From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755626AbZJZU3h (ORCPT ); Mon, 26 Oct 2009 16:29:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754034AbZJZU3g (ORCPT ); Mon, 26 Oct 2009 16:29:36 -0400 Received: from lennier.cc.vt.edu ([198.82.162.213]:40039 "EHLO lennier.cc.vt.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753790AbZJZU3g (ORCPT ); Mon, 26 Oct 2009 16:29:36 -0400 X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.2 To: Justin Mattock Cc: Linux Kernel , Bernhard Kaindl Subject: Re: PANIC: early exception 08 rip 246:10 error ffffffff810251b5 cr2 0 In-Reply-To: Your message of "Mon, 26 Oct 2009 11:34:20 PDT." From: Valdis.Kletnieks@vt.edu References: <4AE24009.4090408@gmail.com> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1256588976_3115P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Mon, 26 Oct 2009 16:29:36 -0400 Message-ID: <21504.1256588976@turing-police.cc.vt.edu> X-Mirapoint-Received-SPF: 128.173.14.107 turing-police.cc.vt.edu Valdis.Kletnieks@vt.edu 2 pass X-Mirapoint-IP-Reputation: reputation=neutral-1, source=Fixed, refid=n/a, actions=MAILHURDLE SPF TAG X-Junkmail-Info: (0) X-Junkmail-Status: score=10/50, host=vivi.cc.vt.edu X-Junkmail-SD-Raw: score=unknown, refid=str=0001.0A020201.4AE606B1.01A5,ss=1,fgs=0, ip=0.0.0.0, so=2009-07-29 21:33:33, dmn=2009-09-10 00:05:08, mode=multiengine X-Junkmail-IWF: false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --==_Exmh_1256588976_3115P Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable On Mon, 26 Oct 2009 11:34:20 PDT, Justin Mattock said: > I can't seem to locate a right mailing list > for ieee1394 for Linux. Anyways here is a > url to flickr which has the image of the PANIC: > http://www.flickr.com/photos/44066293=40N08/4046711653/ > (hopefully you don't need to sign up to view) >=20 > As for the problem, interesting thing here is if I add > a printk to: >=20 > if ((class =3D=3D 0xffffffff)) > printk(KERN_BUG =22init_ohci1394_dma: finished initializing OHCI DMA=5C= n=22); > continue; /* No device at this func */ >=20 > the system will boot-up, and the PANIC will not occur. Note that just sticking a printk in there without a =7B =7D pair enclosin= g the printk and continue will change the semantics drastically - if the conditional is true, it will do the printk instead of continuing. And possibly more important, the continue just became unconditional. What *exactly* does your code look like now? --==_Exmh_1256588976_3115P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iD8DBQFK5gawcC3lWbTT17ARAsPaAKCQObgycseS2ZwGCi4yMHblbVB0vQCg4cwh JXzCIvlAyUELDrfGxgLGMhQ= =NSH8 -----END PGP SIGNATURE----- --==_Exmh_1256588976_3115P--