Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757535AbZJBKQL (ORCPT ); Fri, 2 Oct 2009 06:16:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756894AbZJBKQK (ORCPT ); Fri, 2 Oct 2009 06:16:10 -0400 Received: from mail-bw0-f210.google.com ([209.85.218.210]:48299 "EHLO mail-bw0-f210.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756881AbZJBKQJ (ORCPT ); Fri, 2 Oct 2009 06:16:09 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=bnaTqa4lvaQyc8dk/22vD7grQxHBEH7qXB7DGnXJFCr3D+tkyoYqZRyjWisWkq4HNR Pbrw7qjy7X/yWgWQXjZw5HXm82Rh08e1Q74xuAZPx3T3QjUj9lfMRJkJjqKev9IuSQKo U6fbLE+K0dnP2Yz9Qyk1AaGhZHJEumhu5QDbw= MIME-Version: 1.0 Date: Fri, 2 Oct 2009 12:16:12 +0200 Message-ID: <40a4ed590910020316t50800e0m6958a335cfdcaf3b@mail.gmail.com> Subject: When this happens my Machine hangs - Kernel 2.6.32-rc2: INFO: task master:26085 blocked for more than 120 seconds From: Zeno Davatz To: linux-kernel@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3780 Lines: 74 I am on: Linux zenogentoo 2.6.32-rc2 #63 SMP PREEMPT Mon Sep 28 16:04:45 CEST 2009 i686 Intel(R) Pentium(R) 4 CPU 3.00GHz GenuineIntel GNU/Linux from /var/log/messages right at the time of the hang: Oct 2 12:00:01 zenogentoo cron[26059]: (root) CMD (test -x /usr/sbin/run-crons && /usr/sbin/run-crons ) Oct 2 12:07:40 zenogentoo INFO: task master:26085 blocked for more than 120 seconds. Oct 2 12:07:40 zenogentoo "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Oct 2 12:07:40 zenogentoo master D 0000e15b 0 26085 3117 0x00000000 Oct 2 12:07:40 zenogentoo f72b7e90 00000086 669d4ad6 0000e15b c1693980 00000001 c2a08980 f72b7e64 Oct 2 12:07:40 zenogentoo c107bfdf f72b7e54 c168f084 f72280b0 f7228248 c2a08500 00000001 00000001 Oct 2 12:07:40 zenogentoo c1693500 c2804104 f7228248 f722817c c2804104 f72b7e88 0002a25f 00000000 Oct 2 12:07:40 zenogentoo Call Trace: Oct 2 12:07:40 zenogentoo [] ? sched_clock_cpu+0xc4/0xf8 Oct 2 12:07:40 zenogentoo [] schedule_timeout+0x242/0x2ad Oct 2 12:07:40 zenogentoo [] ? sched_clock+0x8/0xb Oct 2 12:07:40 zenogentoo [] ? sched_clock_local+0x91/0x115 Oct 2 12:07:40 zenogentoo [] ? sched_clock_cpu+0xc4/0xf8 Oct 2 12:07:40 zenogentoo [] ? _spin_lock+0x10/0x27 Oct 2 12:07:40 zenogentoo [] wait_for_common+0xa9/0x10a Oct 2 12:07:40 zenogentoo [] ? default_wake_function+0x0/0xd Oct 2 12:07:40 zenogentoo [] wait_for_completion+0x12/0x14 Oct 2 12:07:40 zenogentoo [] sched_exec+0xd5/0xe4 Oct 2 12:07:40 zenogentoo [] do_execve+0x138/0x378 Oct 2 12:07:40 zenogentoo [] sys_execve+0x35/0x61 Oct 2 12:07:40 zenogentoo [] sysenter_do_call+0x12/0x2c Oct 2 12:08:08 zenogentoo sudo: pam_unix(sudo:auth): authentication failure; logname=zeno uid=0 euid=0 tty=pts/0 ruser= rhost= user=zeno Oct 2 12:08:12 zenogentoo sudo: zeno : TTY=pts/0 ; PWD=/home/zeno ; USER=root ; COMMAND=/usr/bin/vi /var/log/messages Oct 2 12:09:40 zenogentoo INFO: task master:26085 blocked for more than 120 seconds. Oct 2 12:09:40 zenogentoo "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Oct 2 12:09:40 zenogentoo master D 0000e15b 0 26085 3117 0x00000000 Oct 2 12:09:40 zenogentoo f72b7e90 00000086 669d4ad6 0000e15b c1693980 00000001 c2a08980 f72b7e64 Oct 2 12:09:40 zenogentoo c107bfdf f72b7e54 c168f084 f72280b0 f7228248 c2a08500 00000001 00000001 Oct 2 12:09:40 zenogentoo c1693500 c2804104 f7228248 f722817c c2804104 f72b7e88 0002a25f 00000000 Oct 2 12:09:40 zenogentoo Call Trace: Oct 2 12:09:40 zenogentoo [] ? sched_clock_cpu+0xc4/0xf8 Oct 2 12:09:40 zenogentoo [] schedule_timeout+0x242/0x2ad Oct 2 12:09:40 zenogentoo [] ? sched_clock+0x8/0xb Oct 2 12:09:40 zenogentoo [] ? sched_clock_local+0x91/0x115 Oct 2 12:09:40 zenogentoo [] ? sched_clock_cpu+0xc4/0xf8 Oct 2 12:09:40 zenogentoo [] ? _spin_lock+0x10/0x27 Oct 2 12:09:40 zenogentoo [] wait_for_common+0xa9/0x10a Oct 2 12:09:40 zenogentoo [] ? default_wake_function+0x0/0xd Oct 2 12:09:40 zenogentoo [] wait_for_completion+0x12/0x14 Oct 2 12:09:40 zenogentoo [] sched_exec+0xd5/0xe4 Oct 2 12:09:40 zenogentoo [] do_execve+0x138/0x378 Oct 2 12:09:40 zenogentoo [] sys_execve+0x35/0x61 Oct 2 12:09:40 zenogentoo [] sysenter_do_call+0x12/0x2c Any hints are welcome. Best Zeno -- 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/