From owner-freebsd-stable@FreeBSD.ORG Thu Sep 30 23:19:04 2010 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 7A09C106564A for ; Thu, 30 Sep 2010 23:19:04 +0000 (UTC) (envelope-from jdc@koitsu.dyndns.org) Received: from qmta07.westchester.pa.mail.comcast.net (qmta07.westchester.pa.mail.comcast.net [76.96.62.64]) by mx1.freebsd.org (Postfix) with ESMTP id 22F478FC16 for ; Thu, 30 Sep 2010 23:19:03 +0000 (UTC) Received: from omta21.westchester.pa.mail.comcast.net ([76.96.62.72]) by qmta07.westchester.pa.mail.comcast.net with comcast id D6yB1f0071ZXKqc57BK4Rp; Thu, 30 Sep 2010 23:19:04 +0000 Received: from koitsu.dyndns.org ([98.248.41.155]) by omta21.westchester.pa.mail.comcast.net with comcast id DBK21f00W3LrwQ23hBK3Ya; Thu, 30 Sep 2010 23:19:04 +0000 Received: by icarus.home.lan (Postfix, from userid 1000) id 59C929B418; Thu, 30 Sep 2010 16:19:01 -0700 (PDT) Date: Thu, 30 Sep 2010 16:19:01 -0700 From: Jeremy Chadwick To: luke@hybrid-logic.co.uk Message-ID: <20100930231901.GA30388@icarus.home.lan> References: <1285587910.31122.633.camel@pow> <4CA08D0D.4030406@icyb.net.ua> <1285595631.31122.809.camel@pow> <1285601367.31122.909.camel@pow> <1285873071.21063.786.camel@pow> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1285873071.21063.786.camel@pow> User-Agent: Mutt/1.5.21 (2010-09-15) Cc: stable@freebsd.org, team@hybrid-logic.co.uk, support@elastichosts.com Subject: Re: Problem running 8.1R on KVM with AMD hosts 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, 30 Sep 2010 23:19:04 -0000 On Thu, Sep 30, 2010 at 07:57:51PM +0100, Luke Marsden wrote: > Hi FreeBSD-stable, > > > > 1. Please, build your kernel with debug symbols. > > > 2. Show kgdb output > > I could not convince the kernel to dump (it was looping forever but not > panicing), but I have managed to compiled a kernel with debugging > symbols and DDB which immediately drops into the debugger when the > problem occurs, see screenshot at: > > http://lukemarsden.net/kvm-panic.png > > Progress, I sense. > > I tried typing 'panic' on the understanding that this should force a > panic and cause it would dump core to the configured swap device (I have > set dump* in /etc/rc.conf) so that I could get you the kgdb output, but > it just looped back into the debugger. Try "call doadump" instead. -- | Jeremy Chadwick jdc@parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, USA | | Making life hard for others since 1977. PGP: 4BD6C0CB |