From: Pedro Ribeiro <pedrib@gmail.com>
To: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Nigel Cunningham <ncunningham@crca.org.au>
Subject: Re: BUG at mm/slab.c:2990 with 2.6.33-rc5-tuxonice
Date: Tue, 26 Jan 2010 21:50:19 +0000 [thread overview]
Message-ID: <74fd948d1001261350n2f26c057ubbe056d11d19abf2@mail.gmail.com> (raw)
In-Reply-To: <4B5F5794.8020302@cs.helsinki.fi>
2010/1/26 Pekka Enberg <penberg@cs.helsinki.fi>:
> Matt Mackall wrote:
>>
>> On Wed, 2010-01-27 at 07:39 +1100, Nigel Cunningham wrote:
>>>
>>> Hi.
>>>
>>> Pedro Ribeiro wrote:
>>>>
>>>> Hi,
>>>>
>>>> I hit a bug at mm/slab.c:2990 with .33-rc5.
>>>> Unfortunately nothing more is available than a screen picture with a
>>>> crash dump, although it is a good one.
>>>> The bug was hit almost at the end of a hibernation cycle with
>>>> Tux-on-Ice, while saving memory contents to an encrypted swap
>>>> partition.
>>>>
>>>> The image is here http://img264.imageshack.us/img264/9634/mmslab.jpg
>>>> (150 kb)
>>>>
>>>> Hopefully it is of any use for you. Please let me know if you need any
>>>> more info.
>>>
>>> Looks to me to be completely unrelated to TuxOnIce - at least at a first
>>> glance.
>>>
>>> Ccing the slab allocator maintainers listed in MAINTAINERS.
>>
>> Not sure if this will do us any good, it's the second oops.
>
> Looks like slab corruption to me which is usually not a slab bug but caused
> by buggy callers. Is CONFIG_DEBUG_SLAB enabled?
>
I have enabled it and compiled the kernel. As soon as I hit the bug, I
will send a photo here.
Regards,
Pedro
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next prev parent reply other threads:[~2010-01-26 21:50 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <74fd948d1001261121r7e6d03a4i75ce40705abed4e0@mail.gmail.com>
2010-01-26 20:39 ` BUG at mm/slab.c:2990 with 2.6.33-rc5-tuxonice Nigel Cunningham
2010-01-26 20:50 ` Matt Mackall
2010-01-26 20:59 ` Pekka Enberg
2010-01-26 21:35 ` Christoph Lameter
2010-01-26 21:50 ` Pedro Ribeiro [this message]
2010-01-26 23:31 ` Pedro Ribeiro
2010-01-27 8:02 ` Pekka Enberg
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