From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S270014AbTGPBbz (ORCPT ); Tue, 15 Jul 2003 21:31:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S270022AbTGPBby (ORCPT ); Tue, 15 Jul 2003 21:31:54 -0400 Received: from ip67-95-245-82.z245-95-67.customer.algx.net ([67.95.245.82]:60689 "EHLO mmp-linux.matchmail.com") by vger.kernel.org with ESMTP id S270014AbTGPBbw (ORCPT ); Tue, 15 Jul 2003 21:31:52 -0400 Date: Tue, 15 Jul 2003 18:46:50 -0700 From: Mike Fedyk To: Greg KH Cc: Kernel Mailing List Subject: Re: Hotplug Oops Re: Linux v2.6.0-test1 Message-ID: <20030716014650.GB2681@matchmail.com> Mail-Followup-To: Greg KH , Kernel Mailing List References: <20030716012948.GA1877@matchmail.com> <20030716013743.GA2112@kroah.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030716013743.GA2112@kroah.com> User-Agent: Mutt/1.5.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 15, 2003 at 06:37:43PM -0700, Greg KH wrote: > On Tue, Jul 15, 2003 at 06:29:48PM -0700, Mike Fedyk wrote: > > Here's a nice oops for you guys. > > > > Hotplug is the trigger. I can't reproduce without hotplug. > > > > hotplug tries to load ohci, ehci, and finally uhci (the correct module), it > > oopses for each driver with hotplug, but if I try without hotplug ('apt-get > > remove hotplug' before rebooting), I can load all three usb drivers with no > > oops. > > If you just load these drivers by hand, does the oops happen? > I didn't look into the hotplug scripts to see which hotplug modules (and they are modules for me) were being loaded and in which order. I did load the usb drivers by hand with no oops though. > Can you enable debugging in the kobject code, or the driver base code to > try to get some better debug messages of what is going on? > Please tell me which file that's in, and what I need to change, or give a patch. Thanks.