[Bug 57122] [g4x regression] Graphics crash on Intel G41 under 3.7-rc3

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=57122

--- Comment #26 from Chris Wilson <chris at chris-wilson.co.uk> ---
(In reply to comment #25)
> 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

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)?

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