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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [SKL bisected] texsubimage pbo intermittent failures"
href="https://bugs.freedesktop.org/show_bug.cgi?id=91926#c59">Comment # 59</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [SKL bisected] texsubimage pbo intermittent failures"
href="https://bugs.freedesktop.org/show_bug.cgi?id=91926">bug 91926</a>
from <span class="vcard"><a class="email" href="mailto:topi.pohjolainen@intel.com" title="Topi Pohjolainen <topi.pohjolainen@intel.com>"> <span class="fn">Topi Pohjolainen</span></a>
</span></b>
<pre>(In reply to Topi Pohjolainen from <a href="show_bug.cgi?id=91926#c58">comment #58</a>)
<span class="quote">> (In reply to Topi Pohjolainen from <a href="show_bug.cgi?id=91926#c57">comment #57</a>)
> > Decreasing the texture and buffer size into one fourth of the original, into
> > 64x32, seems to give me 100% probability of reproducing on IVB with the
> > simplified test case. I'll try with the original and SKL.
>
> More on IVB first. Using 32 x 16 x 4 = 2048 looks to be too small to
> reproduce. On the other hand 32 x 32 x 4 = 4096 looks to give 100%
> probability. The latter has the buffer end at the page boundary suggesting
> that buffer overrun due to alignment plays some role afterall (perhaps just
> something more complex than discussed before).</span >
Moreover 32 x 32 seems to require only two internal iterations in the test
(original has 10).</pre>
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