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<body><span class="vcard"><a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> <span class="fn">Chris Wilson</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [SNB+ Regression]igt/gem_render_copy_redux sporadically cause system hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84207">bug 84207</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>NEW
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<td>NEEDINFO
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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [SNB+ Regression]igt/gem_render_copy_redux sporadically cause system hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84207#c8">Comment # 8</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [SNB+ Regression]igt/gem_render_copy_redux sporadically cause system hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84207">bug 84207</a>
from <span class="vcard"><a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> <span class="fn">Chris Wilson</span></a>
</span></b>
<pre>Hmm, that shows no signs of poisoning, so I think we can rule out a double-free
of the i915_mm_struct. Could you gdb vmlinux (it will be in the root directory
of your build tree) and "list * mmu_notifier_unregister+0x18"</pre>
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