From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757635AbZDWOA1 (ORCPT ); Thu, 23 Apr 2009 10:00:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753233AbZDWOAH (ORCPT ); Thu, 23 Apr 2009 10:00:07 -0400 Received: from tomts43.bellnexxia.net ([209.226.175.110]:61344 "EHLO tomts43-srv.bellnexxia.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752680AbZDWOAF (ORCPT ); Thu, 23 Apr 2009 10:00:05 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: ArwGAMcQ8ElMQW1W/2dsb2JhbACBT851g3UG Date: Thu, 23 Apr 2009 10:00:02 -0400 From: Mathieu Desnoyers To: Greg KH Cc: Andrew Morton , linux-kernel@vger.kernel.org Subject: [BUG] 2.6.29.1 debugobjects warning Message-ID: <20090423140002.GA12852@Krystal> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline X-Editor: vi X-Info: http://krystal.dyndns.org:8080 X-Operating-System: Linux/2.6.21.3-grsec (i686) X-Uptime: 09:56:52 up 54 days, 10:23, 1 user, load average: 0.38, 0.61, 0.54 User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, I got the following warning on my Thinkpad T43p laptop (single-core 32-bits x86). I run the 2.6.29.1 tree, plus LTTng patchset applied. It seems to come from cpufreq. Any idea what is going on here ? ------------[ cut here ]------------ WARNING: at lib/debugobjects.c:217 debug_print_object+0x5a/0x70() Hardware name: 2687D5U ODEBUG: init active object type: timer_list Modules linked in: irda parport nsc_ircc irtty_sir parport_pc psmouse snd_seq sn d_seq_midi_event hid_logitech ac unix floppy output battery sir_dev nvram snd_ra wmidi pcmcia x_tables ip_tables joydev snd_seq_midi evdev video snd_page_alloc s oundcore led_class i2c_i801 cryptoloop snd snd_seq_dummy rfkill thinkpad_acpi sn d_seq_oss snd_mixer_oss loop ipw2200 blowfish aes_i586 snd_pcm_oss ac97_bus snd_ seq_device agpgart snd_pcm ide_cd_mod snd_timer intel_agp snd_ac97_codec ide_gen eric button snd_intel8x0 edd acpi_cpufreq ltt_statedump ipc_trace usbhid thermal mm_trace snd_intel8x0m fs_trace pcmcia_core rcu_trace lib80211 syscall_trace rs rc_nonstatic libphy serio_raw kernel_trace tg3 trap_trace libipw crc_ccitt net_t race dm_mod dm_log dm_region_hash dm_mirror yenta_socket dm_snapshot fat vfat nl s_cp437 nls_iso8859_1 lp ppdev af_packet drm ntfs ipv6 auth_rpcgss binfmt_misc r adeon lockd sunrpc nfs Pid: 3628, comm: cpufreqd Not tainted 2.6.29.1-trace #28 Call Trace: [] warn_slowpath+0x73/0xd0 [] ? mark_held_locks+0x48/0x90 [] ? __mutex_unlock_slowpath+0xd5/0x150 [] ? trace_hardirqs_on_caller+0x199/0x1f0 [] ? mutex_unlock+0x8/0x10 [] ? mutex_unlock+0x8/0x10 [] ? sysfs_addrm_finish+0x16/0x230 [] ? sysfs_find_dirent+0x21/0x30 [] debug_print_object+0x5a/0x70 [] __debug_object_init+0x254/0x340 [] ? cpufreq_governor_dbs+0x10f/0x210 [] debug_object_init+0x17/0x20 [] init_timer+0x10/0x30 [] init_timer_deferrable+0xb/0x20 [] cpufreq_governor_dbs+0x1cd/0x210 [] __cpufreq_governor+0xab/0x120 [] __cpufreq_set_policy+0xfb/0x140 [] store_scaling_governor+0xa4/0x220 [] ? handle_update+0x0/0x10 [] ? store_scaling_governor+0x0/0x220 [] store+0x4e/0x70 [] sysfs_write_file+0x9c/0x100 [] vfs_write+0x9c/0x140 [] ? sysfs_write_file+0x0/0x100 [] sys_write+0x47/0xe0 [] syscall_call+0x7/0xb [] ? sys_vfork+0x20/0x30 Mathieu -- Mathieu Desnoyers OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68