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SubjectRe: kernel BUG at mm/vmscan.c:1114
16:54, Mel Gorman wrote:
> On Wed, Aug 03, 2011 at 02:44:20PM +0800, Xiaotian Feng wrote:
>> On Tue, Aug 2, 2011 at 3:22 PM, Andrew Morton <akpm@linux-foundation.org> wrote:
>>> On Tue, 2 Aug 2011 15:09:57 +0800 Xiaotian Feng <xtfeng@gmail.com> wrote:
>>>
>>>> __ __I'm hitting the kernel BUG at mm/vmscan.c:1114 twice, each time I
>>>> was trying to build my kernel. The photo of crash screen and my config
>>>> is attached.
>>>
>>> hm, now why has that started happening?
>>>
>>> Perhaps you could apply this debug patch, see if we can narrow it down?
>>>
>>
>> I will try it then, but it isn't very reproducible :(
>> But my system hung after some list corruption warnings... I hit the
>> corruption 4 times...
>>
>
> That is very unexpected but if lists are being corrupted, it could
> explain the previously reported bug as that bug looked like an active
> page on an inactive list.
>
> What was the last working kernel? Can you bisect?
>

I just triggered the same BUG_ON() while running xfstests to test btrfs,
but I forgot to remember which test case was running when it happaned,
case 134 or around.

--
Li Zefan


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