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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [HSW] kms_flip hangs the machine"
href="https://bugs.freedesktop.org/show_bug.cgi?id=72917#c7">Comment # 7</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [HSW] kms_flip hangs the machine"
href="https://bugs.freedesktop.org/show_bug.cgi?id=72917">bug 72917</a>
from <span class="vcard"><a class="email" href="mailto:przanoni@gmail.com" title="Paulo Zanoni <przanoni@gmail.com>"> <span class="fn">Paulo Zanoni</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=72917#c6">comment #6</a>)
<span class="quote">> Bisected:
>
> commit bfca05275a594920ad5111f5a23ec6fadc0d0780
> Author: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
> Date: Wed Dec 18 16:40:38 2013 +0100
>
> Revert "drm/i915: Do not allow buffers at offset 0"
>
> Assigning to Daniel since he decided to revert in the first place. As I
> noted in the original commit, I had unexplainable errors when using offset 0.
>
> A simple revert of the SHA fixes the problem for me.</span >
I can still get the backtrace even after reverting the revert :(
How can I help debug this?</pre>
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