[Bug 94684] New: Crash intel driver when i wakeup

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Thu Mar 24 14:48:56 UTC 2016


https://bugs.freedesktop.org/show_bug.cgi?id=94684

            Bug ID: 94684
           Summary: Crash intel driver when i wakeup
           Product: DRI
           Version: XOrg git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: marccollin7379 at gmail.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 122522
  --> https://bugs.freedesktop.org/attachment.cgi?id=122522&action=edit
hwinfo

I have a lenovo s430, with a intel 4000 card. I use kde 5.
I use an external monitor connected to a mini display port and a other monitor
to a mini dvi port. When i use both monitor, laptop internal monitor can be
used.

Sometime when i wakeup computer, i get this error.


[21993.165977] [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR*
uncleared fifo underrun on pipe A                                               
[21993.165996] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU
pipe A FIFO underrun                                                            
[21993.166025] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR*
uncleared pch fifo underrun on pch transcoder A                                 
[21993.166038] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH
transcoder A FIFO underrun                                                      
[21995.198821] [drm:intel_check_cpu_fifo_underruns [i915]] *ERROR* fifo
underrun on pipe B                                                              
[21995.198853] [drm:intel_check_pch_fifo_underruns [i915]] *ERROR* pch fifo
underrun on pch transcoder B                                                    
[21995.231812] [drm:intel_check_cpu_fifo_underruns [i915]] *ERROR* fifo
underrun on pipe B                                                              
[21995.231834] [drm:intel_check_pch_fifo_underruns [i915]] *ERROR* pch fifo
underrun on pch transcoder B                                                    
[22032.247835] [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR*
uncleared fifo underrun on pipe B                                               
[22032.247915] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU
pipe B FIFO underrun                                                            
[22032.263893] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR*
uncleared pch fifo underrun on pch transcoder B                                 
[22032.263971] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH
transcoder B FIFO underrun                                                      
[22032.285129] [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR*
uncleared fifo underrun on pipe A                                               
[22032.285200] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU
pipe A FIFO underrun                                                            
[22032.302019] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR*
uncleared pch fifo underrun on pch transcoder A                                 
[22032.302093] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH
transcoder A FIFO underrun                                                      
[22032.353641] [drm:intel_check_cpu_fifo_underruns [i915]] *ERROR* fifo
underrun on pipe B                                                              
[22032.353693] [drm:intel_check_pch_fifo_underruns [i915]] *ERROR* pch fifo
underrun on pch transcoder B                                                    
[22086.321397] [drm:intel_dp_link_training_clock_recovery [i915]] *ERROR*
failed to enable link training                                                  
[22086.324124] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to start
channel equalization                                                            
[22100.677866] [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR*
uncleared fifo underrun on pipe A
[22100.677885] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU
pipe A FIFO underrun
[22100.677906] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR*
uncleared pch fifo underrun on pch transcoder A
[22100.677919] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH
transcoder A FIFO underrun
[22100.724238] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR*
uncleared pch fifo underrun on pch transcoder B
[22100.724271] [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR*
uncleared fifo underrun on pipe B
[22100.807561] [drm:intel_check_cpu_fifo_underruns [i915]] *ERROR* fifo
underrun on pipe B
[22100.807580] [drm:intel_check_pch_fifo_underruns [i915]] *ERROR* pch fifo
underrun on pch transcoder B
[22131.559050] kactivitymanage[4360]: segfault at 7f3e9eb6bd10 ip
00007f3e9eb82de1 sp 00007ffde18db4b8 error 4 in
libQt5Sql.so.5.5.1[7f3e9eb6d000+3f000]
[22131.927057] [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR*
uncleared fifo underrun on pipe A
[22131.927076] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU
pipe A FIFO underrun
[22131.927930] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR*
uncleared pch fifo underrun on pch transcoder A
[22131.927945] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH
transcoder A FIFO underrun
[22132.066741] [drm:intel_check_cpu_fifo_underruns [i915]] *ERROR* fifo
underrun on pipe B
[22132.066764] [drm:intel_check_pch_fifo_underruns [i915]] *ERROR* pch fifo
underrun on pch transcoder B
[22132.095551] [drm:intel_check_cpu_fifo_underruns [i915]] *ERROR* fifo
underrun on pipe B


habitually computer wakeup, i see the login screen of kde... but i can't type
in the text box... 

so i do ctrl-alt-backspace... that seem to restart x and that work

i use kernel 4.5.0

http://lkml.iu.edu/hypermail/linux/kernel/1603.2/00737.html

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