Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751331AbVIHHlO (ORCPT ); Thu, 8 Sep 2005 03:41:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751335AbVIHHlO (ORCPT ); Thu, 8 Sep 2005 03:41:14 -0400 Received: from mail.dsa-ac.de ([62.112.80.99]:53010 "EHLO mail.dsa-ac.de") by vger.kernel.org with ESMTP id S1751331AbVIHHlN (ORCPT ); Thu, 8 Sep 2005 03:41:13 -0400 Date: Thu, 8 Sep 2005 09:41:04 +0200 (CEST) From: gl@dsa-ac.de To: linux-kernel@vger.kernel.org Cc: len.brown@intel.com, acpi-devel@lists.sourceforge.net Subject: [OOPS] vanilla 2.6.13 + "rmmod processor" Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2769 Lines: 74 Hi Just booted a 2.6.13 compiled with UP, ACPI, APIC, LAPIC, sensor modules with "nolapic noapic acpi=off". The processor module was still loaded by the hotplug. On rmmod it Oopsed: Linux version 2.6.13 (gl@X) (gcc version 3.3.3 (SuSE Linux)) #10 Mon Sep 5 13:25:58 CEST 2005 ... Processor #0 6:13 APIC version 17 I/O APIC #2 Version 17 at 0xFEC00000. Enabling APIC mode: Flat. Using 1 I/O APICs Processors: 1 Allocating PCI resources starting at 0e000000 (gap: 0e000000:f0c00000) Built 1 zonelists Kernel command line: root=/dev/hda2 ro vga=785 acpi=off noapic nolapic mapped APIC to ffffd000 (fee00000) mapped IOAPIC to ffffc000 (fec00000) Initializing CPU#0 ... CPU: Intel(R) Celeron(R) M processor 1.00GHz stepping 08 ... ACPI: Subsystem revision 20050408 ACPI: Interpreter disabled. ... shpchp: acpi_shpchprm:get_device PCI ROOT HID fail=0x1001 Unable to handle kernel NULL pointer dereference at virtual address 00000004 printing eip: c020f944 *pde = 00000000 Oops: 0002 [#1] Modules linked in: evdev snd_intel8x0 snd_ac97_codec snd_pcm snd_timer snd soundcore snd_page_alloc pci_hotplug ehci_hcd autofs4 af_packet vfat fat e100 mii i2c_i801 i2c_core parport_pc parport ohci1394 ieee1394 usbhid uhci_hcd usbcore processor CPU: 0 EIP: 0060:[] Not tainted VLI EFLAGS: 00010246 (2.6.13) EIP is at acpi_bus_unregister_driver+0x21/0x38 eax: 00000000 ebx: ce93d3c0 ecx: ccb09f68 edx: 00000000 esi: 00000000 edi: 00000880 ebp: ccb09f58 esp: ccb09f50 ds: 007b es: 007b ss: 0068 Process rmmod (pid: 2991, threadinfo=ccb08000 task=cd640530) Stack: ce93d780 00000000 ccb09f60 ce93b058 ccb09fb4 c0133368 00000000 636f7270 6f737365 b7ef0072 b7efc000 ccb09fa0 c014cbdc b7efc000 b7efd000 cd3e1280 c139b074 cd3e1280 cd3e12b0 b7efc000 ccb09fb4 0014cc6d b7efc000 bfc13a98 Call Trace: [] show_stack+0xa6/0xb0 [] show_registers+0x149/0x1c0 [] die+0xbb/0x140 [] do_page_fault+0x512/0x693 [] error_code+0x4f/0x54 [] acpi_processor_exit+0x1c/0x2e [processor] [] sys_delete_module+0x138/0x150 [] syscall_call+0x7/0xb Code: 04 89 d0 e8 fd fe ff ff 5d c3 55 89 e5 56 31 f6 85 c0 53 89 c3 74 20 e8 56 ff ff ff 8b 83 a8 00 00 00 85 c0 75 16 8b 53 04 8b 03 <89> 50 04 89 02 89 5b 04 89 1b eb 05 be ea ff ff ff 5b 89 f0 5e Thanks Guennadi --------------------------------- Guennadi Liakhovetski, Ph.D. DSA Daten- und Systemtechnik GmbH Pascalstr. 28 D-52076 Aachen Germany - 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/