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Date: Sat, 12 Dec 2009 02:06:14 -0800 (PST)
From: lists@...dbynature.de
To: Eric Dumazet <eric.dumazet@...il.com>
cc: David Miller <davem@...emloft.net>, linux-kernel@...r.kernel.org,
netdev@...r.kernel.org
Subject: Re: Badness at net/ipv4/inet_connection_sock.c:293
On Sat, 12 Dec 2009 at 10:22, Eric Dumazet wrote:
> > Yeah I started seeing this on one of my machines too, the
> > assertion is:
> >
> > WARN_ON(newsk->sk_state == TCP_SYN_RECV);
> >
> > I wonder if some of the refactorings we did to allow per-route
> > SACK/DSACK/etc. controls messed some sequence of state changes
> > on TCP sockets. But I can't find anything obvious in those
> > commits.
>
> Could it be about syncookies patches ?
> tcp_create_openreq_child() changes ?
Hm, I'd like to reproduce this thing and just ran "siege" against the
proxy, spawning > 10k connections (simliar to when the warnings appeared)
but I can't trigger the message any more. I'm tempted to bisect, but this
is no fun when I cannot reproduce the messages :-\
Christian.
--
BOFH excuse #140:
LBNC (luser brain not connected)
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