From owner-freebsd-current@FreeBSD.ORG Tue Aug 10 20:40:09 2004 Return-Path: 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 085A816A4CE for ; Tue, 10 Aug 2004 20:40:09 +0000 (GMT) Received: from transport.cksoft.de (transport.cksoft.de [62.111.66.27]) by mx1.FreeBSD.org (Postfix) with ESMTP id 72A9843D45 for ; Tue, 10 Aug 2004 20:40:08 +0000 (GMT) (envelope-from bzeeb-lists@lists.zabbadoz.net) Received: from transport.cksoft.de (localhost [127.0.0.1]) by transport.cksoft.de (Postfix) with ESMTP id D73971FF91D; Tue, 10 Aug 2004 22:40:06 +0200 (CEST) Received: by transport.cksoft.de (Postfix, from userid 66) id F02921FFDD7; Tue, 10 Aug 2004 22:40:04 +0200 (CEST) Received: by mail.int.zabbadoz.net (Postfix, from userid 1060) id 7F47015665; Tue, 10 Aug 2004 20:36:18 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mail.int.zabbadoz.net (Postfix) with ESMTP id 7C93A15329; Tue, 10 Aug 2004 20:36:19 +0000 (UTC) Date: Tue, 10 Aug 2004 20:36:19 +0000 (UTC) From: "Bjoern A. Zeeb" X-X-Sender: bz@e0-0.zab2.int.zabbadoz.net To: Colin Percival In-Reply-To: <6.1.0.6.1.20040810114002.03ef96c8@popserver.sfu.ca> Message-ID: References: <20040810203073.SM01804@manrikigusari> <6.1.0.6.1.20040810114002.03ef96c8@popserver.sfu.ca> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Virus-Scanned: by AMaViS cksoft-s20020300-20031204bz on transport.cksoft.de cc: freebsd-current@freebsd.org Subject: Re: Lock order reversal in 5.2-CURRENT X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 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, 10 Aug 2004 20:40:09 -0000 On Tue, 10 Aug 2004, Colin Percival wrote: > At 11:29 10/08/2004, Terrence Koeman wrote: > >lock order reversal > > 1st 0xc0645aa0 sched lock (sched lock) @ /usr/src/sys/vm/vm_zeroidle.c:156 > > 2nd 0xc06748c0 sio (sio) @ /usr/src/sys/dev/sio/sio.c:3039 > > > >This LOR is not on http://sources.zabbadoz.net/freebsd/lor.html, so I'm > >guessing this one locked up my system. > > This is LOR #013 on bzeeb's list. There isn't any solution yet, but there is > a simple workaround: unplug the serial console. is it fully the same ? At least it happens in two places then or did functions get moved ? If so then I will merge 020 into 013 ? -- Bjoern A. Zeeb bzeeb at Zabbadoz dot NeT