From owner-freebsd-hackers@FreeBSD.ORG Fri Jan 5 19:28:08 2007 Return-Path: X-Original-To: freebsd-hackers@freebsd.org Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 8E95816A415 for ; Fri, 5 Jan 2007 19:28:08 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from server.baldwin.cx (66-23-211-162.clients.speedfactory.net [66.23.211.162]) by mx1.freebsd.org (Postfix) with ESMTP id 3B5E513C455 for ; Fri, 5 Jan 2007 19:28:08 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from localhost.corp.yahoo.com (john@localhost [127.0.0.1]) (authenticated bits=0) by server.baldwin.cx (8.13.6/8.13.6) with ESMTP id l05JRXr9041343; Fri, 5 Jan 2007 14:28:05 -0500 (EST) (envelope-from jhb@freebsd.org) From: John Baldwin To: freebsd-hackers@freebsd.org Date: Fri, 5 Jan 2007 14:18:53 -0500 User-Agent: KMail/1.9.1 References: <007501c72f28$af27ffe0$b3db87d4@multiplay.co.uk> <00ef01c72f5f$28d3b470$b3db87d4@multiplay.co.uk> <002601c73054$e42f26f0$b3db87d4@multiplay.co.uk> In-Reply-To: <002601c73054$e42f26f0$b3db87d4@multiplay.co.uk> MIME-Version: 1.0 Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200701051418.54086.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-2.0.2 (server.baldwin.cx [127.0.0.1]); Fri, 05 Jan 2007 14:28:06 -0500 (EST) X-Virus-Scanned: ClamAV 0.88.3/2414/Thu Jan 4 20:41:51 2007 on server.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-4.4 required=4.2 tests=ALL_TRUSTED,AWL,BAYES_00 autolearn=ham version=3.1.3 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on server.baldwin.cx Cc: Steven Hartland Subject: Re: SMP initialisation changes 6.1-PRERELEASE and 6.1-RELEASE? X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 05 Jan 2007 19:28:08 -0000 On Thursday 04 January 2007 18:05, Steven Hartland wrote: > Steven Hartland wrote: > > This now panics in the initial hpt driver init with: > > panic: blocakble sleep lock ( sleep mutex ) > > 128 @ vm/uma_core.c: 1845 > > > > This looks to me like a seperate issue as the driver is aquiring a > > spinlock MTX_SPIN instead of MTX_DEF? I'm quite out of my depth at > > this point so any pointers would be really appreciated. > > Thanks to John Baldwin's patch for hptmv I'm now back at the stage > where the machine hangs as during initialisation of the CPU's. > > I've got WITNESS, INVARIANTS, KDB and DDB installed but I cant > break to the debugger as it seems to be totally wedged. > > If I break to the debugger earlier and continue it doesnt hang > any ideas on how to proceed would be greatfully appreciated. If there is any way to figure out a date for a working kernel that would be very helpful. Can you try using cvsup or cvs to step back to a RELENG_6 kernel that works and then using the binary date trick to figure out which commit breaks your box? -- John Baldwin