netdev - Re: Bug, kernel panic, NULL dereference , cleanup_once / icmp_route_lookup.clone.19.clone / nat , 2.6.39-rc7-git11

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Message-ID: <1305713111.2991.1.camel@edumazet-laptop>
Date:	Wed, 18 May 2011 12:05:11 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Denys Fedoryshchenko <denys@...p.net.lb>
Cc:	netdev@...r.kernel.org
Subject: Re: Bug, kernel panic, NULL dereference , cleanup_once /
 icmp_route_lookup.clone.19.clone / nat , 2.6.39-rc7-git11

Le mercredi 18 mai 2011 à 12:53 +0300, Denys Fedoryshchenko a écrit :

>  Yes, i will try. I should enable SLUB debugging only, or also anything 
>  else?
> 
>  But possible it will take time to reproduce bug, seems it is occuring 
>  rare. With 2.6.39 release i will rollout update to few hundreds PPPoE's, 
>  maybe it will increase chances to get information.
> 

I would try both : slub_debug=ZFP slub_nomerge

or maybe only slub_debug=ZFPU

Thanks !


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