Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757751AbXLGWx6 (ORCPT ); Fri, 7 Dec 2007 17:53:58 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755169AbXLGWxu (ORCPT ); Fri, 7 Dec 2007 17:53:50 -0500 Received: from py-out-1112.google.com ([64.233.166.180]:49031 "EHLO py-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753578AbXLGWxt (ORCPT ); Fri, 7 Dec 2007 17:53:49 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:mime-version:content-type:content-transfer-encoding:content-disposition; b=GI+GTaqd6Zl7rpO+IWCwR0zoltBaiT6wR4mBmWlB0KNV6s9O9YsJGSD0hAYpJwm+2C1umhXrTFykfQKEx17lxFg6K7F5ZjXH2Bqajug1WHryOtspEVBYbptCqfP/pW99PkeilxmnnbyuBT3/3Q6lItP0jSHszLAXxqkE0a5XYW4= Message-ID: <82e4877d0712071453h38795e36of26324a4b123fa6c@mail.gmail.com> Date: Fri, 7 Dec 2007 17:53:47 -0500 From: "Parag Warudkar" To: LKML Subject: BUG: soft lockup - CPU#1 stuck for 15s! [swapper:0] Cc: "Andrew Morton" , venkatesh.pallipadi@intel.com, "Linus Torvalds" 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 Content-Length: 1392 Lines: 33 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 -- 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/