From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760530Ab0JZWC2 (ORCPT ); Tue, 26 Oct 2010 18:02:28 -0400 Received: from rcsinet10.oracle.com ([148.87.113.121]:54639 "EHLO rcsinet10.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755672Ab0JZWC1 (ORCPT ); Tue, 26 Oct 2010 18:02:27 -0400 Date: Tue, 26 Oct 2010 15:00:28 -0700 From: Randy Dunlap To: Ben Greear Cc: linux-kernel Subject: Re: lockdep: Invalid subclass: 31, related to mousedev_create Message-Id: <20101026150028.039a0cb5.randy.dunlap@oracle.com> In-Reply-To: <4CC74C9F.6040801@candelatech.com> References: <4CC74C9F.6040801@candelatech.com> Organization: Oracle Linux Eng. X-Mailer: Sylpheed 2.7.1 (GTK+ 2.16.6; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 26 Oct 2010 14:48:15 -0700 Ben Greear wrote: > This is coming out of today's wireless-testing tree: > > BUG: looking up invalid subclass: 31 > turning off the locking correctness validator. > Pid: 1, comm: swapper Not tainted 2.6.36-wl+ #33 > Call Trace: > [] ? printk+0xf/0x12 > [] look_up_lock_class+0x2d/0x9e > [] register_lock_class+0x17/0x2ac > [] ? lockdep_init_map+0x86/0xf1 > [] ? debug_mutex_init+0x28/0x33 > [] lockdep_init_map+0xe0/0xf1 > [] mousedev_create+0x8d/0x196 > [] mousedev_init+0x15/0x51 > [] do_one_initcall+0x71/0x121 > [] ? mousedev_init+0x0/0x51 > [] kernel_init+0x126/0x1a7 > [] ? kernel_init+0x0/0x1a7 > [] kernel_thread_helper+0x6/0x1a > mice: PS/2 mouse device common for all mice Please see this reply: http://lkml.org/lkml/2010/10/25/48 --- ~Randy *** Remember to use Documentation/SubmitChecklist when testing your code ***