_setmode@basic.html
   [22]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-kbl4/igt@kms_setmode@basic.html

  * igt@kms_vblank@pipe-a-ts-continuation-suspend:
    - shard-kbl:          [PASS][23] -> [DMESG-WARN][24] ([i915#180]) +4 similar issues
   [23]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-kbl2/igt@kms_vblank@pipe-a-ts-continuation-suspend.html
   [24]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-kbl2/igt@kms_vblank@pipe-a-ts-continuation-suspend.html

  * igt@kms_vblank@pipe-b-query-forked-busy:
    - shard-apl:          [PASS][25] -> [DMESG-WARN][26] ([i915#1635] / [i915#1982])
   [25]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-apl3/igt@kms_vblank@pipe-b-query-forked-busy.html
   [26]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-apl2/igt@kms_vblank@pipe-b-query-forked-busy.html

  * igt@perf_pmu@semaphore-busy@rcs0:
    - shard-kbl:          [PASS][27] -> [FAIL][28] ([i915#1820])
   [27]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-kbl4/igt@perf_pmu@semaphore-busy@rcs0.html
   [28]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-kbl3/igt@perf_pmu@semaphore-busy@rcs0.html

  
#### Possible fixes ####

  * igt@i915_pm_dc@dc6-psr:
    - shard-iclb:         [FAIL][29] ([i915#454]) -> [PASS][30]
   [29]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-iclb8/igt@i915_pm_dc@dc6-psr.html
   [30]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-iclb2/igt@i915_pm_dc@dc6-psr.html

  * igt@i915_selftest@mock@requests:
    - shard-kbl:          [INCOMPLETE][31] ([i915#2110]) -> [PASS][32]
   [31]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-kbl7/igt@i915_selftest@mock@requests.html
   [32]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-kbl2/igt@i915_selftest@mock@requests.html
    - shard-tglb:         [INCOMPLETE][33] ([i915#2110]) -> [PASS][34]
   [33]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-tglb5/igt@i915_selftest@mock@requests.html
   [34]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-tglb8/igt@i915_selftest@mock@requests.html
    - shard-skl:          [INCOMPLETE][35] ([i915#198] / [i915#2110]) -> [PASS][36]
   [35]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-skl1/igt@i915_selftest@mock@requests.html
   [36]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-skl4/igt@i915_selftest@mock@requests.html
    - shard-iclb:         [INCOMPLETE][37] ([i915#2110]) -> [PASS][38]
   [37]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-iclb5/igt@i915_selftest@mock@requests.html
   [38]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-iclb6/igt@i915_selftest@mock@requests.html
    - shard-hsw:          [INCOMPLETE][39] ([i915#2110]) -> [PASS][40]
   [39]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-hsw7/igt@i915_selftest@mock@requests.html
   [40]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-hsw2/igt@i915_selftest@mock@requests.html

  * igt@kms_color@pipe-a-ctm-max:
    - shard-skl:          [DMESG-FAIL][41] ([i915#1982]) -> [PASS][42]
   [41]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-skl9/igt@kms_color@pipe-a-ctm-max.html
   [42]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-skl2/igt@kms_color@pipe-a-ctm-max.html

  * igt@kms_cursor_edge_walk@pipe-a-256x256-right-edge:
    - shard-skl:          [DMESG-WARN][43] ([i915#1982]) -> [PASS][44] +11 similar issues
   [43]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-skl2/igt@kms_cursor_edge_walk@pipe-a-256x256-right-edge.html
   [44]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-skl10/igt@kms_cursor_edge_walk@pipe-a-256x256-right-edge.html

  * igt@kms_cursor_legacy@2x-long-flip-vs-cursor-atomic:
    - shard-glk:          [FAIL][45] ([i915#72]) -> [PASS][46]
   [45]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-glk8/igt@kms_cursor_legacy@2x-long-flip-vs-cursor-atomic.html
   [46]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-glk7/igt@kms_cursor_legacy@2x-long-flip-vs-cursor-atomic.html

  * igt@kms_cursor_legacy@cursor-vs-flip-atomic-transitions-varying-size:
    - shard-hsw:          [FAIL][47] ([i915#57]) -> [PASS][48]
   [47]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-hsw6/igt@kms_cursor_legacy@cursor-vs-flip-atomic-transitions-varying-size.html
   [48]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-hsw4/igt@kms_cursor_legacy@cursor-vs-flip-atomic-transitions-varying-size.html

  * igt@kms_flip@flip-vs-suspend-interruptible@a-dp1:
    - shard-kbl:          [DMESG-WARN][49] ([i915#180]) -> [PASS][50] +4 similar issues
   [49]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-kbl4/igt@kms_flip@flip-vs-suspend-interruptible@a-dp1.html
   [50]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-kbl2/igt@kms_flip@flip-vs-suspend-interruptible@a-dp1.html

  * igt@kms_frontbuffer_tracking@psr-farfromfence:
    - shard-tglb:         [DMESG-WARN][51] ([i915#1982]) -> [PASS][52]
   [51]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-tglb1/igt@kms_frontbuffer_tracking@psr-farfromfence.html
   [52]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-tglb8/igt@kms_frontbuffer_tracking@psr-farfromfence.html

  * igt@kms_frontbuffer_tracking@psr-rgb565-draw-mmap-gtt:
    - shard-skl:          [FAIL][53] ([i915#49]) -> [PASS][54]
   [53]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-skl9/igt@kms_frontbuffer_tracking@psr-rgb565-draw-mmap-gtt.html
   [54]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-skl2/igt@kms_frontbuffer_tracking@psr-rgb565-draw-mmap-gtt.html

  * igt@kms_psr@psr2_primary_mmap_cpu:
    - shard-iclb:         [SKIP][55] ([fdo#109441]) -> [PASS][56] +3 similar issues
   [55]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-iclb8/igt@kms_psr@psr2_primary_mmap_cpu.html
   [56]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-iclb2/igt@kms_psr@psr2_primary_mmap_cpu.html

  * igt@perf@polling-parameterized:
    - shard-tglb:         [FAIL][57] ([i915#1542]) -> [PASS][58]
   [57]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-tglb7/igt@perf@polling-parameterized.html
   [58]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-tglb6/igt@perf@polling-parameterized.html

  * igt@perf_pmu@module-unload:
    - shard-apl:          [DMESG-WARN][59] ([i915#1635] / [i915#1982]) -> [PASS][60]
   [59]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-apl1/igt@perf_pmu@module-unload.html
   [60]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-apl3/igt@perf_pmu@module-unload.html

  
#### Warnings ####

  * igt@gem_exec_reloc@basic-spin-others@vcs0:
    - shard-snb:          [WARN][61] ([i915#2036]) -> [WARN][62] ([i915#2021])
   [61]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-snb5/igt@gem_exec_reloc@basic-spin-others@vcs0.html
   [62]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-snb1/igt@gem_exec_reloc@basic-spin-others@vcs0.html

  * igt@kms_content_protection@atomic-dpms:
    - shard-kbl:          [TIMEOUT][63] ([i915#1319] / [i915#2119]) -> [TIMEOUT][64] ([i915#1319] / [i915#1958] / [i915#2119])
   [63]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-kbl2/igt@kms_content_protection@atomic-dpms.html
   [64]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-kbl2/igt@kms_content_protection@atomic-dpms.html

  * igt@kms_dp_dsc@basic-dsc-enable-edp:
    - shard-iclb:         [DMESG-WARN][65] ([i915#1226]) -> [SKIP][66] ([fdo#109349])
   [65]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-iclb2/igt@kms_dp_dsc@basic-dsc-enable-edp.html
   [66]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-iclb6/igt@kms_dp_dsc@basic-dsc-enable-edp.html

  * igt@kms_flip@flip-vs-expired-vblank-interruptible@a-edp1:
    - shard-skl:          [DMESG-WARN][67] ([i915#1982]) -> [DMESG-FAIL][68] ([i915#1982] / [i915#79])
   [67]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-skl9/igt@kms_flip@flip-vs-expired-vblank-interruptible@a-edp1.html
   [68]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-skl1/igt@kms_flip@flip-vs-expired-vblank-interruptible@a-edp1.html

  * igt@kms_plane_alpha_blend@pipe-a-coverage-7efc:
    - shard-skl:          [DMESG-FAIL][69] ([fdo#108145] / [i915#1982]) -> [DMESG-WARN][70] ([i915#1982])
   [69]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-skl9/igt@kms_plane_alpha_blend@pipe-a-coverage-7efc.html
   [70]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-skl2/igt@kms_plane_alpha_blend@pipe-a-coverage-7efc.html

  * igt@runner@aborted:
    - shard-apl:          [FAIL][71] ([i915#1610] / [i915#1635] / [i915#2110]) -> [FAIL][72] ([fdo#109271] / [i915#1635] / [i915#716])
   [71]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_8766/shard-apl6/igt@runner@aborted.html
   [72]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/shard-apl2/igt@runner@aborted.html

  
  [fdo#108145]: https://bugs.freedesktop.org/show_bug.cgi?id=108145
  [fdo#109271]: https://bugs.freedesktop.org/show_bug.cgi?id=109271
  [fdo#109349]: https://bugs.freedesktop.org/show_bug.cgi?id=109349
  [fdo#109441]: https://bugs.freedesktop.org/show_bug.cgi?id=109441
  [i915#1188]: https://gitlab.freedesktop.org/drm/intel/issues/1188
  [i915#1226]: https://gitlab.freedesktop.org/drm/intel/issues/1226
  [i915#1319]: https://gitlab.freedesktop.org/drm/intel/issues/1319
  [i915#1542]: https://gitlab.freedesktop.org/drm/intel/issues/1542
  [i915#1610]: https://gitlab.freedesktop.org/drm/intel/issues/1610
  [i915#1635]: https://gitlab.freedesktop.org/drm/intel/issues/1635
  [i915#180]: https://gitlab.freedesktop.org/drm/intel/issues/180
  [i915#1820]: https://gitlab.freedesktop.org/drm/intel/issues/1820
  [i915#1930]: https://gitlab.freedesktop.org/drm/intel/issues/1930
  [i915#1958]: https://gitlab.freedesktop.org/drm/intel/issues/1958
  [i915#198]: https://gitlab.freedesktop.org/drm/intel/issues/198
  [i915#1982]: https://gitlab.freedesktop.org/drm/intel/issues/1982
  [i915#2021]: https://gitlab.freedesktop.org/drm/intel/issues/2021
  [i915#2036]: https://gitlab.freedesktop.org/drm/intel/issues/2036
  [i915#2110]: https://gitlab.freedesktop.org/drm/intel/issues/2110
  [i915#2119]: https://gitlab.freedesktop.org/drm/intel/issues/2119
  [i915#265]: https://gitlab.freedesktop.org/drm/intel/issues/265
  [i915#31]: https://gitlab.freedesktop.org/drm/intel/issues/31
  [i915#454]: https://gitlab.freedesktop.org/drm/intel/issues/454
  [i915#49]: https://gitlab.freedesktop.org/drm/intel/issues/49
  [i915#57]: https://gitlab.freedesktop.org/drm/intel/issues/57
  [i915#716]: https://gitlab.freedesktop.org/drm/intel/issues/716
  [i915#72]: https://gitlab.freedesktop.org/drm/intel/issues/72
  [i915#79]: https://gitlab.freedesktop.org/drm/intel/issues/79


Participating hosts (10 -> 10)
------------------------------

  No changes in participating hosts


Build changes
-------------

  * Linux: CI_DRM_8766 -> Patchwork_18214

  CI-20190529: 20190529
  CI_DRM_8766: 947ce595ea05b4baaea060a7e018cc3f49eaf413 @ git://anongit.freedesktop.org/gfx-ci/linux
  IGT_5740: 6663e3ab5f77add7077711c2b649caf2bd7903c4 @ git://anongit.freedesktop.org/xorg/app/intel-gpu-tools
  Patchwork_18214: 61aff133b9ccc47253d83cffcc3f8a85deb4a602 @ git://anongit.freedesktop.org/gfx-ci/linux
  piglit_4509: fdc5a4ca11124ab8413c7988896eec4c97336694 @ git://anongit.freedesktop.org/piglit

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_18214/index.html

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