From owner-freebsd-smp  Fri Feb 23  2: 9: 3 2001
Delivered-To: freebsd-smp@freebsd.org
Received: from obsecurity.dyndns.org (adsl-63-207-60-57.dsl.lsan03.pacbell.net [63.207.60.57])
	by hub.freebsd.org (Postfix) with ESMTP
	id BE13037B4EC; Fri, 23 Feb 2001 02:09:00 -0800 (PST)
	(envelope-from kris@obsecurity.org)
Received: by obsecurity.dyndns.org (Postfix, from userid 1000)
	id D09AF66F95; Fri, 23 Feb 2001 02:08:59 -0800 (PST)
Date: Fri, 23 Feb 2001 02:08:59 -0800
From: Kris Kennaway <kris@obsecurity.org>
To: Julian Elischer <julian@elischer.org>
Cc: smp@freebsd.org, julian@freebsd.org
Subject: Re: NETGRAPH broken with witness
Message-ID: <20010223020859.A4771@mollari.cthul.hu>
References: <20010222231154.A852@mollari.cthul.hu> <3A963410.1C656DB3@elischer.org>
Mime-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-md5;
	protocol="application/pgp-signature"; boundary="8t9RHnE3ZwKMSgU+"
Content-Disposition: inline
User-Agent: Mutt/1.2.5i
In-Reply-To: <3A963410.1C656DB3@elischer.org>; from julian@elischer.org on Fri, Feb 23, 2001 at 01:57:36AM -0800
Sender: owner-freebsd-smp@FreeBSD.ORG
Precedence: bulk
X-Loop: FreeBSD.org


--8t9RHnE3ZwKMSgU+
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Fri, Feb 23, 2001 at 01:57:36AM -0800, Julian Elischer wrote:
> Kris Kennaway wrote:
> >=20
> > Apparently this was never tested: early in the boot phase I get the
> > following panic:
> >=20
> > panic: spin lock netgraph worklist mutex not in order list
> >=20
> > and indeed the witness code appears to have no knowledge of the
> > netgraph spinlocks.
>=20
> so how is it supposed to know?

=46rom what I can gather, you add the locking hierarchy to be enforced
to spin_order_list in kern.mutex.c

Kris

--8t9RHnE3ZwKMSgU+
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.0.4 (FreeBSD)
Comment: For info see http://www.gnupg.org

iD8DBQE6lja7Wry0BWjoQKURAt1JAKDOgOLIyjKstBtnO+q7ACGOtkL9zgCeJxJ2
jW12B+9AZpZSz49CYigJkUQ=
=obGE
-----END PGP SIGNATURE-----

--8t9RHnE3ZwKMSgU+--

To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-smp" in the body of the message