Bug 178701

Summary: [drm:ironlake_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
Product: Drivers Reporter: Cristian Aravena Romero (caravena)
Component: Video(Other)Assignee: drivers_video-other
Status: RESOLVED INVALID    
Severity: normal CC: psk
Priority: P1    
Hardware: All   
OS: Linux   
Kernel Version: 4.9.0-040900rc1-generic Subsystem:
Regression: No Bisected commit-id:
Attachments: dmesg_4.9.0-040900rc1-generic
lspci -vvnn

Description Cristian Aravena Romero 2016-10-20 16:48:29 UTC 
Created attachment 242081 [details]
dmesg_4.9.0-040900rc1-generic

[    2.831605] [drm:ironlake_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
[    2.832236] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder A
[    2.832273] [drm:cpt_irq_handler [i915]] *ERROR* PCH transcoder A FIFO underrun
Comment 1 Cristian Aravena Romero 2016-10-20 16:48:53 UTC 
Created attachment 242091 [details]
lspci -vvnn
Comment 2 Jani Nikula 2016-10-20 17:50:54 UTC 
Please file drm/i915 bugs at https://bugs.freedesktop.org/enter_bug.cgi?product=DRI&component=DRM/Intel
Comment 3 Cristian Aravena Romero 2016-10-20 20:01:16 UTC 
Open new report:
https://bugs.freedesktop.org/show_bug.cgi?id=98360
Comment 4 Peter Spiess-Knafl 2017-01-03 15:33:17 UTC 
I am experiencing the same error. Kernel 4.8