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From: Eric Dumazet <eric.dumazet@gmail.com>
To: Dave Jones <davej@redhat.com>
Cc: netdev@vger.kernel.org
Subject: Re: oops in udpv6_sendmsg
Date: Mon, 01 Apr 2013 18:23:59 -0700	[thread overview]
Message-ID: <1364865839.5113.165.camel@edumazet-glaptop> (raw)
In-Reply-To: <1364582958.5113.49.camel@edumazet-glaptop>

On Fri, 2013-03-29 at 11:49 -0700, Eric Dumazet wrote:
> On Fri, 2013-03-29 at 14:40 -0400, Dave Jones wrote:
> > Just hit this on Linus' current tree.
> > 
> > BUG: unable to handle kernel NULL pointer dereference at 0000000000000031
> > IP: [<ffffffff8166ca6b>] udpv6_sendmsg+0x34b/0xa90
> > 
> > Looks like the last line of an inlined __ip6_dst_store() call. So line 1243 of net/ipv6/udp.c
> > 
> > 	Dave
> 
> Yes, I had the same problem on my lab machine yesterday and was working
> on it (Using a linux-3.3.8 code base)
> 
> In my case, the invalid rt6i_node value was 0x66b579de

I am mystified by this problem, I could not reproduce it...

Hmm...

  reply	other threads:[~2013-04-02  1:24 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-29 18:40 oops in udpv6_sendmsg Dave Jones
2013-03-29 18:49 ` Eric Dumazet
2013-04-02  1:23   ` Eric Dumazet [this message]
2013-04-11  0:29     ` Dave Jones
2013-04-17  1:02     ` Dave Jones
2013-04-17  2:02       ` Eric Dumazet
2013-04-17 14:11         ` Dave Jones
2013-04-17 14:27           ` Eric Dumazet
2013-04-17 16:05             ` Eric Dumazet
2013-06-25 21:28               ` Hannes Frederic Sowa
2013-06-26  9:22                 ` Eric Dumazet
2013-06-26  9:29                   ` Eric Dumazet
2013-06-26 11:15                     ` Eric Dumazet
2013-06-26 13:07                       ` Hannes Frederic Sowa
2013-06-26 22:15                         ` David Miller

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