[Bug 78003] [865g] Invalid Cursor PTE (Display C TLB)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=78003

--- Comment #3 from Chris Wilson <chris at chris-wilson.co.uk> ---
(In reply to comment #2)
> No, just having you on. Manually constructing that sysfs drm/card0/error
> dump did take quite some time I can tell you -- but hey, anything for a
> succesful belated april fools.
> 
> Older Intel (865G here) has and had had for years metric tons of these sorts
> of problems. Given that I cannot interpret them, I cannot tell you with
> certainty that this current issue is always the same problem but certainly
> this message:
> 
> [drm:i915_report_and_clear_eir] *ERROR* EIR stuck: 0x00000010, masking
> 
> has appeared for me regularly for multiple years now. If you google for it,
> you will find it's not just me either.

This error is not unknown to us. Just we have the occassional overzealous bug
scrub that closes those bug reports as obsolete, even though we know that we
haven't root caused the issue.

> If you were more specifically referring to needing UXA: the default, SNA I
> gather, causes all sorts of corruption; (most) immediately triggerable in a
> terminal; mate-terminal now, but the xfce terminal and I believe rxvt were
> also affected. Quite often the first line of output will be invisible. Both
> with a white on black and a black on white terminal, by the way.

Indeed I was. I need your Xorg.0.log so that I have an idea about software
versions for starters.

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