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SubjectRe: SLUB BUG: check_slab called with interrupts enabled
On 06/16/2011 11:57 AM, Christoph Lameter wrote:
> On Thu, 16 Jun 2011, Rik van Riel wrote:
>
>> After backing them out, I got 18 hours of uptime so far.
>>
>> This could just be dumb luck, or it could be some slub vs. kswapd
>> interaction. Or maybe I simply am not triggering the original
>> bug any more because kswapd is now doing all the work, but may
>> still be able to trigger it under more memory pressure...
>
> Could be some memory issue or stack corruption. This is a machine with ECC
> ram right?

Yes it is, 12GB of ECC memory.

Running that much without ECC is probably a bad idea :)

>> Either way, since this could still be dumb luck, I'll let you
>> guys know if/when I see a next crash :)
>
> OK.

30 hours uptime already.

Just a little beyond the "dumb luck" threshold.

However, I suspect the bug may still be there and
the fact that kswapd is doing more work may simply
be hiding it.

--
All rights reversed


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