From owner-freebsd-current@FreeBSD.ORG Tue Jan 24 15:47:02 2006 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9D1CB16A41F; Tue, 24 Jan 2006 15:47:02 +0000 (GMT) (envelope-from jhb@freebsd.org) Received: from speedfactory.net (mail6.speedfactory.net [66.23.216.219]) by mx1.FreeBSD.org (Postfix) with ESMTP id B2FED43D66; Tue, 24 Jan 2006 15:46:54 +0000 (GMT) (envelope-from jhb@freebsd.org) Received: from server.baldwin.cx (unverified [66.23.211.162]) by speedfactory.net (SurgeMail 3.5b3) with ESMTP id 6850582 for multiple; Tue, 24 Jan 2006 10:48:01 -0500 Received: from localhost (john@localhost [127.0.0.1]) by server.baldwin.cx (8.13.4/8.13.4) with ESMTP id k0OFkl5Q012919; Tue, 24 Jan 2006 10:46:50 -0500 (EST) (envelope-from jhb@freebsd.org) From: John Baldwin To: Chris Hedley Date: Tue, 24 Jan 2006 10:45:05 -0500 User-Agent: KMail/1.9.1 References: <20060123112629.F79825@teapot.cbhnet> <200601231624.14321.jhb@freebsd.org> <20060124100055.B84257@teapot.cbhnet> In-Reply-To: <20060124100055.B84257@teapot.cbhnet> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200601241045.06880.jhb@freebsd.org> X-Virus-Scanned: ClamAV 0.87.1/1248/Tue Jan 24 05:54:38 2006 on server.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-1.4 required=4.2 tests=ALL_TRUSTED autolearn=failed version=3.1.0 X-Spam-Checker-Version: SpamAssassin 3.1.0 (2005-09-13) on server.baldwin.cx X-Server: High Performance Mail Server - http://surgemail.com r=1653887525 Cc: freebsd-current@freebsd.org, current@freebsd.org Subject: Re: -CURRENT spontaneously rebooting when using X X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 24 Jan 2006 15:47:02 -0000 On Tuesday 24 January 2006 05:03, Chris Hedley wrote: > On Mon, 23 Jan 2006, John Baldwin wrote: > > It's a bug, but you can try this workaround: > > Unfortunately that caused my system to lock up at (presumably) the same > point it was crashing before; testing it a couple of times produced the > same result. Is there anything you want me to do to try to extract some > more details from it? Ah, sorry then. The bug is that some thread has gone to sleep while holding a mutex and now another thread wants that mutex. Try turning on witness as it will tell you when the first thread goes to sleep (the real bug). -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org