From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755925AbYDSI60 (ORCPT ); Sat, 19 Apr 2008 04:58:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753227AbYDSI6Q (ORCPT ); Sat, 19 Apr 2008 04:58:16 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:50935 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753209AbYDSI6O (ORCPT ); Sat, 19 Apr 2008 04:58:14 -0400 Date: Sat, 19 Apr 2008 10:57:58 +0200 From: Ingo Molnar To: linux-kernel@vger.kernel.org Cc: James Bottomley , Pekka Enberg , Christoph Lameter Subject: [bug] SCSI/SLUB - latest -git: WARNING: at mm/slub.c:2443 kmem_cache_destroy, scsi_put_host_cmd_pool() Message-ID: <20080419085758.GA18612@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.17 (2007-11-01) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org x86.git allyesconfig bootup test produced the following warning in slub.c (and a stream of similar warnings later on): [ 47.295141] ------------[ cut here ]------------ [ 47.298969] WARNING: at mm/slub.c:2443 kmem_cache_destroy+0xf8/0x102() [ 47.302967] Modules linked in: [ 47.307205] Pid: 1, comm: swapper Not tainted 2.6.25-sched-devel.git-x86-latest.git #24 [ 47.310970] [] warn_on_slowpath+0x46/0x56 [ 47.317464] [] ? get_pageblock_flags_group+0x56/0x74 [ 47.322969] [] ? list_add+0xa/0xf [ 47.328814] [] ? _spin_unlock+0x22/0x25 [ 47.333327] [] ? time_hardirqs_off+0xe/0x1f [ 47.338972] [] ? trace_hardirqs_off_caller+0x15/0xab [ 47.342970] [] ? trace_hardirqs_off+0xb/0xd [ 47.350971] [] ? free_hot_cold_page+0x11d/0x139 [ 47.354970] [] ? time_hardirqs_on+0xe/0x1f [ 47.361595] [] ? trace_hardirqs_on_caller+0x16/0x13c [ 47.366973] [] ? trace_hardirqs_on+0xb/0xd [ 47.370972] [] kmem_cache_destroy+0xf8/0x102 [ 47.377727] [] scsi_put_host_cmd_pool+0x42/0x58 [ 47.382973] [] scsi_destroy_command_freelist+0x54/0x5c [ 47.386972] [] scsi_host_dev_release+0x79/0xa9 [ 47.394973] [] device_release+0x3e/0x54 [ 47.398974] [] kobject_release+0x45/0x55 [ 47.405383] [] ? kobject_release+0x0/0x55 [ 47.409513] [] kref_put+0x3e/0x49 [ 47.414975] [] kobject_put+0x19/0x1b [ 47.418975] [] put_device+0x16/0x18 [ 47.422975] [] scsi_host_put+0x12/0x14 [ 47.426975] [] scsi_unregister+0x1d/0x20 [ 47.433383] [] aha1542_detect+0x7db/0x7f5 [ 47.438977] [] ? trace_hardirqs_on+0xb/0xd [ 47.442976] [] ? init_this_scsi_driver+0xb/0xd0 [ 47.450666] [] init_this_scsi_driver+0x5e/0xd0 [ 47.454978] [] kernel_init+0x152/0x2b0 [ 47.458978] [] ? kernel_init+0x0/0x2b0 [ 47.465249] [] ? kernel_init+0x0/0x2b0 [ 47.469258] [] kernel_thread_helper+0x7/0x10 [ 47.474978] ======================= [ 47.478980] ---[ end trace 778e504de7e3b1e3 ]--- [ 47.483297] ------------[ cut here ]------------ config and bootlog at: http://redhat.com/~mingo/misc/config-Sat_Apr_19_10_28_28_CEST_2008.bad http://redhat.com/~mingo/misc/log-Sat_Apr_19_10_28_28_CEST_2008.bad [a few .config options were turned off: just accept all the defaults after 'make oldconfig'] Ingo