From owner-freebsd-current@FreeBSD.ORG  Sat Aug 15 06:48:54 2009
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: current@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 94636106568F
	for <current@freebsd.org>; Sat, 15 Aug 2009 06:48:54 +0000 (UTC)
	(envelope-from lexasoft@gmail.com)
Received: from mail-qy0-f191.google.com (mail-qy0-f191.google.com
	[209.85.221.191])
	by mx1.freebsd.org (Postfix) with ESMTP id 4CAA68FC15
	for <current@freebsd.org>; Sat, 15 Aug 2009 06:48:53 +0000 (UTC)
Received: by qyk29 with SMTP id 29so1566661qyk.3
	for <multiple recipients>; Fri, 14 Aug 2009 23:48:53 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma;
	h=domainkey-signature:mime-version:received:in-reply-to:references
	:date:message-id:subject:from:to:content-type;
	bh=OcYDa81OPr9BEtvVVIwgA+cNrXQYw16R2jHlGmG+9XE=;
	b=HqjXT8mLrqWPyCpWI9TrlhMb+i2KBu+A4dQynrmhLImGGdrG1k3VXbku4NDdEO+sl5
	unJ/5QcN2FavRsGn6lgM9qPsIy8dj16D6fbvaVuO4j88+FFU6iVsVjwDuGIPQVrCZ+nq
	WSnuDs2NSvG/VVsCFEqpeRnQLNoOceuiwzOVU=
DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma;
	h=mime-version:in-reply-to:references:date:message-id:subject:from:to
	:content-type;
	b=RiIfK3fDaGkt/uxXb1O0mDog4QU9/Uv9uWbJJ01A65wF/0E5yCU4nOx2FC9NSfGFC8
	gItwgpPfGFCVY6LmWkh3t3YJZ4FjroeCFiRgPYh2LYJR4q5CsCgDBRf0klpwZxecLTjU
	e7++qnD0tFcJtlo5QOfd/a8WC1Rx0dswS78AQ=
MIME-Version: 1.0
Received: by 10.229.31.9 with SMTP id w9mr1530129qcc.17.1250318933537; Fri, 14 
	Aug 2009 23:48:53 -0700 (PDT)
In-Reply-To: <3bbf2fe10908140921v4ba9ad6drc5225a4f533206b1@mail.gmail.com>
References: <ac24343d0908140758j575cb132v8215098f80de23ef@mail.gmail.com>
	<3bbf2fe10908140921v4ba9ad6drc5225a4f533206b1@mail.gmail.com>
Date: Sat, 15 Aug 2009 10:48:53 +0400
Message-ID: <ac24343d0908142348h321f2d61y40f82818d719d532@mail.gmail.com>
From: Alexey Tarasov <lexasoft@gmail.com>
To: Attilio Rao <attilio@freebsd.org>, current@freebsd.org
X-Mailman-Approved-At: Sat, 15 Aug 2009 12:47:01 +0000
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: quoted-printable
X-Content-Filtered-By: Mailman/MimeDel 2.1.5
Cc: 
Subject: Re: Kernel panic on all versions of FreeBSD
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 15 Aug 2009 06:48:54 -0000

Hello.

Would you please tell me what GDB commands should I use to provide this
information?
I'm not so familiar with GDB, I've used it before only for debugging simple
C++ applications.


>
> As you got a dump, could you please list with kgdb the precise point
> within witness_lock() where the offending spinlock unlocking happens?
> Can you show the state of the offending spinlock?
>
> Attilio
>
>
> --
> Peace can only be achieved by understanding - A. Einstein
>



--=20
(\__/)
(=3D'.'=3D)
E[: | | | | :]=D0=97
(")_(")

Alexey Tarasov