From owner-svn-src-stable@freebsd.org  Sun Jul 19 05:12:48 2015
Return-Path: <owner-svn-src-stable@freebsd.org>
Delivered-To: svn-src-stable@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id EDF6F9A45F9;
 Sun, 19 Jul 2015 05:12:48 +0000 (UTC)
 (envelope-from herbert@oslo.ath.cx)
Received: from oslo.ath.cx (oslo.ath.cx [144.76.166.229])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id A43F6CBF;
 Sun, 19 Jul 2015 05:12:48 +0000 (UTC)
 (envelope-from herbert@oslo.ath.cx)
Received: from oslo.ath.cx (localhost [127.0.0.1])
 by oslo.ath.cx (Postfix) with SMTP id 87CA517E1;
 Sun, 19 Jul 2015 07:12:46 +0200 (CEST)
Date: Sun, 19 Jul 2015 07:12:46 +0200
From: "Herbert J. Skuhra" <herbert@oslo.ath.cx>
To: Andriy Gapon <avg@FreeBSD.org>
Cc: svn-src-stable@freebsd.org, svn-src-all@freebsd.org,
 src-committers@freebsd.org, svn-src-stable-10@freebsd.org
Subject: Re: svn commit: r284998 - in stable/10:
 cddl/contrib/opensolaris/cmd/lockstat sys/kern sys/sys
Message-ID: <20150719051246.GB93016@oslo.ath.cx>
References: <201507011015.t61AFoNo028793@svn.freebsd.org>
 <20150719050332.GA93016@oslo.ath.cx>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20150719050332.GA93016@oslo.ath.cx>
User-Agent: Mutt/1.5.23+100 (79cd2f34961d) (2014-03-12)
X-BeenThere: svn-src-stable@freebsd.org
X-Mailman-Version: 2.1.20
Precedence: list
List-Id: SVN commit messages for all the -stable branches of the src tree
 <svn-src-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/svn-src-stable>,
 <mailto:svn-src-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-stable/>
List-Post: <mailto:svn-src-stable@freebsd.org>
List-Help: <mailto:svn-src-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-stable>,
 <mailto:svn-src-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sun, 19 Jul 2015 05:12:49 -0000

On Sun, Jul 19, 2015 at 07:03:32AM +0200, Herbert J. Skuhra wrote:
> On Wed, Jul 01, 2015 at 10:15:50AM +0000, Andriy Gapon wrote:
> > Author: avg
> > Date: Wed Jul  1 10:15:49 2015
> > New Revision: 284998
> > URL: https://svnweb.freebsd.org/changeset/base/284998
> > 
> > Log:
> >   MFC r284297: several lockstat improvements
> > 
> > Modified:
> >   stable/10/cddl/contrib/opensolaris/cmd/lockstat/lockstat.c
> >   stable/10/sys/kern/kern_mutex.c
> >   stable/10/sys/kern/kern_rwlock.c
> >   stable/10/sys/kern/kern_sx.c
> >   stable/10/sys/sys/lockstat.h
> > Directory Properties:
> >   stable/10/   (props changed)
> 
> Yesterday I tried to upgrade my Soekris Net6501-70 from 10.2-PRERELEASE
> (r284583) to 10.2-BETA2 (r285646). All kernels after this commit fail to
> boot:
> 
> SMP: AP CPU #1 Launched!
> 
> Fatal double fault:
> eip = 0xc08b2e0f
> esp = 0xe0febfec
> ebp = 0xe0fec008
> cpuid = 1; apic id = 01
> panic: double fault
> cpuid = 1
> KDB: stack backtrace:
> #0 0xc065ed62 at kdb_backtrace+0x52
> #1 0xc06204eb at vpanic+0x11b
> #2 0xc06203cb at panic+0x1b
> #3 0xc08a5bbb at dblfault_handler+0xab
> Uptime: 2s
> Automatic reboot in 15 seconds - press a key on the console to abort
> Rebooting...
> cpu_reset: Restarting BSP
> timeout stopping cpus
> cpu_reset_proxy: Stopped CPU 1
> 
> I am running i386 on my Soekris.

Sorry. There is already a PR for this issue: 201642!

-- 
Herbert