From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 5 Dec 2000 00:25:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 5 Dec 2000 00:25:40 -0500 Received: from CPE-144-132-68-164.vic.bigpond.net.au ([144.132.68.164]:12020 "HELO crazney.dna") by vger.kernel.org with SMTP id convert rfc822-to-8bit; Tue, 5 Dec 2000 00:25:26 -0500 Content-Type: text/plain; charset="iso-8859-1" Content-Disposition: inline Content-Transfer-Encoding: 8BIT Mime-Version: 1.0 From: David Hammerton To: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Kernel 2.4-test12-pre4 BUG - scsi (?) X-Mailer: Pronto v2.2.1 Date: 04 Dec 2000 23:54:27 EST Reply-To: David Hammerton Message-Id: <20001205045429.0FFDF1B3565@crazney.dna> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org [1.] One line summary of the problem: During burning of CD onto SCSI driver (using cdrecord) crashes. during the burn (10% or so) it crashes with "Unable to handle kernel null pointer" [2.] Full description of the problem/report: During burning of CD onto SCSI driver (using cdrecord) crashes. during the burn (10% or so) it crashes with "Unable to handle kernel null pointer" and dumps a whole lot of things to the screen (flags of some sort, eg "eax=..") [3.] Keywords (i.e., modules, networking, kernel): scsi, cd record, null pointer [4.] Kernel version (from /proc/version): Linux version 2.4.0-test12 (root@crazney) (gcc version 2.95.3 19991030 (prerelease)) #5 Tue Dec 5 10:55:46 EST 2000 [7.] Environment console?? [7.1.] Software (add the output of the ver_linux script here) Cdrecord 1.8.1 (i686-pc-linux-gnu) Copyright (C) 1995-2000 Jörg Schilling $ sh ver_linux -- Versions installed: (if some fields are empty or look -- unusual then possibly you have very old versions) Linux crazney 2.4.0-test12 #5 Tue Dec 5 10:55:46 EST 2000 i686 unknown Kernel modules 2.3.17 Gnu C 2.95.3 Gnu Make 3.79 Binutils 2.9.5.0.31 Linux C Library 2.1.3 Dynamic linker ldd (GNU libc) 2.1.3 Procps 2.0.6 Mount 2.10h Net-tools 1.55 Console-tools 0.2.3 Sh-utils 2.0 Modules Loaded NVdriver 8139too emu10k1 [7.2.] Processor information (from /proc/cpuinfo): $ cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 8 model name : Pentium III (Coppermine) stepping : 3 cpu MHz : 701.606 cache size : 256 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 3 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 sep mtrr pge mca cmov pat pse36 mmx fxsr sse bogomips : 1399.19 [7.3.] Module information (from /proc/modules): $ cat /proc/modules NVdriver 530416 17 (autoclean) 8139too 15296 1 (autoclean) emu10k1 42960 0 [7.4.] Loaded driver and hardware information (/proc/ioports, /proc/iomem) $ cat /proc/ioports 0000-001f : dma1 0020-003f : pic1 0040-005f : timer 0060-006f : keyboard 0080-008f : dma page reg 00a0-00bf : pic2 00c0-00df : dma2 00f0-00ff : fpu 0170-0177 : ide1 01f0-01f7 : ide0 0376-0376 : ide1 03c0-03df : vga+ 03f6-03f6 : ide0 0cf8-0cff : PCI conf1 4000-403f : Intel Corporation 82371AB PIIX4 ACPI 5000-501f : Intel Corporation 82371AB PIIX4 ACPI c000-c01f : Intel Corporation 82371AB PIIX4 USB c400-c4ff : Symbios Logic Inc. (formerly NCR) 53c810 c400-c47f : ncr53c8xx c800-c81f : Creative Labs SB Live! EMU10000 c800-c81f : EMU10K1 cc00-cc07 : Creative Labs SB Live! d000-d0ff : Accton Technology Corporation SMC2-1211TX d000-d0ff : eth0 d400-d407 : Triones Technologies, Inc. HPT366 d400-d407 : ide2 d800-d803 : Triones Technologies, Inc. HPT366 d802-d802 : ide2 dc00-dcff : Triones Technologies, Inc. HPT366 dc00-dc07 : ide2 dc10-dcff : HPT366 e000-e007 : Triones Technologies, Inc. HPT366 (#2) e400-e403 : Triones Technologies, Inc. HPT366 (#2) e800-e8ff : Triones Technologies, Inc. HPT366 (#2) e800-e807 : ide3 e810-e8ff : HPT366 f000-f00f : Intel Corporation 82371AB PIIX4 IDE f000-f007 : ide0 f008-f00f : ide1 $ cat /proc/iomem 00000000-0009efff : System RAM 000a0000-000bffff : Video RAM area 000c0000-000c7fff : Video ROM 000d0000-000d17ff : Extension ROM 000f0000-000fffff : System ROM 00100000-09ffffff : System RAM 00100000-00257e2f : Kernel code 00257e30-0026cee3 : Kernel data d8000000-dfffffff : PCI Bus #01 d8000000-dfffffff : nVidia Corporation NV15 (Geforce2 GTS) e0000000-e3ffffff : Intel Corporation 440BX/ZX - 82443BX/ZX Host bridge e4000000-e7ffffff : S3 Inc. ViRGE/DX or /GX e8000000-e9ffffff : PCI Bus #01 e8000000-e8ffffff : nVidia Corporation NV15 (Geforce2 GTS) ec000000-ec0000ff : Accton Technology Corporation SMC2-1211TX ec000000-ec0000ff : eth0 ec001000-ec0010ff : Symbios Logic Inc. (formerly NCR) 53c810 [7.5.] PCI information ('lspci -vvv' as root) See end of email (look down!) [7.6.] SCSI information (from /proc/scsi/scsi) $ cat /proc/scsi/scsi Attached devices: Host: scsi0 Channel: 00 Id: 01 Lun: 00 Vendor: MATSHITA Model: CD-R CW-7502 Rev: 4.17 Type: CD-ROM 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): scsi card is a Symbios Logic Inc. (formerly NCR) 53c810 compiled INTO the kernle (statically linked). other scsi stuff in the kernel is: *SCSI support [Y] *SCSI CD-ROM support [Y] 2 max drives as modules *SCSI generic support [Y] ---- Low level <*> NCR53C8XX SCSI support (4) default tagged command queue depth (32) maximum number of queued commands (20) synchronous transfers frequency in MHz -------------------- output of "cdrecord -scanbus": # cdrecord -scanbus Cdrecord 1.8.1 (i686-pc-linux-gnu) Copyright (C) 1995-2000 Jörg Schilling Using libscg version 'schily-0.1' scsibus0: 0,0,0 0) * 0,1,0 1) 'MATSHITA' 'CD-R CW-7502 ' '4.17' Removable CD-ROM 0,2,0 2) * 0,3,0 3) * 0,4,0 4) * 0,5,0 5) * 0,6,0 6) * 0,7,0 7) * ----------------------- I havent burned any cd's since 2.4-test5, so i dont know when this problem was introduced. ----------------------------- [7.5.] PCI information ('lspci -vvv' as root) # lspci -vvv 00:00.0 Host bridge: Intel Corporation 440BX/ZX - 82443BX/ZX Host bridge (rev 03) Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- SERR- 00:01.0 PCI bridge: Intel Corporation 440BX/ZX - 82443BX/ZX AGP bridge (rev 03) (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+ 00:07.0 ISA bridge: Intel Corporation 82371AB PIIX4 ISA (rev 02) 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- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- [disabled] [size=64K] Capabilities: [60] Power Management version 1 Flags: PMEClk- AuxPwr- DSI- D1- D2- PME- Status: D0 PME-Enable- DSel=0 DScale=0 PME- Capabilities: [44] AGP version 2.0 Status: RQ=31 SBA- 64bit- FW+ Rate=x1,x2 Command: RQ=0 SBA- AGP- 64bit- FW- Rate= - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/