Ok, today I have this error twice with 4.7.0-040700rc5-generic kernel:
Jul 7 10:01:24 marcelo-notebook kernel: [ 5823.037058]
[drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure on pipe B
(start=349135 end=349136) time 293 us, min 1073, max 1079, scanline start 1046,
end 1080
Jul 7 20:23:15 marcelo-notebook kernel: [43135.652121]
[drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure on pipe A
(start=723134 end=723135) time 208 us, min 763, max 767, scanline start 760,
end 766
root@marcelo-notebook:~# uname -a
Linux marcelo-notebook 4.7.0-040700rc5-generic #201606262232 SMP Mon Jun 27
02:34:07 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
Regards
** Tags added: kernel-bug-exists-upstream kernel-bug-exists-
upstream-4.7-rc5
** Changed in: xorg (Ubuntu)
Status: Incomplete => Confirmed
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https://bugs.launchpad.net/bugs/1579182
Title:
[drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure on
pipe A
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