From: Hannes Frederic Sowa <hannes@redhat.com>
To: Steffen Klassert <steffen.klassert@secunet.com>
Cc: Chris Ruehl <chris.ruehl@gtsys.com.hk>,
netdev@vger.kernel.org, davem@davemloft.net
Subject: Re: ipv6: oops in datagram.c line 260
Date: Wed, 07 Jan 2015 11:45:02 +0100 [thread overview]
Message-ID: <1420627502.26870.38.camel@redhat.com> (raw)
In-Reply-To: <20150107072254.GA13046@secunet.com>
On Mi, 2015-01-07 at 08:22 +0100, Steffen Klassert wrote:
> On Tue, Jan 06, 2015 at 05:01:13PM +0100, Hannes Frederic Sowa wrote:
> >
> > xfrm6_output_finish unconditionally resets skb->protocol so we try to
> > dispatch to the IPv6 handler, even though tcp just sends an IPv4 packet.
>
> Maybe we better dispatch based on sk->sk_family, this should give
> always the right address family of the socket.
The original problem was dealing with IPv4/v6 mapped traffic. Processing
local errors from unconnected UDP sockets which are emitting both IPv4
and IPv6 frames won't play nicely with sk->sk_family I fear.
Bye,
Hannes
next prev parent reply other threads:[~2015-01-07 10:45 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-10 5:43 ipv6: oops in datagram.c line 260 Chris Ruehl
2014-12-24 13:42 ` Chris Ruehl
2015-01-06 16:01 ` Hannes Frederic Sowa
2015-01-07 7:22 ` Steffen Klassert
2015-01-07 10:45 ` Hannes Frederic Sowa [this message]
2015-01-07 12:26 ` Steffen Klassert
2015-01-26 8:35 ` Steffen Klassert
2015-01-27 4:20 ` Chris Ruehl
[not found] ` <54C71AFB.40300@gtsys.com.hk>
2015-01-27 11:58 ` Steffen Klassert
2015-01-28 3:50 ` Chris Ruehl
2015-02-06 7:37 ` Chris Ruehl
2015-02-10 9:57 ` Steffen Klassert
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