From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751462AbVI1RYZ (ORCPT ); Wed, 28 Sep 2005 13:24:25 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751461AbVI1RYZ (ORCPT ); Wed, 28 Sep 2005 13:24:25 -0400 Received: from pentafluge.infradead.org ([213.146.154.40]:63940 "EHLO pentafluge.infradead.org") by vger.kernel.org with ESMTP id S1751455AbVI1RYX (ORCPT ); Wed, 28 Sep 2005 13:24:23 -0400 Subject: Re: Infinite interrupt loop, INTSTAT = 0 From: Arjan van de Ven To: Olivier Galibert Cc: James Bottomley , SCSI Mailing List , "Hack inc." In-Reply-To: <20050928171052.GA45082@dspnet.fr.eu.org> References: <20050928134514.GA19734@dspnet.fr.eu.org> <1127919909.4852.7.camel@mulgrave> <20050928160744.GA37975@dspnet.fr.eu.org> <1127924686.4852.11.camel@mulgrave> <20050928171052.GA45082@dspnet.fr.eu.org> Content-Type: text/plain Date: Wed, 28 Sep 2005 19:24:08 +0200 Message-Id: <1127928249.2893.39.camel@laptopd505.fenrus.org> Mime-Version: 1.0 X-Mailer: Evolution 2.2.2 (2.2.2-5) Content-Transfer-Encoding: 7bit X-Spam-Score: 2.9 (++) X-Spam-Report: SpamAssassin version 3.0.4 on pentafluge.infradead.org summary: Content analysis details: (2.9 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- 0.1 RCVD_IN_SORBS_DUL RBL: SORBS: sent directly from dynamic IP address [80.57.133.107 listed in dnsbl.sorbs.net] 2.8 RCVD_IN_DSBL RBL: Received via a relay in list.dsbl.org [] X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2005-09-28 at 19:10 +0200, Olivier Galibert wrote: > On Wed, Sep 28, 2005 at 11:24:46AM -0500, James Bottomley wrote: > > On Wed, 2005-09-28 at 18:07 +0200, Olivier Galibert wrote: > > > scsi1:0:0:0: Attempting to abort cmd ffff8101b1cdf880: 0x28 0x0 0x0 > > > 0xbc 0x0 0x3f 0x0 0x0 0x8 0x0 > > > > Hmm, that message doesn't appear in the current kernel driver. > > > > Is this a non-standard kernel or non-standard aic79xx driver? > > Just reproduced the exact same message with a vanilla 2.6.13.2. > Checking the just-untarred sources, it _is_ in aix79xx_osm.c, in > ahd_linux_abort. You must have typoed "Attempting" in your grep :-) > > Want be to try to BUG() it or something to get a stack trace? The > crash happens a handful of seconds after the card dumping, time enough > for a well-placed dmesg in an xterm. > > Incidentally, how can one get a backtrace without crashing the kernel > in the operation? WARN_ON(1)