From owner-freebsd-current@FreeBSD.ORG Thu Apr 19 14:17:56 2007 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id EC2C516A406 for ; Thu, 19 Apr 2007 14:17:56 +0000 (UTC) (envelope-from scottl@samsco.org) Received: from pooker.samsco.org (pooker.samsco.org [168.103.85.57]) by mx1.freebsd.org (Postfix) with ESMTP id A5BFE13C517 for ; Thu, 19 Apr 2007 14:17:56 +0000 (UTC) (envelope-from scottl@samsco.org) Received: from phobos.samsco.home (phobos.samsco.home [192.168.254.11]) (authenticated bits=0) by pooker.samsco.org (8.13.8/8.13.8) with ESMTP id l3JEHoTc046137; Thu, 19 Apr 2007 08:17:51 -0600 (MDT) (envelope-from scottl@samsco.org) Message-ID: <462779FF.6040805@samsco.org> Date: Thu, 19 Apr 2007 08:17:35 -0600 From: Scott Long User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US; rv:1.8.1.2pre) Gecko/20070111 SeaMonkey/1.1 MIME-Version: 1.0 To: =?ISO-8859-1?Q?Dag-Erling_Sm=F8rgrav?= References: <200704182239.59842.gelsemap@superhero.nl> <86tzvcvaai.fsf@dwp.des.no> <31439.195.50.100.20.1176984826.squirrel@www.superhero.nl> <86647sa5nc.fsf@dwp.des.no> In-Reply-To: <86647sa5nc.fsf@dwp.des.no> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-2.0.2 (pooker.samsco.org [168.103.85.57]); Thu, 19 Apr 2007 08:17:51 -0600 (MDT) X-Spam-Status: No, score=-1.4 required=5.5 tests=ALL_TRUSTED autolearn=failed version=3.1.8 X-Spam-Checker-Version: SpamAssassin 3.1.8 (2007-02-13) on pooker.samsco.org Cc: freebsd-current@freebsd.org, "Gelsema, P \(Patrick\)" Subject: Re: Crash when issueing shutdown -r now 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: Thu, 19 Apr 2007 14:17:57 -0000 Dag-Erling Smørgrav wrote: > "Gelsema, P \(Patrick\)" writes: >> On Thu, April 19, 2007 14:05, Dag-Erling Smørgrav wrote: >>> Do you have an Adaptec SCSI controller, and if so, do you use it? >> I do have an Adaptec SCSI Controller, and yes I use it. I boot from it. > > OK. There's a known locking bug in the ahd driver. You might try > reverting your source tree to a pre-MPSAFE-CAM version; try > 2007/04/14. > > DES Actually, just hang on for a few more hours and I'll have a fix committed. Oddly, this problem only shows up on amd64, though it's a major deadlock risk on any platform. I'm a bit disappointed in how serious of a problem it is. Scott