From owner-freebsd-current@FreeBSD.ORG  Thu Jun 23 13:01:07 2011
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: current@FreeBSD.ORG
Received: from mx1.freebsd.org (unknown [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 8EC02106566B;
	Thu, 23 Jun 2011 13:01:07 +0000 (UTC) (envelope-from ache@vniz.net)
Received: from vniz.net (vniz.net [194.87.13.69])
	by mx1.freebsd.org (Postfix) with ESMTP id 00D678FC17;
	Thu, 23 Jun 2011 13:01:06 +0000 (UTC)
Received: from localhost (localhost [127.0.0.1])
	by vniz.net (8.14.4/8.14.4) with ESMTP id p5ND15fs043400;
	Thu, 23 Jun 2011 17:01:05 +0400 (MSD) (envelope-from ache@vniz.net)
Received: (from ache@localhost)
	by localhost (8.14.5/8.14.5/Submit) id p5ND15k2043399;
	Thu, 23 Jun 2011 17:01:05 +0400 (MSD) (envelope-from ache)
Date: Thu, 23 Jun 2011 17:01:05 +0400
From: Andrey Chernov <ache@FreeBSD.ORG>
To: Andriy Gapon <avg@FreeBSD.ORG>
Message-ID: <20110623130105.GB42879@vniz.net>
Mail-Followup-To: Andrey Chernov <ache@freebsd.org>,
	Andriy Gapon <avg@FreeBSD.ORG>,
	"Kenneth D. Merry" <ken@FreeBSD.ORG>, current@FreeBSD.ORG,
	Eir Nym <eirnym@gmail.com>, Kostik Belousov <kostikbel@gmail.com>,
	"Justin T. Gibbs" <gibbs@FreeBSD.ORG>, will@FreeBSD.ORG
References: <4DFEAD4F.1040603@FreeBSD.org> <20110620070222.GA74009@vniz.net>
	<20110620080146.GF48734@deviant.kiev.zoral.com.ua>
	<20110620114656.GA83524@vniz.net>
	<20110621161719.GA16166@nargothrond.kdm.org>
	<20110621204934.GB9877@vniz.net>
	<20110622035404.GA38834@nargothrond.kdm.org>
	<20110622041325.GA13754@vniz.net>
	<20110622200919.GA72504@nargothrond.kdm.org>
	<4E0336D8.80300@FreeBSD.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <4E0336D8.80300@FreeBSD.org>
User-Agent: Mutt/1.5.21 (2010-09-15)
Cc: current@FreeBSD.ORG, "Kenneth D. Merry" <ken@FreeBSD.ORG>,
	Eir Nym <eirnym@gmail.com>, Kostik Belousov <kostikbel@gmail.com>,
	"Justin T. Gibbs" <gibbs@FreeBSD.ORG>, will@FreeBSD.ORG
Subject: Re: Exactly that commit (was Re: Latest -current 100% hang at the
 late boot stage)
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: Thu, 23 Jun 2011 13:01:07 -0000

On Thu, Jun 23, 2011 at 03:51:36PM +0300, Andriy Gapon wrote:
> More than once I've seen under qemu that the kernel boot non-deterministically
> gets stuck in the cd driver.  Other people have also bumped into this.
> E.g., here's one of the reports that I googled up, it's not exactly the same as
> what ache has reported, but somewhat similar:
> http://lists.freebsd.org/pipermail/freebsd-current/2010-October/020336.html

>Thread named as "xpt_thrd" might be of particular interest.
See my reply to ken (after applying recent r223443), "caplck" 
seems gone, but xpt_thrd waiting forever in "ccb_scan" with repeated 
messages:
run_interrupt_driven_hooks: still waiting after XXX seconds for xpt_config

-- 
http://ache.vniz.net/