From owner-freebsd-stable@FreeBSD.ORG Thu Sep 15 17:19:08 2011 Return-Path: Delivered-To: stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 5212C106564A; Thu, 15 Sep 2011 17:19:08 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from cyrus.watson.org (cyrus.watson.org [65.122.17.42]) by mx1.freebsd.org (Postfix) with ESMTP id 2A8838FC08; Thu, 15 Sep 2011 17:19:08 +0000 (UTC) Received: from bigwig.baldwin.cx (66.111.2.69.static.nyinternet.net [66.111.2.69]) by cyrus.watson.org (Postfix) with ESMTPSA id A219546B06; Thu, 15 Sep 2011 13:19:06 -0400 (EDT) Received: from jhbbsd.localnet (unknown [209.249.190.124]) by bigwig.baldwin.cx (Postfix) with ESMTPSA id 3AB858A02E; Thu, 15 Sep 2011 13:19:06 -0400 (EDT) From: John Baldwin To: Eugene Grosbein Date: Thu, 15 Sep 2011 13:14:50 -0400 User-Agent: KMail/1.13.5 (FreeBSD/8.2-CBSD-20110617; KDE/4.5.5; amd64; ; ) References: <4E722B70.9010201@rdtc.ru> In-Reply-To: <4E722B70.9010201@rdtc.ru> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201109151314.50549.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.2.6 (bigwig.baldwin.cx); Thu, 15 Sep 2011 13:19:06 -0400 (EDT) Cc: stable@freebsd.org, yongari@freebsd.org Subject: Re: busdma MFC broke ipfw fwd for RELENG_6 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 15 Sep 2011 17:19:08 -0000 On Thursday, September 15, 2011 12:44:32 pm Eugene Grosbein wrote: > Hi! > > I understand that it is "a bit" late for RELENG_6 reports as 6.4-RELEASE was out in 2008 > but the breakage had happened due to MFC so it's possible same problem exists in newer branches. > > Long story short: I've updated my old 6.4-STABLE system for recent zoneinfo updates > and found the update broke 'ipfw fwd' feature: forwarded packets get corrupted, > routed packets go just fine. > > The commit in question has been performed in 2010/08/06: > http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/i386/i386/Attic/busdma_machdep.c.diff?r1=1.74.2.6;r2=1.74.2.7 > > I've rolled it back using recent RELENG_6 sources and packet corruption have disappeared. It may be a bug in the rl(4) driver? Perhaps this is a candidate to try? http://svnweb.freebsd.org/base?view=revision&revision=184240 -- John Baldwin