From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752109Ab1EOEn3 (ORCPT ); Sun, 15 May 2011 00:43:29 -0400 Received: from qmta07.emeryville.ca.mail.comcast.net ([76.96.30.64]:52288 "EHLO qmta07.emeryville.ca.mail.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751005Ab1EOEn2 convert rfc822-to-8bit (ORCPT ); Sun, 15 May 2011 00:43:28 -0400 X-Greylist: delayed 339 seconds by postgrey-1.27 at vger.kernel.org; Sun, 15 May 2011 00:43:28 EDT From: "Michael Barton" To: Subject: PROBLEM: kernel Oops during shutdown of 3.6.38 kernel on EFI system Date: Sat, 14 May 2011 22:37:47 -0600 Message-ID: <021401cc12b9$d7961a10$0100a8c0@Canberra> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8BIT X-Mailer: Microsoft Office Outlook 11 Thread-Index: AcwSudbcq7LeTROnQXGS3nijX/kClg== X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3664 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [1.] One line summary of the problem: During system shutdown, the kernel panics [2.] Full description of the problem/report: During system shutdown, the kernel dies and the machine locks up. The console shows: * Restarting system. BUG: unable to handle kernel paging request at ..... IP: .... PGD 0 Oops: 0000 [#1] SMP Last sysfs file: /sys/devices/pci0000:00/0000:00:1d.o/usb2/2-1/2-1.2:1.1/bInterfaceClass CPU 0 Modules linked in: Pid: 1278, comm, reboot Not tainted 2.6.38-8-generic #42-Ubuntu Gateway FX6850/FX6580 ... Call Trace: console_unlock duwn_trylock efi_call4 default_spin_lock_flags virt_efi_reset_system native_machine_emergency_restart disable_IO_APIC natice_machine_restart ... do_page_fault iterate_supers system_call_fastpath [3.] Keywords (i.e., modules, networking, kernel): Kernel restart [4.] Kernel version (from /proc/version): Linux version: 2.6.38-8-generic - gcc version 4.5.2 #42 Ubuntu [5.] Output of Oops.. message (if applicable) with symbolic information resolved (see Documentation/oops-tracing.txt) Oops: 0000 [#1] SMP [6.] A small shell script or example program which triggers the problem (if possible) '/sbin/shutdown -r now' [7.] Environment [7.1.] Software (add the output of the ver_linux script here) [7.2.] Processor information (from /proc/cpuinfo): Processor: 7 Vendor_id: GenuineIntel Cpu family : 6 Model: 42 Model name: Intel(R) Core(TM) i7-2600 CPU @ 3.40GHz ... Address sizes : 36 bits physical, 48 bits virtual [7.3.] Module information (from /proc/modules): [7.4.] Loaded driver and hardware information (/proc/ioports, /proc/iomem) [7.5.] PCI information ('lspci -vvv' as root) [7.6.] SCSI information (from /proc/scsi/scsi) [7.7.] Other information that might be relevant to the problem (please look in /proc and include all information that you think to be relevant): [X.] Other notes, patches, fixes, workarounds: I have installed Ubuntu 11.04 on a GPT partition, on a Gateway FX6850. i7-2600, H67 chipset. I installed and boot in EFI mode. The problem is 100% reproducible, so let me know what additional details you need, and I can acquire them. Michael ---   Michael Barton Engineering Software Solutions, Inc. 303-948-6199 mgb@inyankara.org