netdev - Re: Possible networking regression in 3.6.0

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Date:	Tue, 2 Oct 2012 11:57:38 -0400
From:	Dave Jones <davej@...hat.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	David Miller <davem@...emloft.net>, chris2553@...glemail.com,
	netdev@...r.kernel.org, gpiez@....de
Subject: Re: Possible networking regression in 3.6.0

On Tue, Oct 02, 2012 at 05:48:39PM +0200, Eric Dumazet wrote:
 > From: Eric Dumazet <edumazet@...gle.com>
 > 
 > On Tue, 2012-10-02 at 17:35 +0200, Eric Dumazet wrote:
 > > On Mon, 2012-10-01 at 22:04 +0200, Eric Dumazet wrote:
 > > > On Mon, 2012-10-01 at 16:01 -0400, David Miller wrote:
 > > 
 > > > > If you can find a way to more reliably trigger the case, that would
 > > > > help us immensely.
 > > > 
 > > > I am building a KMEMCHECK kernel, as a last try before my night ;)
 > > 
 > > This was a total disaster. KMEMCHECK dies horribly on my machine
 > > 
 > > David, shouldnt we use a nh_rth_forward instead of a nh_rth_input in
 > > __mkroute_input() ?
 > > 
 > > (And change rt_cache_route() as well ?)
 > > 
 > > I am testing a patch right now.
 > 
 > Yeah, this patch seems to fix the bug for me.

Good work! Any idea why it didn't happen on every build for me ?

>From your description, this should have failed every time ?

	Dave
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