Messages in this thread | | | Date | Thu, 20 Aug 2009 07:19:37 -0400 | From | Bob Copeland <> | Subject | Re: 2.6.32-rc6 BUG at mm/slab.c:2869! |
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On Thu, Aug 20, 2009 at 08:08:16AM +0300, Pekka Enberg wrote: > Someone is stomping on SLAB internal data structures. Ext4 appears in > both stack traces so I guess we should CC linux-ext4. How easy is it > to reproduce this bug? One option is to try kmemcheck to see if it > catches the problem (see Documentation/kmemcheck.txt for details).
I don't yet have a way to reproduce at will but I've anecdotally hit this or some related bug 3 times in the last week or two without trying, I only now captured a stack trace. I can try some workload to exercise the filesystem a bit more to see what turns up.
I'll try that and kmemcheck next.
-- Bob Copeland %% www.bobcopeland.com
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