Date: Thu, 9 Jan 2003 16:01:01 -0800 From: Kris Kennaway <kris@obsecurity.org> To: Ulrich Spoerlein <q@uni.de> Cc: leafy <leafy@leafy.idv.tw>, freebsd-current@freebsd.org Subject: Re: lock order reversal Message-ID: <20030110000101.GB28205@rot13.obsecurity.org> In-Reply-To: <20030106185639.27667916.q@uni.de> References: <20030104162517.GA630@leafy.idv.tw> <20030106185639.27667916.q@uni.de>
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--OwLcNYc0lM97+oe1 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Jan 06, 2003 at 06:56:39PM +0100, Ulrich Spoerlein wrote: > On 2003/01/05-00:25:17 leafy wrote: >=20 > >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. Kris --OwLcNYc0lM97+oe1 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (FreeBSD) iD8DBQE+Hg08Wry0BWjoQKURAp7/AKCnzn6e5Lv0/rDzIWw221C5kH+1SgCg7zzI Kd4trdyoKvW8M7W+SDqjw7U= =e0tB -----END PGP SIGNATURE----- --OwLcNYc0lM97+oe1-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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