Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764266AbXKNV1K (ORCPT ); Wed, 14 Nov 2007 16:27:10 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754170AbXKNV04 (ORCPT ); Wed, 14 Nov 2007 16:26:56 -0500 Received: from moutng.kundenserver.de ([212.227.126.171]:51325 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751615AbXKNV0z (ORCPT ); Wed, 14 Nov 2007 16:26:55 -0500 Subject: Re: 2.6.24-rc2-mm1 From: Kay Sievers To: Jiri Kosina Cc: Greg KH , Dave Young , Andrew Morton , linux-kernel@vger.kernel.org In-Reply-To: References: <20071113175906.497a1a6a.akpm@linux-foundation.org> <20071113223802.2ace1a61.akpm@linux-foundation.org> <20071114004129.783fb98b.akpm@linux-foundation.org> <20071114165906.GB13889@kroah.com> <1195065493.2168.31.camel@lov.site> Content-Type: text/plain Date: Wed, 14 Nov 2007 22:27:43 +0100 Message-Id: <1195075663.2609.2.camel@lov.site> Mime-Version: 1.0 X-Mailer: Evolution 2.12.0 Content-Transfer-Encoding: 7bit X-Provags-ID: V01U2FsdGVkX1+SqS9GQhZFPY3VILZra/jxe5qrK/CNIxpKjtE O8SFextPhvuBJCD287xabb+l7bZXLZvicUylmCGxK+nK46bzWL Om3Wfh7TSH2LiFb//snseROyq58QC5N Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1175 Lines: 28 On Wed, 2007-11-14 at 20:19 +0100, Jiri Kosina wrote: > On Wed, 14 Nov 2007, Kay Sievers wrote: > > > Could it be an init-order problem, where something tries to use the > > block subsystem? Before it is initialized with: > > block/genhd.c :: subsys_initcall(genhd_device_init); > > If that's the case, we have an old bug that nobody noticed with static > > structures, which are zeroed that time, but definitely not properly > > initialized. I'll try to build loop non-modular now, and see if that > > makes the bug appear here. > my .config with which I reproduc this on 2.6.24-rc2-mm1 reliably can be > obtained from http://www.jikos.cz/jikos/junk/.config Hmm, that config doesn't do anything here, and if I make it boot, it does not show the bug. Could you possibly enable kobject debugging and see if that exposes something, maybe something goes wrong with the kset refcount and it gets released while in use. Kay - 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/