Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758349AbXLGXRj (ORCPT ); Fri, 7 Dec 2007 18:17:39 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754309AbXLGXR3 (ORCPT ); Fri, 7 Dec 2007 18:17:29 -0500 Received: from smtp2.linux-foundation.org ([207.189.120.14]:39886 "EHLO smtp2.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753963AbXLGXR2 (ORCPT ); Fri, 7 Dec 2007 18:17:28 -0500 Date: Fri, 7 Dec 2007 15:17:14 -0800 From: Andrew Morton To: "Parag Warudkar" , "Rafael J. Wysocki" Cc: linux-kernel@vger.kernel.org, venkatesh.pallipadi@intel.com, torvalds@linux-foundation.org, linux-acpi@vger.kernel.org Subject: Re: BUG: soft lockup - CPU#1 stuck for 15s! [swapper:0] Message-Id: <20071207151714.51b80234.akpm@linux-foundation.org> In-Reply-To: <82e4877d0712071453h38795e36of26324a4b123fa6c@mail.gmail.com> References: <82e4877d0712071453h38795e36of26324a4b123fa6c@mail.gmail.com> X-Mailer: Sylpheed version 2.2.4 (GTK+ 2.8.20; i486-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1593 Lines: 38 On Fri, 7 Dec 2007 17:53:47 -0500 "Parag Warudkar" wrote: > Got this on today's git (2.6.24-rc4) while compiling stuff - Looks > like it is related to CpuIdle stuff. > I chose CONFIG_CPU_IDLE for the first time so I don't know when this > was introduced. > > This is on x86_32, SMP. > > BUG: soft lockup - CPU#1 stuck for 15s! [swapper:0] > > Pid: 0, comm: swapper Not tainted (2.6.24-rc4 #3) > EIP: 0060:[] EFLAGS: 00000202 CPU: 1 > EIP is at _spin_lock_irqsave+0x16/0x27 > EAX: c06b4110 EBX: 00000001 ECX: f7873808 EDX: 00000293 > ESI: 00000005 EDI: f7873808 EBP: 00000000 ESP: f7829f10 > DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 > CR0: 8005003b CR2: 004f5960 CR3: 372c5000 CR4: 000006d0 > DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 > DR6: ffff0ff0 DR7: 00000400 > [] tick_broadcast_oneshot_control+0x10/0xda > [] tick_notify+0x1d4/0x2eb > [] get_next_timer_interrupt+0x143/0x1b4 > [] notifier_call_chain+0x2a/0x47 > [] raw_notifier_call_chain+0x17/0x1a > [] clockevents_notify+0x19/0x4f > [] acpi_idle_enter_simple+0x183/0x1d0 > [] cpuidle_idle_call+0x53/0x78 > [] cpuidle_idle_call+0x0/0x78 > [] cpu_idle+0x97/0xb8 OK, thanks. Another one for the regression list, please. -- 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/