Bug 105340 - [CI] igt@kms_* - dmesg-warn - *ERROR* CPU pipe A FIFO underrun
Summary: [CI] igt@kms_* - dmesg-warn - *ERROR* CPU pipe A FIFO underrun
Status: CLOSED WORKSFORME
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: DRI git
Hardware: Other All
: high normal
Assignee: Intel GFX Bugs mailing list
QA Contact: Intel GFX Bugs mailing list
URL:
Whiteboard: ReadyForDev
Keywords:
Depends on:
Blocks: 105980
  Show dependency tree / graph
 
Reported: 2018-03-05 06:30 UTC by Marta Löfstedt
Modified: 2018-04-20 14:19 UTC (History)
1 user (show)

See Also:
i915 platform: GLK
i915 features: display/Other

Attachments

Description Marta Löfstedt 2018-03-05 06:30:13 UTC 
https://intel-gfx-ci.01.org/tree/drm-tip/IGT_4321/shard-glkb3/igt@kms_vblank@pipe-a-ts-continuation-modeset-hang.html

<7>[  211.047130] [drm:intel_fbc_enable [i915]] Enabling FBC on pipe A
<3>[  211.047229] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
<7>[  211.047690] [drm:intel_fbc_underrun_work_fn [i915]] Disabling FBC due to FIFO underrun.
Comment 1 Marta Löfstedt 2018-03-06 06:59:26 UTC 
https://intel-gfx-ci.01.org/tree/drm-tip/IGT_4328/shard-glkb3/igt@kms_flip@dpms-off-confusion.html

<3>[  273.362010] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
Comment 2 Marta Löfstedt 2018-03-26 12:49:23 UTC 
https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_7/fi-glk-1/igt@kms_plane_scaling@pipe-a-scaler-with-clipping-clamping.html

[  224.620253] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
Comment 3 Martin Peres 2018-04-20 14:19:33 UTC 
Last seen on CI_DRM_3877 (1 month, 2 weeks / 377 runs ago). Closing!

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