[Bug 74102] [ILK/SNB/IVB]igt/testdisplay causes *ERROR* Pipe A FIFO underrun

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=74102

--- Comment #26 from yann <yann.argotti at intel.com> ---
(In reply to Mikhail Morfikov from comment #24)
> I have the same issue:
> 
> Apr 28 12:21:28 morfikownia kernel: [drm:ironlake_irq_handler [i915]]
> *ERROR* CPU pipe A FIFO underrun
> Apr 28 12:21:28 morfikownia kernel: [drm:ironlake_irq_handler [i915]]
> *ERROR* PCH transcoder A FIFO underrun
> 
> $ uname -a
> Linux morfikownia 4.5.0-1-amd64 #1 SMP Debian 4.5.1-1 (2016-04-14) x86_64
> GNU/Linu
> 
> So it looks like in 4.5 this isn't fixed. For now I'm not able to test
> v4.6-rc5.

Mikhail, did you have chance to try with v4.6-rc6 ?

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