From owner-freebsd-net@FreeBSD.ORG  Sat Oct  9 04:06:31 2004
Return-Path: <owner-freebsd-net@FreeBSD.ORG>
Delivered-To: freebsd-net@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP
	id EB11C16A4CE; Sat,  9 Oct 2004 04:06:31 +0000 (GMT)
Received: from obsecurity.dyndns.org
	(CPE0050040655c8-CM00111ae02aac.cpe.net.cable.rogers.com [69.194.102.143])
	by mx1.FreeBSD.org (Postfix) with ESMTP
	id 9E59243D48; Sat,  9 Oct 2004 04:06:31 +0000 (GMT)
	(envelope-from kris@obsecurity.org)
Received: by obsecurity.dyndns.org (Postfix, from userid 1000)
	id B008A51440; Fri,  8 Oct 2004 21:08:20 -0700 (PDT)
Date: Fri, 8 Oct 2004 21:08:20 -0700
From: Kris Kennaway <kris@obsecurity.org>
To: Brian Somers <brian@Awfulhak.org>
Message-ID: <20041009040820.GA9442@xor.obsecurity.org>
References: <20041007165719.GA4023@xor.obsecurity.org>
	<20041008235652.279b8d3c@dev.lan.Awfulhak.org>
Mime-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-sha1;
	protocol="application/pgp-signature"; boundary="xHFwDpU9dbj6ez1V"
Content-Disposition: inline
In-Reply-To: <20041008235652.279b8d3c@dev.lan.Awfulhak.org>
User-Agent: Mutt/1.4.2.1i
cc: net@freebsd.org
cc: current@freebsd.org
cc: Kris Kennaway <kris@obsecurity.org>
Subject: Re: "panic: fxp_start_body: attempted use of a free mbuf!" in
	RELENG_5
X-BeenThere: freebsd-net@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: Networking and TCP/IP with FreeBSD <freebsd-net.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-net>
List-Post: <mailto:freebsd-net@freebsd.org>
List-Help: <mailto:freebsd-net-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 09 Oct 2004 04:06:32 -0000


--xHFwDpU9dbj6ez1V
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Fri, Oct 08, 2004 at 11:56:52PM +0100, Brian Somers wrote:
> On Thu, 7 Oct 2004 09:57:19 -0700, Kris Kennaway <kris@obsecurity.org> wr=
ote:
> > Top of RELENG_5 on an smp machine:
> >=20
> > panic: fxp_start_body: attempted use of a free mbuf!
>=20
> I'm guessing you've got nothing weird saying options MSIZE=3D<non-power-o=
f-2>
> in your kernel config?  I committed a fix to -current that moans if you
> try to do that (it breaks mtod()), but haven't MFC'd to RELENG_5.

Correct..so far it hasnt recurred, but there have been other panics
that meant I havent really been able to tell.

Kris
--xHFwDpU9dbj6ez1V
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.2.6 (FreeBSD)

iD8DBQFBZ2Q0Wry0BWjoQKURAk/9AKCgH5mCFM4yqyugk1HDWY+3VVhyBgCgr2O6
8Ua0tcqrG0HsZE79dqGohAE=
=U67i
-----END PGP SIGNATURE-----

--xHFwDpU9dbj6ez1V--