✗ Fi.CI.BAT: failure for drm/i915/mtl: Update PLL c20 phy value for DP uhbr20

[Patchwork]

== Series Details ==

Series: drm/i915/mtl: Update PLL c20 phy value for DP uhbr20
URL   : https://patchwork.freedesktop.org/series/137844/
State : failure

== Summary ==

CI Bug Log - changes from CI_DRM_15301 -> Patchwork_137844v1
====================================================

Summary
-------

  **FAILURE**

  Serious unknown changes coming with Patchwork_137844v1 absolutely need to be
  verified manually.
  
  If you think the reported changes have nothing to do with the changes
  introduced in Patchwork_137844v1, please notify your bug team (I915-ci-infra at lists.freedesktop.org) to allow them
  to document this new failure mode, which will reduce false positives in CI.

  External URL: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_137844v1/index.html

Participating hosts (39 -> 33)
------------------------------

  Missing    (6): bat-dg1-7 bat-kbl-2 fi-snb-2520m fi-cfl-8109u fi-elk-e7500 bat-dg2-11 

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

  Here are the unknown changes that may have been introduced in Patchwork_137844v1:

### IGT changes ###

#### Possible regressions ####

  * igt at fbdev@write:
    - bat-arls-1:         [PASS][1] -> [DMESG-FAIL][2]
   [1]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_15301/bat-arls-1/igt@fbdev@write.html
   [2]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_137844v1/bat-arls-1/igt@fbdev@write.html

  
#### Warnings ####

  * igt at fbdev@read:
    - bat-arls-1:         [DMESG-WARN][3] ([i915#9157]) -> [FAIL][4]
   [3]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_15301/bat-arls-1/igt@fbdev@read.html
   [4]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_137844v1/bat-arls-1/igt@fbdev@read.html

  
#### Suppressed ####

  The following results come from untrusted machines, tests, or statuses.
  They do not affect the overall result.

  * igt at i915_selftest@live at workarounds:
    - {bat-arlh-3}:       NOTRUN -> [INCOMPLETE][5]
   [5]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_137844v1/bat-arlh-3/igt@i915_selftest@live@workarounds.html

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

  Here are the changes found in Patchwork_137844v1 that come from known issues:

### IGT changes ###

#### Issues hit ####

  * igt at i915_selftest@live at hangcheck:
    - bat-arls-2:         [PASS][6] -> [DMESG-WARN][7] ([i915#11349])
   [6]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_15301/bat-arls-2/igt@i915_selftest@live@hangcheck.html
   [7]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_137844v1/bat-arls-2/igt@i915_selftest@live@hangcheck.html

  
#### Possible fixes ####

  * igt at kms_flip@basic-flip-vs-wf_vblank at b-edp1:
    - {bat-arlh-3}:       [INCOMPLETE][8] -> [PASS][9]
   [8]: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_15301/bat-arlh-3/igt@kms_flip@basic-flip-vs-wf_vblank@b-edp1.html
   [9]: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_137844v1/bat-arlh-3/igt@kms_flip@basic-flip-vs-wf_vblank@b-edp1.html

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

  [i915#10196]: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/10196
  [i915#11346]: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/11346
  [i915#11349]: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/11349
  [i915#11671]: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/11671
  [i915#11681]: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/11681
  [i915#11723]: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/11723
  [i915#11726]: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/11726
  [i915#8809]: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/8809
  [i915#9157]: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/9157


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

  * Linux: CI_DRM_15301 -> Patchwork_137844v1

  CI-20190529: 20190529
  CI_DRM_15301: 27592570393fbdca50a8767bf7b53ff88147e701 @ git://anongit.freedesktop.org/gfx-ci/linux
  IGT_7993: 3b6b2d238e864ff1af9e33159d3bbf4b7f01d86d @ https://gitlab.freedesktop.org/drm/igt-gpu-tools.git
  Patchwork_137844v1: 27592570393fbdca50a8767bf7b53ff88147e701 @ git://anongit.freedesktop.org/gfx-ci/linux

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_137844v1/index.html
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