netdev - Re: Repeatable IPv6 crash in 3.19.0-1

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Message-ID: <1425089025.5130.61.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Fri, 27 Feb 2015 18:03:45 -0800
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Brian Rak <brak@...tr.com>
Cc:	netdev@...r.kernel.org
Subject: Re: Repeatable IPv6 crash in 3.19.0-1

On Fri, 2015-02-27 at 18:01 -0800, Eric Dumazet wrote:
> On Fri, 2015-02-27 at 20:54 -0500, Brian Rak wrote:
> 
> > Wow, that was *much* faster then I was expecting, thanks a bunch!
> > 
> > I can confirm that resolves the issue.. I've tested this and it fixes 
> > the issue perfectly.  I've been able to put a whole bunch of IPv6 
> > traffic through the interface now, whereas before even a minor amount of 
> > traffic would crash the host.
> > 
> > Thanks again!
> 
> Interesting...
> 
> Had a prior version of linux kernel been fine ?

Or maybe you recently switched on this config option ?

CONFIG_DEBUG_PAGEALLOC=y



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