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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [ILK/SNB/IVB]igt/testdisplay causes *ERROR* Pipe A FIFO underrun"
href="https://bugs.freedesktop.org/show_bug.cgi?id=74102#c26">Comment # 26</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [ILK/SNB/IVB]igt/testdisplay causes *ERROR* Pipe A FIFO underrun"
href="https://bugs.freedesktop.org/show_bug.cgi?id=74102">bug 74102</a>
from <span class="vcard"><a class="email" href="mailto:yann.argotti@intel.com" title="yann <yann.argotti@intel.com>"> <span class="fn">yann</span></a>
</span></b>
<pre>(In reply to Mikhail Morfikov from <a href="show_bug.cgi?id=74102#c24">comment #24</a>)
<span class="quote">> 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.</span >
Mikhail, did you have chance to try with v4.6-rc6 ?</pre>
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