From owner-freebsd-current Fri Jan 10 2:37:28 2003 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 4436E37B401 for ; Fri, 10 Jan 2003 02:37:26 -0800 (PST) Received: from mail.tcoip.com.br (erato.tco.net.br [200.220.254.10]) by mx1.FreeBSD.org (Postfix) with ESMTP id 509A043F5B for ; Fri, 10 Jan 2003 02:37:23 -0800 (PST) (envelope-from dcs@tcoip.com.br) Received: from tcoip.com.br ([10.0.2.6]) by mail.tcoip.com.br (8.11.6/8.11.6) with ESMTP id h0AAaTT07490; Fri, 10 Jan 2003 08:36:30 -0200 Message-ID: <3E1EA22C.8040600@tcoip.com.br> Date: Fri, 10 Jan 2003 08:36:28 -0200 From: "Daniel C. Sobral" User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.2b) Gecko/20021212 X-Accept-Language: en-us, en, pt-br, ja MIME-Version: 1.0 To: Kris Kennaway Cc: Ulrich Spoerlein , leafy , freebsd-current@FreeBSD.ORG Subject: Re: lock order reversal References: <20030104162517.GA630@leafy.idv.tw> <20030106185639.27667916.q@uni.de> <20030110000101.GB28205@rot13.obsecurity.org> In-Reply-To: <20030104162517.GA630@leafy.idv.tw> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Kris Kennaway wrote: > On Mon, Jan 06, 2003 at 06:56:39PM +0100, Ulrich Spoerlein wrote: > > >On 2003/01/05-00:25:17 leafy wrote: > > > > > >>lock order reversal > >>Jan 5 00:19:15 leafy kernel: 1st 0xc26b05c0 process lock (process lock) > >>@/usr/src/sys/kern/kern_descrip.c:2099 Jan 5 00:19:15 leafy kernel: 2nd > >>0xc2667e34 filedesc structure (filedesc structure) @ > >>/usr/src/sys/kern/kern_descrip.c:2106 > >> > >>The kernel is only about 40 mins old. > > > This is known and regularly reported here. > > > >i got another LOR when starting up Quake2 (but only once every boot): > >acquiring duplicate lock of same type: "pcm channel" > > 1st pcm0:record:0 @ /usr/src/sys/dev/sound/pcm/sound.c:191 > > 2nd pcm0:play:0 @ /usr/src/sys/dev/sound/pcm/sound.c:191 > > > Don't know about this one. What about this? lock order reversal 1st 0xc25afac0 pcm0 (sound softc) @ /usr/src/sys/dev/sound/pci/cmi.c:520 2nd 0xc25af6c0 pcm0:play:0 (pcm channel) @ /usr/src/sys/dev/sound/pcm/channel.c:441 -- Daniel C. Sobral (8-DCS) Gerencia de Operacoes Divisao de Comunicacao de Dados Coordenacao de Seguranca TCO Fones: 55-61-313-7654/Cel: 55-61-9618-0904 E-mail: Daniel.Capo@tco.net.br Daniel.Sobral@tcoip.com.br dcs@tcoip.com.br Outros: dcs@newsguy.com dcs@freebsd.org capo@notorious.bsdconspiracy.net I've been on a diet for two weeks and all I've lost is two weeks. -- Totie Fields To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message