netdev - RE: kernel BUG at /build/buildd/linux-2.6.32/mm/mempolicy.c

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Date:	Wed, 5 Dec 2012 22:16:02 +0530
From:	Devendra C <devendra-stark@...look.com>
To:	Bokhan Artem <art@....ru>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Borislav Petkov (" <bp@...en8.de>
CC:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: RE: kernel BUG at /build/buildd/linux-2.6.32/mm/mempolicy.c

> Date: Wed, 5 Dec 2012 22:22:08 +0700
> From: art@....ru
> To: linux-kernel@...r.kernel.org
> Subject: kernel BUG at /build/buildd/linux-2.6.32/mm/mempolicy.c
> 
> Hello.
> 
> We have several servers with mongodb running. Each server has several mongodb 
> instances. Mongodb dataset is larger then availiable memory (mongodb uses 
> memory-mapped files for all disk I/O).
> 2.6.32 and 2.6.38 kernels periodically crash and crash happens only with mongodb 
> servers.
> 
> 2.6.38's trace is in attachment.
> For 2.6.32 I only have "kernel BUG at 
> /build/buildd/linux-2.6.32/mm/mempolicy.c:1489!"
> 
> Heed help! :)

Adding netdev to cc,

seems like the networking bug?

if so please attach some tcpdump traces, lspci -vv -n, 

please forgive me if its not related to networking. :(

thanks, 		 	   		  --
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