Well,

I was not crazy:

http://fedoramagazine.org/solution-graphics-issues-intel-graphics-chipsets-fedora-22/

HTH

2015-05-29 7:57 GMT-03:00 kendell clark <coffeekingms@gmail.com>:
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hi
Well, I don't know about the OP, but for me there are no symptoms. I
just get the error at every startup, but the system functions normally
Thanks
Kendell clark


drago01 wrote:
> On Fri, May 29, 2015 at 12:13 PM, Sergio Belkin <sebelk@gmail.com>
> wrote:
>> Hi,
>>
>> Could you tell me if anyone else is having this kind of issues:
>>
>> [vie may 29 07:01:22 2015] [drm] Initialized drm 1.1.0 20060810
>> [vie may 29 07:01:22 2015] [drm] Memory usable by graphics device
>> = 2048M [vie may 29 07:01:22 2015] fb: switching to inteldrmfb
>> from EFI VGA [vie may 29 07:01:22 2015] [drm] Replacing VGA
>> console driver [vie may 29 07:01:22 2015] [drm] Supports vblank
>> timestamp caching Rev 2 (21.10.2013). [vie may 29 07:01:22 2015]
>> [drm] Driver supports precise vblank timestamp query. [vie may 29
>> 07:01:22 2015] [drm] Initialized i915 1.6.0 20150130 for
>> 0000:00:02.0 on minor 0 [vie may 29 07:01:22 2015] fbcon:
>> inteldrmfb (fb0) is primary device [vie may 29 07:01:22 2015]
>> [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR*
>> uncleared pch fifo underrun on pch transcoder A [vie may 29
>> 07:01:22 2015] [drm:intel_pch_fifo_underrun_irq_handler [i915]]
>> *ERROR* PCH transcoder A FIFO underrun [vie may 29 07:01:23 2015]
>> i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
>
> What exactly is your problem? What are the symptoms? Also bugzilla
> is a better place for those kind of things.
>
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Sergio Belkin  http://www.sergiobelkin.com
LPIC-2 Certified - http://www.lpi.org