From owner-freebsd-stable@FreeBSD.ORG Mon Dec 21 15:18:07 2009 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D4AF51065670; Mon, 21 Dec 2009 15:18:07 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from cyrus.watson.org (cyrus.watson.org [65.122.17.42]) by mx1.freebsd.org (Postfix) with ESMTP id A7D828FC13; Mon, 21 Dec 2009 15:18:07 +0000 (UTC) Received: from bigwig.baldwin.cx (66.111.2.69.static.nyinternet.net [66.111.2.69]) by cyrus.watson.org (Postfix) with ESMTPSA id 6568C46B0C; Mon, 21 Dec 2009 10:18:07 -0500 (EST) Received: from jhbbsd.localnet (unknown [209.249.190.9]) by bigwig.baldwin.cx (Postfix) with ESMTPA id C5D5D8A01B; Mon, 21 Dec 2009 10:18:06 -0500 (EST) From: John Baldwin To: "Steven Hartland" Date: Mon, 21 Dec 2009 10:06:34 -0500 User-Agent: KMail/1.12.1 (FreeBSD/7.2-CBSD-20091103; KDE/4.3.1; amd64; ; ) References: <200912181009.51798.jhb@freebsd.org> <35611FAF2F4045E19AF1DD70C1286D84@multiplay.co.uk> In-Reply-To: <35611FAF2F4045E19AF1DD70C1286D84@multiplay.co.uk> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200912211006.34216.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0.1 (bigwig.baldwin.cx); Mon, 21 Dec 2009 10:18:06 -0500 (EST) X-Virus-Scanned: clamav-milter 0.95.1 at bigwig.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-2.5 required=4.2 tests=AWL,BAYES_00,RDNS_NONE autolearn=no version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on bigwig.baldwin.cx Cc: freebsd-hackers@freebsd.org, freebsd-stable@freebsd.org Subject: Re: Passenger hangs on live and SEGV on tests possible threading /kernel bug? 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: Mon, 21 Dec 2009 15:18:07 -0000 On Monday 21 December 2009 9:45:53 am Steven Hartland wrote: > ----- Original Message ----- > From: "John Baldwin" > >> I've uploaded a two more traces for the oxt test failure / segv. > >> http://code.google.com/p/phusion-passenger/issues/detail?id=441#c1 > >> > >> >From looking at the test case it testing the capture of failures and its ability > >> to create a stack trace output so that may give others some indication where > >> the issue may be? > >> > >> I will look to do the same on for the hang issue but that's on a live site so > >> will need to schedule some downtime before I can get those rebuilt and then > >> wait for it to hang again, which could be quite some time :( > > > > Hmmm, the only seg fault I see is happening down inside libgcc in the stack > > unwinding code and that is 3rd party code from gcc. > > Thanks for looking John, so you believe this may be an issue with the gcc code? > > What would be the next step on this, raise it on a gcc mail list or something? I'm not sure. :) That may be best. You could also try examining the registers and assembly to see if you can figure out more of what is going on when it dies. -- John Baldwin