Bug 105586

Summary:	[CI] [IVB only] igt@kms_panel_fitting@atomic-fastset - dmesg-warn - ERROR uncleared fifo underrun on pipe B &\| ERROR CPU pipe B FIFO underrun
Product:	DRI	Reporter:	Marta Löfstedt <marta.lofstedt>
Component:	DRM/Intel	Assignee:	Intel GFX Bugs mailing list <intel-gfx-bugs>
Status:	CLOSED WORKSFORME	QA Contact:	Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity:	normal
Priority:	medium	CC:	intel-gfx-bugs
Version:	DRI git
Hardware:	Other
OS:	All
Whiteboard:	ReadyForDev
i915 platform:	IVB	i915 features:	display/atomic
Bug Depends on:
Bug Blocks:	105980

Description Marta Löfstedt 2018-03-19 07:23:51 UTC

https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_1/fi-ivb-3520m/igt@kms_panel_fitting@atomic-fastset.html

[   76.180613] [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR* uncleared fifo underrun on pipe B
[   76.180865] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun

Comment 1 Martin Peres 2018-06-14 09:55:24 UTC

Only seen on idle runs, which means it does not affect pre-merge testing. Dropping the priority to medium.

Comment 2 Lakshmi 2019-07-31 14:02:08 UTC

The reproduction rate of this issue was 100%. Not seen after drmtip_234 (5 months old).
Closing this issue as WORKSFORME.

Comment 3 CI Bug Log 2019-07-31 14:02:32 UTC

The CI Bug Log issue associated to this bug has been archived.

New failures matching the above filters will not be associated to this bug anymore.

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