From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sun, 3 Mar 2002 17:48:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sun, 3 Mar 2002 17:48:06 -0500 Received: from 216-174-237-33.atgi.net ([216.174.237.33]:4 "EHLO spinel.gh.landmark-appraisal.com") by vger.kernel.org with ESMTP id ; Sun, 3 Mar 2002 17:48:01 -0500 Content-Type: text/plain; charset=US-ASCII From: Ian Eure Reply-To: linux-kernel@vger.kernel.org, ieure@northwestappraiser.com To: linux-kernel@vger.kernel.org Subject: PROBLEM: Kernel panic during BUSLOGIC SCSI tape write Date: Sun, 3 Mar 2002 14:47:04 -0800 X-Mailer: KMail [version 1.3.2] MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Message-Id: Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org [1.] One line summary of the problem: Kernel panic during BUSLOGIC SCSI tape write [2.] Full description of the problem/report: When amflush runs on my new Amanda backup server, the kernel panics. The crash is 100% repeatable, and it always panics at the exact same spot. The specific command I invoke is: 'su backup -c /usr/sbin/amflush daily' (as root) [3.] Keywords (i.e., modules, networking, kernel): kernel scsi scheduler idle [4.] Kernel version (from /proc/version): Linux version 2.4.18 (root@heliodor) (gcc version 2.95.4 (Debian prerelease)) #1 Fri Mar 1 19:00:42 PST 2002 [5.] Output of Oops.. message (if applicable) with symbolic information resolved: -- snip -- Unable to handle kernel NULL pointer dereference at virtual address 00000000 00000000 *pde = 00000000 Oops: 0000 CPU: 0 EIP: 0010:[<00000000>] Not tainted Using defaults from ksymoops -t elf32-i386 -a i386 EFLAGS: 00010046 eax: 00000000 ebx: c0105150 ecx: f6986270 edx: f6986270 esi: c02a8000 edi: c0105150 ebp: 0008e000 esp: c02a9fd0 ds: 0018 es: 0018 ss: 0018 Process swapper (pid: 0, stackpage=c02a9000) Stack: c0105173 00000010 00000246 c01051d9 00038000 000a0600 c0105000 c0105027 c02aa7f4 00000002 c02e8060 c0100197 Call Trace: [] [] [] [] Code: Bad EIP value. >>EIP; 00000000 Before first symbol Trace; c0105172 Trace; c01051d8 Trace; c0105000 <_stext+0/0> Trace; c0105026 <0> Kernel panic: Attempted to kill the idle task! -- snip -- [6.] A small shell script or example program which triggers the problem (if possible): n/a [7.] Environment [7.1.] Software (add the output of the ver_linux script here) Linux axinite 2.4.18 #1 Fri Mar 1 19:00:42 PST 2002 i686 unknown ./ver_linux: gcc: command not found Gnu C util-linux 2.11n mount 2.11n modutils 2.4.13 e2fsprogs 1.25 Linux C Library 2.2.5 Dynamic linker (ldd) 2.2.5 Procps 2.0.7 Net-tools 1.60 Console-tools 0.2.3 Sh-utils 2.0.11 [7.2.] Processor information (from /proc/cpuinfo): processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 8 model name : Pentium III (Coppermine) stepping : 10 cpu MHz : 999.751 cache size : 256 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 sep mtrr pge mca cmov pat pse36 mmx fxsr sse bogomips : 1992.29 [7.3.] Module information (from /proc/modules): Kernel compiled without modules [7.4.] Loaded driver and hardware information (/proc/ioports, /proc/iomem) /proc/ioports: 0000-001f : dma1 0020-003f : pic1 0040-005f : timer 0060-006f : keyboard 0070-007f : rtc 0080-008f : dma page reg 00a0-00bf : pic2 00c0-00df : dma2 00f0-00ff : fpu 01f0-01f7 : ide0 03c0-03df : vga+ 03f6-03f6 : ide0 0cf8-0cff : PCI conf1 a000-a007 : US Robotics/3Com 56K FaxModem Model 5610 (#4) a000-a007 : serial(auto) a400-a407 : US Robotics/3Com 56K FaxModem Model 5610 (#3) a400-a407 : serial(auto) a800-a803 : BusLogic BT-946C (BA80C30) [MultiMaster 10] a800-a803 : BusLogic BT-948 b000-b07f : 3Com Corporation 3c905C-TX [Fast Etherlink] b000-b07f : 00:08.0 b400-b407 : US Robotics/3Com 56K FaxModem Model 5610 (#2) b400-b407 : serial(auto) b800-b807 : US Robotics/3Com 56K FaxModem Model 5610 b800-b807 : serial(auto) d000-d01f : VIA Technologies, Inc. UHCI USB (#2) d000-d01f : usb-uhci d400-d41f : VIA Technologies, Inc. UHCI USB d400-d41f : usb-uhci d800-d80f : VIA Technologies, Inc. Bus Master IDE d800-d807 : ide0 e800-e80f : VIA Technologies, Inc. VT82C686 [Apollo Super ACPI] /proc/iomem: 00000000-0009ffff : System RAM 000a0000-000bffff : Video RAM area 000c0000-000c7fff : Video ROM 000cc000-000cc7ff : Extension ROM 000d0000-000d07ff : Extension ROM 000f0000-000fffff : System ROM 00100000-3ffebfff : System RAM 00100000-0024a23c : Kernel code 0024a23d-002a70d7 : Kernel data 3ffec000-3ffeefff : ACPI Tables 3ffef000-3fffefff : reserved 3ffff000-3fffffff : ACPI Non-volatile Storage ed000000-ed000fff : BusLogic BT-946C (BA80C30) [MultiMaster 10] ed800000-ed80007f : 3Com Corporation 3c905C-TX [Fast Etherlink] ee000000-efdfffff : PCI Bus #01 ee000000-eeffffff : nVidia Corporation NV11 (GeForce2 MX DDR) eff00000-fbffffff : PCI Bus #01 f0000000-f7ffffff : nVidia Corporation NV11 (GeForce2 MX DDR) fc000000-fdffffff : VIA Technologies, Inc. VT82C693A/694x [Apollo PRO133x] ffff0000-ffffffff : reserved [7.5.] PCI information ('lspci -vvv' as root) 00:00.0 Host bridge: VIA Technologies, Inc. VT82C693A/694x [Apollo PRO133x] (rev c4) Subsystem: Asustek Computer, Inc.: Unknown device 80e7 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- SERR- Capabilities: [c0] Power Management version 2 Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-) Status: D0 PME-Enable- DSel=0 DScale=0 PME- 00:01.0 PCI bridge: VIA Technologies, Inc. VT82C598/694x [Apollo MVP3/Pro133x AGP] (prog-if 00 [Normal decode]) Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66Mhz+ UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- SERR- Reset- FastB2B- Capabilities: [80] Power Management version 2 Flags: PMEClk- DSI- D1+ D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-) Status: D0 PME-Enable- DSel=0 DScale=0 PME- 00:04.0 ISA bridge: VIA Technologies, Inc. VT82C686 [Apollo Super South] (rev 40) Subsystem: Asustek Computer, Inc.: Unknown device 80e7 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping+ SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- [disabled] [size=128K] Capabilities: [dc] Power Management version 2 Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold+) Status: D0 PME-Enable- DSel=0 DScale=2 PME- 00:09.0 SCSI storage controller: BusLogic BT-946C (BA80C30) [MultiMaster 10] (rev 08) Subsystem: BusLogic BT-946C (BA80C30) [MultiMaster 10] Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66Mhz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- [disabled] [size=16K] 00:0a.0 Serial controller: US Robotics/3Com 56K FaxModem Model 5610 (rev 01) (prog-if 02 [16550]) Subsystem: US Robotics/3Com: Unknown device 00d7 Control: I/O+ Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- TAbort- SERR- [7.6.] SCSI information (from /proc/scsi/scsi) Attached devices: Host: scsi0 Channel: 00 Id: 05 Lun: 00 Vendor: HP Model: C1557A Rev: U709 Type: Sequential-Access ANSI SCSI revision: 02 Host: scsi0 Channel: 00 Id: 05 Lun: 01 Vendor: HP Model: C1557A Rev: U709 Type: Medium Changer ANSI SCSI revision: 02 [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): Vanilla kernel. 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