From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757588Ab0JVAri (ORCPT ); Thu, 21 Oct 2010 20:47:38 -0400 Received: from mga14.intel.com ([143.182.124.37]:42787 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752151Ab0JVArh (ORCPT ); Thu, 21 Oct 2010 20:47:37 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.58,220,1286175600"; d="scan'208";a="339047677" Subject: Re: booting "nosmp" kernel causing ACPI errors From: Zhang Rui To: Bernard Pidoux Cc: "linux-kernel@vger.kernel.org" , Bernard Pidoux In-Reply-To: <4CB9D69D.60203@upmc.fr> References: <4CB9D69D.60203@upmc.fr> Content-Type: text/plain; charset="UTF-8" Date: Fri, 22 Oct 2010 08:48:03 +0800 Message-ID: <1287708483.2210.13.camel@rui> Mime-Version: 1.0 X-Mailer: Evolution 2.30.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Bernard, On Sun, 2010-10-17 at 00:45 +0800, Bernard Pidoux wrote: > Hi, > > I observed ACPI errors when booting 2.6.35.7 kernel with "nosmp" argument. > dmesg shows a warning message starting with : > WARNING: at mm/page_alloc.c:1981 __alloc_pages_nodemask+0x5b4/0x6d0() > +Hardware name: MS-7519 > +Modules linked in: > +Pid: 1, comm: swapper Not tainted 2.6.35.7 #2 > it seems that ACPI is trying to load an invalid table. would you please attach the acpidump of your laptop, both with and without "nosmp"? thanks, rui > This is followed by ACPI error messages and /proc/interrupts show that > interrupts 0-15 are then handled by XT-PIC-XT > instead of IO-APIC-edge and IO-APIC-fasteoi when runing smp kernel. > > Here is lspci dump : > > 00:00.0 Host bridge: Intel Corporation 4 Series Chipset DRAM Controller > (rev 03) > 00:01.0 PCI bridge: Intel Corporation 4 Series Chipset PCI Express Root > Port (rev 03) > 00:1a.0 USB Controller: Intel Corporation 82801JI (ICH10 Family) USB > UHCI Controller #4 > 00:1a.1 USB Controller: Intel Corporation 82801JI (ICH10 Family) USB > UHCI Controller #5 > 00:1a.2 USB Controller: Intel Corporation 82801JI (ICH10 Family) USB > UHCI Controller #6 > 00:1a.7 USB Controller: Intel Corporation 82801JI (ICH10 Family) USB2 > EHCI Controller #2 > 00:1b.0 Audio device: Intel Corporation 82801JI (ICH10 Family) HD Audio > Controller > 00:1c.0 PCI bridge: Intel Corporation 82801JI (ICH10 Family) PCI Express > Root Port 1 > 00:1c.1 PCI bridge: Intel Corporation 82801JI (ICH10 Family) PCI Express > Port 2 > 00:1c.5 PCI bridge: Intel Corporation 82801JI (ICH10 Family) PCI Express > Root Port 6 > 00:1d.0 USB Controller: Intel Corporation 82801JI (ICH10 Family) USB > UHCI Controller #1 > 00:1d.1 USB Controller: Intel Corporation 82801JI (ICH10 Family) USB > UHCI Controller #2 > 00:1d.2 USB Controller: Intel Corporation 82801JI (ICH10 Family) USB > UHCI Controller #3 > 00:1d.7 USB Controller: Intel Corporation 82801JI (ICH10 Family) USB2 > EHCI Controller #1 > 00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev 90) > 00:1f.0 ISA bridge: Intel Corporation 82801JIB (ICH10) LPC Interface > Controller > 00:1f.2 IDE interface: Intel Corporation 82801JI (ICH10 Family) 4 port > SATA IDE Controller #1 > 00:1f.3 SMBus: Intel Corporation 82801JI (ICH10 Family) SMBus Controller > 00:1f.5 IDE interface: Intel Corporation 82801JI (ICH10 Family) 2 port > SATA IDE Controller #2 > 01:00.0 VGA compatible controller: nVidia Corporation G98 [GeForce 8400 > GS] (rev a1) > 02:00.0 IDE interface: JMicron Technology Corp. JMB368 IDE controller > 04:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. > RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 02) > > I observed the same issue with another machine with also an MSI > motherboard but using a PCI bridge VIA VT8237/VX700 > even when booting with "pci=use_crs" argument. > > Attached is diff -ruN file between 2.6.35.7 kernel without and with > "nosmp" boot argument. > > Bernard >