From owner-freebsd-stable@FreeBSD.ORG  Wed Sep 11 20:32:13 2013
Return-Path: <owner-freebsd-stable@FreeBSD.ORG>
Delivered-To: freebsd-stable@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTP id CAC35B73
 for <freebsd-stable@freebsd.org>; Wed, 11 Sep 2013 20:32:13 +0000 (UTC)
 (envelope-from olgeni@olgeni.com)
Received: from olgeni.olgeni.com (host-156-246-171-31.cloudsigma.com
 [31.171.246.156])
 by mx1.freebsd.org (Postfix) with ESMTP id 9043A2669
 for <freebsd-stable@freebsd.org>; Wed, 11 Sep 2013 20:32:13 +0000 (UTC)
Received: from olgeni.olgeni (unknown [82.84.82.178])
 by olgeni.olgeni.com (Postfix) with ESMTPSA id 2C5C0174482;
 Wed, 11 Sep 2013 22:32:12 +0200 (CEST)
Date: Wed, 11 Sep 2013 22:32:11 +0200 (CEST)
From: Jimmy Olgeni <olgeni@olgeni.com>
X-X-Sender: olgeni@olgeni.olgeni
To: Volodymyr Kostyrko <c.kworr@gmail.com>
Subject: Re: Possible kqueue related issue on STABLE/RC.
In-Reply-To: <52308D30.6020502@gmail.com>
Message-ID: <alpine.BSF.2.00.1309112116360.1750@olgeni.olgeni>
References: <alpine.BSF.2.00.1309111705460.89324@olgeni.olgeni>
 <52308D30.6020502@gmail.com>
User-Agent: Alpine 2.00 (BSF 1167 2008-08-23)
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
Cc: Konstantin Belousov <kostikbel@gmail.com>, freebsd-stable@freebsd.org
X-BeenThere: freebsd-stable@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: Production branch of FreeBSD source code <freebsd-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-stable>,
 <mailto:freebsd-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-stable>
List-Post: <mailto:freebsd-stable@freebsd.org>
List-Help: <mailto:freebsd-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
 <mailto:freebsd-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 11 Sep 2013 20:32:13 -0000


On Wed, 11 Sep 2013, Volodymyr Kostyrko wrote:

> Can you try to build world WITH_CLANG_IS_CC? Clang generated code is known to 
> produce an instant coredump in situations where gcc generated code hits a 
> loop or becomes unresponsive.

I removed ccache, rebuilt with WITH_CLANG_IS_CC and it worked for a 
while, but then I got a hard reset without even a core dump.

I'm rebuilding with Konstantin's kernel debug options plus software 
watchdog and trying another round.

-- 
jimmy