From mboxrd@z Thu Jan  1 00:00:00 1970
From: Patrick McHardy <kaber@trash.net>
Subject: Re: 2.4.22-bk2 and 2.4.23-pre1 broke routing
Date: Thu, 28 Aug 2003 16:55:41 +0200
Sender: linux-kernel-owner@vger.kernel.org
Message-ID: <3F4E17ED.8070801@trash.net>
References: <20030828140549.GA698@rdlg.net>
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Cc: Linux-Kernel <linux-kernel@vger.kernel.org>,
	Netfilter Development Mailinglist
	<netfilter-devel@lists.netfilter.org>
Return-path: <linux-kernel-owner+linux-kernel=40quimby.gnus.org@vger.kernel.org>
To: "Robert L. Harris" <Robert.L.Harris@rdlg.net>
In-Reply-To: <20030828140549.GA698@rdlg.net>
List-Id: netfilter-devel.vger.kernel.org

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Please try this patch, i think it should fix it.

Regards,
Patrick

Robert L. Harris wrote:

>I'm running 2.4.22 now and have a NAT behind my firewall as well as IPv6
>happily run through unixcore.com.  I upgraded to 2.4.22-bk2 last night
>to fix an odd problem where I can't ssh-6 to one host.  All of a sudden
>it all works within the nat but nothing behind the firewall can get out
>from behind to the real work though the firewall still can.  Recompiled
>trying 2.4.23-pre1 and I get the exact same behavior.  All 3 use the
>same .config file.
>
>The only noticable change I can see is a bunch of messages:
>
>Aug 27 22:09:10 wally kernel: MASQUERADE: No route: Rusty's brain broke!
>Aug 27 22:09:16 wally kernel: MASQUERADE: No route: Rusty's brain broke!
>Aug 27 22:09:16 wally kernel: MASQUERADE: No route: Rusty's brain broke!
>
>
>As soon as I reverted to 2.4.22 everything works great again.  Attaching
>my .config.  Please contact me directly if you need any additional
>testing done.
>  
>

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===== net/ipv4/netfilter/ipt_MASQUERADE.c 1.6 vs edited =====
--- 1.6/net/ipv4/netfilter/ipt_MASQUERADE.c	Tue Aug 12 11:30:12 2003
+++ edited/net/ipv4/netfilter/ipt_MASQUERADE.c	Thu Aug 28 16:54:15 2003
@@ -90,6 +90,7 @@
 #ifdef CONFIG_IP_ROUTE_FWMARK
 	key.fwmark = (*pskb)->nfmark;
 #endif
+	key.oif = 0;
 	if (ip_route_output_key(&rt, &key) != 0) {
                 /* Funky routing can do this. */
                 if (net_ratelimit())

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