From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753847Ab0HSPEc (ORCPT ); Thu, 19 Aug 2010 11:04:32 -0400 Received: from mail-fx0-f46.google.com ([209.85.161.46]:44150 "EHLO mail-fx0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752704Ab0HSPE2 convert rfc822-to-8bit (ORCPT ); Thu, 19 Aug 2010 11:04:28 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:reply-to:to:subject:date:user-agent:cc:references:in-reply-to :mime-version:content-type:content-transfer-encoding:message-id; b=mJSjheUjtY/TYF5EHcPY1goOqHaqNS1oIPpcBW5eL3DNn/fG/j+4jWbZjJdQTdE/gk 4wrCT8pq5qKmiq/ZQ/f0keWsUvdgCKCQ1kVQWaeW3wSvgO5bnlALNLYiQgBmX1ODfQGO O9dNfwrn00GuOlIwbEgZAl0Qy57e9JGBOCSLo= From: Maciej Rutecki Reply-To: maciej.rutecki@gmail.com To: Sergey Senozhatsky Subject: Re: fix BUG: using smp_processor_id() in preemptible code (resend) Date: Thu, 19 Aug 2010 17:04:18 +0200 User-Agent: KMail/1.13.5 (Linux/2.6.36-rc1; KDE/4.4.5; i686; ; ) Cc: Andrew Morton , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , x86@kernel.org, Peter Zijlstra , Joerg Roedel , linux-kernel@vger.kernel.org References: <20100818091157.GA5238@swordfish.minsk.epam.com> In-Reply-To: <20100818091157.GA5238@swordfish.minsk.epam.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: 8BIT Message-Id: <201008191704.19292.maciej.rutecki@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On środa, 18 sierpnia 2010 o 11:11:58 Sergey Senozhatsky wrote: > fix BUG: using smp_processor_id() in preemptible code (resend) I got similar bug (during suspend to disk) on 2.6.36-rc1+ patch from: https://bugzilla.kernel.org/show_bug.cgi?id=16615 [ 89.141370] Enabling non-boot CPUs ... [ 89.142033] BUG: using smp_processor_id() in preemptible [00000000] code: pm-hibernate/2584 [ 89.142147] caller is thermal_throttle_add_dev+0x10/0x7c [ 89.142200] Pid: 2584, comm: pm-hibernate Not tainted 2.6.36-rc1 #1 [ 89.142248] Call Trace: [ 89.142274] [] ? printk+0xf/0x12 [ 89.142312] [] debug_smp_processor_id+0xa5/0xbc [ 89.142357] [] thermal_throttle_add_dev+0x10/0x7c [ 89.142403] [] thermal_throttle_cpu_callback+0x49/0x9c [ 89.142454] [] notifier_call_chain+0x26/0x50 [ 89.142496] [] __raw_notifier_call_chain+0xe/0x10 [ 89.142544] [] __cpu_notify+0x15/0x29 [ 89.142581] [] _cpu_up+0x59/0xdc [ 89.142617] [] enable_nonboot_cpus+0x3d/0x94 [ 89.142660] [] hibernation_snapshot+0x11d/0x1b9 [ 89.142704] [] hibernate+0xa5/0x13f [ 89.142740] [] ? state_store+0x0/0xa7 [ 89.142778] [] state_store+0x54/0xa7 [ 89.142815] [] ? state_store+0x0/0xa7 [ 89.142854] [] kobj_attr_store+0x16/0x22 [ 89.142894] [] sysfs_write_file+0xbc/0xe7 [ 89.142936] [] vfs_write+0x8a/0xfd [ 89.142972] [] ? sysfs_write_file+0x0/0xe7 [ 89.143018] [] sys_write+0x3b/0x60 [ 89.143055] [] sysenter_do_call+0x12/0x22 [ 89.143112] SMP alternatives: switching to SMP code PS. Sorry for overlook previosus mail, already I created bug entry (because it's regression): https://bugzilla.kernel.org/show_bug.cgi?id=16629 Regards -- Maciej Rutecki http://www.maciek.unixy.pl