Bug 100248

Summary: [BAT][SKL] *ERROR* CPU pipe B FIFO underrun in CI
Product: DRI Reporter: Martin Peres <martin.peres>
Component: DRM/IntelAssignee: Intel GFX Bugs mailing list <intel-gfx-bugs>
Status: CLOSED WORKSFORME QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: critical    
Priority: highest CC: intel-gfx-bugs
Version: DRI git   
Hardware: Other   
OS: All   
Whiteboard: ReadyForDev
i915 platform: SKL i915 features: display/Other

Description Martin Peres 2017-03-17 11:17:40 UTC 
We got "*ERROR* CPU pipe B FIFO underrun" in dmesg when running igt@drv_module_reload@basic-reload-final on CI_DRM_2337.

Full results: https://intel-gfx-ci.01.org/CI/CI_DRM_2337/fi-skl-6770hq/igt@drv_module_reload@basic-reload-final.html
Comment 1 Martin Peres 2017-03-23 11:51:17 UTC 
Failure rate 2/49 run(s) (4%)

Does not seem to have happened since CI_DRM_2337. Raising the priority anyway so as to get developer feedback on this!
Comment 2 Jani Saarinen 2017-04-24 13:49:12 UTC 
Last seen 11th of April:
Statistics: Failure rate 3/209 run(s) (1%)
Comment 3 Jani Saarinen 2017-05-03 06:22:52 UTC 
Seen again CI_DRM_2574: 11 hours / 0 runs ago	
Statistics: Failure rate 4/232 run(s) (1%)
Comment 4 Ricardo 2017-05-09 16:47:36 UTC 
Adding tag into "Whiteboard" field - ReadyForDev
The bug still active
*Status is correct
*Platform is included
*Feature is included
*Priority and Severity correctly set
Comment 5 Clemens Eisserer 2017-05-12 07:08:03 UTC 
Could this be related to: https://bugs.freedesktop.org/show_bug.cgi?id=101012 ?
Comment 6 Jani Saarinen 2017-05-22 10:08:08 UTC 
No, 101012 is for ILK.
Comment 7 Jani Saarinen 2017-06-02 07:50:33 UTC 
Last seen:2017-05-02
Statistics: Failure rate 4/345 run(s) (1%)
Resolving.

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