Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750861AbWLPDFU (ORCPT ); Fri, 15 Dec 2006 22:05:20 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753466AbWLPDFU (ORCPT ); Fri, 15 Dec 2006 22:05:20 -0500 Received: from mx1.redhat.com ([66.187.233.31]:41397 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750861AbWLPDFT (ORCPT ); Fri, 15 Dec 2006 22:05:19 -0500 Date: Fri, 15 Dec 2006 22:05:11 -0500 From: Dave Jones To: Pete Zaitcev Cc: Linux Kernel Subject: Re: 2.6.18.5 usb/sysfs bug. Message-ID: <20061216030511.GA25378@redhat.com> Mail-Followup-To: Dave Jones , Pete Zaitcev , Linux Kernel References: <20061215175027.GA17987@redhat.com> <20061215175344.GA15871@kroah.com> <20061215213715.GB15792@redhat.com> <20061215174750.e1389c0d.zaitcev@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20061215174750.e1389c0d.zaitcev@redhat.com> User-Agent: Mutt/1.4.2.2i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1268 Lines: 25 On Fri, Dec 15, 2006 at 05:47:50PM -0800, Pete Zaitcev wrote: > On Fri, 15 Dec 2006 16:37:15 -0500, Dave Jones wrote: > > > Linux version 2.6.18-1.2864.fc6 (brewbuilder@hs20-bc2-4.build.redhat.com) (gcc version 4.1.1 20061011 (Red Hat 4.1.1-30)) #1 SMP Fri Dec 15 13:14:58 EST 2006 > > Kernel command line: ro root=/dev/VolGroup00/LogVol00 profile=1 vga=791 > > > audit(1166218060.464:4): avc: denied { search } for pid=2678 comm="pcscd" name="usbdev2.4_ep03" dev=sysfs ino=1384 scontext=system_u:system_r:pcscd_t:s0 tcontext=system_u:object_r:sysfs_t:s0 tclass=dir > > BUG: unable to handle kernel NULL pointer dereference at virtual address 0000000b > > But if you boot with selinux=0, everything works, right? Printk time. Good spotting, yes it does. And come to think of it, this only recently started happening after some updates got applied, so it's likely that policy got stricter somehow. Still shouldn't cause an oops though obviously. Dave -- http://www.codemonkey.org.uk - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/