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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [g4x regression] Graphics crash on Intel G41 under 3.7-rc3"
href="https://bugs.freedesktop.org/show_bug.cgi?id=57122#c26">Comment # 26</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [g4x regression] Graphics crash on Intel G41 under 3.7-rc3"
href="https://bugs.freedesktop.org/show_bug.cgi?id=57122">bug 57122</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>(In reply to <a href="show_bug.cgi?id=57122#c25">comment #25</a>)
<span class="quote">> In the test kernel, sometimes I catch the stalling process with this stack:
>
> [<ffffffff816422e6>] retint_kernel+0x26/0x30
> [<ffffffff81149feb>] shrink_page_list+0x68b/0xa00
> [<ffffffff8114a8cf>] shrink_inactive_list+0x18f/0x450
> [<ffffffff8114b318>] shrink_lruvec+0x448/0x560
> [<ffffffff8114b4a5>] shrink_zone+0x75/0xa0
> [<ffffffff8114b63b>] zone_reclaim+0x16b/0x270
> [<ffffffff8113f6c1>] get_page_from_freelist+0x511/0x740
> [<ffffffff8113fa98>] __alloc_pages_nodemask+0x1a8/0x9f0
> [<ffffffff8117e6a3>] alloc_pages_vma+0xb3/0x190
> [<ffffffff81160e39>] handle_pte_fault+0x709/0xab0
> [<ffffffff81162469>] handle_mm_fault+0x269/0x340
> [<ffffffff8164540c>] __do_page_fault+0x16c/0x5a0
> [<ffffffff8164584e>] do_page_fault+0xe/0x10
> [<ffffffff81642488>] page_fault+0x28/0x30
> [<ffffffffffffffff>] 0xffffffffffffffff</span >
There's a direct-reclaim bug that matches this description in that kernel that
is yet to be resolved upstream. Can you please keep testing and comparing the
stacks of when it is stalled (or try sudo perf top) and see if it is always the
same (or at least similar)?</pre>
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