From owner-freebsd-current@FreeBSD.ORG Wed Oct 19 19:10:46 2005 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 C231C16A41F; Wed, 19 Oct 2005 19:10:46 +0000 (GMT) (envelope-from pckizer@nostrum.com) Received: from nostrum.com (magus.nostrum.com [69.5.195.2]) by mx1.FreeBSD.org (Postfix) with ESMTP id 43F8343D5A; Wed, 19 Oct 2005 19:10:46 +0000 (GMT) (envelope-from pckizer@nostrum.com) Received: from [165.91.250.64] (magus.tamu.edu [165.91.250.64]) (authenticated bits=0) by nostrum.com (8.12.11/8.12.11) with ESMTP id j9JJAiRf020209 (version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=NO); Wed, 19 Oct 2005 14:10:45 -0500 (CDT) (envelope-from pckizer@nostrum.com) In-Reply-To: <200510191423.42922.jhb@freebsd.org> References: <200510191623.j9JGNSfr007356@magus.nostrum.com> <200510191304.28422.jhb@freebsd.org> <20051019184900.R60849@fledge.watson.org> <200510191423.42922.jhb@freebsd.org> Mime-Version: 1.0 (Apple Message framework v734) Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Message-Id: Content-Transfer-Encoding: 7bit From: Philip Kizer Date: Wed, 19 Oct 2005 14:10:43 -0500 To: freebsd-current@freebsd.org X-Mailer: Apple Mail (2.734) Received-SPF: pass (nostrum.com: 165.91.250.64 is authenticated by a trusted mechanism) Cc: Robert Watson Subject: Re: Problem remains with FreeBSD 6.0-RC1 as seen in RELENG_5 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: Wed, 19 Oct 2005 19:10:46 -0000 > After it panic'd early in the boot because hptlock wasn't in the > spinlock > order list. :) > Also, Philip, INVARIANTS requires INVARIANT_SUPPORT, which is why > you had the > error with _sx_assert(). Ah, I saw that, but was trying to get something out before a (very) early weekend out with family, so I apologize for not following up on INVARIANT_SUPPORT before posting...I have a kernel with those compiling right now. On Wednesday 19 October 2005 01:49 pm, Robert Watson wrote: > Could I have you try the following DDB commands also: > show alllocks > traceall > > It's possible that 'traceall' isn't present in RC1, in which case it > will be present in RC2. Regardless, the output of "show alllocks" > would be helpful. > > I'll read some code this evening and ponder. On Wed, 19 Oct 2005, John Baldwin wrote: > He'll need witness for 'show alllocks' but that will require having > the > 'hptlock' spin mutex added to witness' spin lock order. Also, the > psuedo-rw lock phk created for filedesc isn't witness checked since it > isn't a mutex or sx lock, and it maybe that there is a reversal > involving that lock, but it will be tricky to tell if that is the > case. I'll watch for the change that will allow me to compile with WITNESS and post an update as soon as I can with the extra debug data. Thank you both for your rapid replies, Philip