Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261876AbVC1QoY (ORCPT ); Mon, 28 Mar 2005 11:44:24 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261940AbVC1QoY (ORCPT ); Mon, 28 Mar 2005 11:44:24 -0500 Received: from apollo.nbase.co.il ([194.90.137.2]:57873 "EHLO apollo.nbase.co.il") by vger.kernel.org with ESMTP id S261876AbVC1QoR (ORCPT ); Mon, 28 Mar 2005 11:44:17 -0500 Message-ID: <424834B7.5080805@mrv.com> Date: Mon, 28 Mar 2005 18:45:43 +0200 From: emann@mrv.com (Eran Mann) User-Agent: Mozilla Thunderbird 1.0 (X11/20041206) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Russell King CC: linux-kernel@vger.kernel.org Subject: [OOPS] paport related OOPS since 2.6.11-bk7 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2553 Lines: 63 The OOPS below gets generated consistently when FC3 kudzu is run during boot (tested between 2.6.11-bk7 and 2.6.11.6-bk1). It seems to be caused by the hotplug-parport changeset: http://linux.bkbits.net:8080/linux-2.5/cset@4230791b6YtcIhZDSvvWbzSdUpg2zg?nav=index.html|ChangeSet@-4w (reverting this changeset eliminates the oops). parport_pc: VIA 686A/8231 detected parport_pc: probing current configuration parport_pc: Current parallel port base: 0x378 parport0: PC-style at 0x378, irq 7 [PCSPP,EPP] parport_pc: VIA parallel port: io=0x378, irq=7 Unable to handle kernel NULL pointer dereference at virtual address 00000000 printing eip: d3f37368 *pde = 00000000 Oops: 0000 [#1] PREEMPT Modules linked in: parport_pc parport binfmt_misc nls_cp437 nls_iso8859_1 ntfs video thermal processor fan container button battery ac uhci_hcd usbcore 3c59x mii CPU: 0 EIP: 0060:[] Not tainted VLI EFLAGS: 00010286 (2.6.12-rc1) EIP is at parport_pc_pci_remove+0x18/0x40 [parport_pc] eax: c12ef844 ebx: c12ef800 ecx: c12ef844 edx: d3f37350 esi: 00000000 edi: d3f3cc68 ebp: ce53aecc esp: ce53aec0 ds: 007b es: 007b ss: 0068 Process modprobe (pid: 3187, threadinfo=ce53a000 task=cfbe2570) Stack: c018f481 c12ef800 c12ef844 ce53aedc c0239636 c12ef800 c12ef868 ce53aef8 c02fe67c c12ef844 c040412e d3f3ccb0 d3f3ccb0 d3f375a0 ce53af0c c02fe6a0 c12ef844 d3f3cc68 00000000 ce53af24 c02feb9a d3f3cc68 d3f3cc68 d3f3cc68 Call Trace: [] show_stack+0x7f/0xa0 [] show_registers+0x156/0x1d0 [] die+0xea/0x180 [] do_page_fault+0x482/0x6ba [] error_code+0x2b/0x30 [] pci_device_remove+0x36/0x40 [] device_release_driver+0x7c/0x80 [] driver_detach+0x20/0x30 [] bus_remove_driver+0x4a/0x90 [] driver_unregister+0x12/0x20 [] pci_unregister_driver+0x15/0x20 [] parport_pc_exit+0x9e/0xae [parport_pc] [] sys_delete_module+0x17e/0x1b0 [] sysenter_past_esp+0x54/0x75 Code: 44 24 04 89 0c 24 ff d2 eb 94 89 f6 8d bc 27 00 00 00 00 55 89 e5 56 53 83 ec 04 8b 45 08 83 c0 44 8b 70 74 c7 40 74 00 00 00 00 <8b> 1e eb 10 8d 74 26 00 8b 44 9e 04 89 04 24 e8 d4 f4 ff ff 4b -- Eran Mann MRV International www.mrv.com - 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/