From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756528AbYDBMTn (ORCPT ); Wed, 2 Apr 2008 08:19:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756143AbYDBMTc (ORCPT ); Wed, 2 Apr 2008 08:19:32 -0400 Received: from wa-out-1112.google.com ([209.85.146.182]:24743 "EHLO wa-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756059AbYDBMTa (ORCPT ); Wed, 2 Apr 2008 08:19:30 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=message-id:date:from:to:subject:mime-version:content-type:content-transfer-encoding:content-disposition; b=nAIH77j6F0XEtlan5gPnUsOXABRgm7oDA2NP1vPAzJL0o22qzwTmCZSajsrvSzRwv9LGJlb4rsouWq+6M0TM2+0NvUNhOmZWq57eYFOqt/hN0DQsyxf/SwM4U+I2K+keqb7SdqXDBDmBU3gOb2ulPT4F5fc8dBdpHY/LyEXysHM= Message-ID: Date: Wed, 2 Apr 2008 08:19:29 -0400 From: "Miles Lane" To: "Andrew Morton" , LKML , matt.jared@intel.com, andy.kopp@intel.com, dan.d.kogan@intel.com, "Jaroslav Kysela" , "Abramo Bagnara" Subject: 2.6.25-rc8-mm1 -- BUG: bad unlock balance detected! MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [ 48.765906] [ BUG: bad unlock balance detected! ] [ 48.765912] ------------------------------------- [ 48.765918] pulseaudio/4277 is trying to release lock (&codec->spdif_mutex) at: [ 48.765930] [] mutex_unlock+0x8/0xa [ 48.765945] but there are no more locks to release! [ 48.765950] [ 48.765952] other info that might help us debug this: [ 48.765959] 2 locks held by pulseaudio/4277: [ 48.765965] #0: (&pcm->open_mutex){--..}, at: [] snd_pcm_open+0xc1/0x1ba [snd_pcm] [ 48.766003] #1: (&chip->open_mutex){--..}, at: [] azx_pcm_open+0x36/0x184 [snd_hda_intel] [ 48.766057] [ 48.766059] stack backtrace: [ 48.766066] Pid: 4277, comm: pulseaudio Not tainted 2.6.25-rc8-mm1 #12 [ 48.766086] [] print_unlock_inbalance_bug+0xce/0xd8 [ 48.766107] [] ? save_stack_trace+0x1d/0x3b [ 48.766130] [] ? __kernel_text_address+0x1b/0x27 [ 48.766146] [] ? dump_trace+0xcd/0xd9 [ 48.766160] [] ? save_stack_address+0x0/0x2c [ 48.766176] [] ? find_usage_backwards+0xa4/0xc3 [ 48.766193] [] lock_release_non_nested+0x84/0x120 [ 48.766209] [] ? mutex_unlock+0x8/0xa [ 48.766222] [] lock_release+0x16a/0x199 [ 48.766238] [] __mutex_unlock_slowpath+0xa9/0x121 [ 48.766252] [] mutex_unlock+0x8/0xa [ 48.766263] [] snd_hda_multi_out_analog_open+0xd3/0xef [snd_hda_intel] [ 48.766321] [] stac92xx_playback_pcm_open+0x14/0x19 [snd_hda_intel] [ 48.766385] [] azx_pcm_open+0x126/0x184 [snd_hda_intel] [ 48.766446] [] snd_pcm_open_substream+0x46/0x97 [snd_pcm] [ 48.766476] [] snd_pcm_open+0xd2/0x1ba [snd_pcm] [ 48.766505] [] ? default_wake_function+0x0/0xd [ 48.766522] [] ? snd_lookup_minor_data+0x3f/0x46 [snd] [ 48.766553] [] snd_pcm_playback_open+0x23/0x26 [snd_pcm] [ 48.766581] [] snd_open+0x101/0x190 [snd] [ 48.766611] [] chrdev_open+0x156/0x172 [ 48.766628] [] __dentry_open+0x13a/0x229 [ 48.766646] [] nameidata_to_filp+0x1f/0x33 [ 48.766658] [] ? chrdev_open+0x0/0x172 [ 48.766673] [] do_filp_open+0x34a/0x69a [ 48.766690] [] ? __slab_alloc+0xbe/0x547 [ 48.766709] [] ? get_unused_fd_flags+0xbd/0xc7 [ 48.766730] [] ? get_unused_fd_flags+0xbd/0xc7 [ 48.766748] [] do_sys_open+0x40/0xb6 [ 48.766764] [] sys_open+0x16/0x18 [ 48.766776] [] sysenter_past_esp+0x6d/0xc5