[1.] One line summary of the problem: daily Oops / crash of the server [2.] Full description of the problem/report: the server locks up whit an oops every day. [3.] Keywords (i.e., modules, networking, kernel): socket, kernel, appletalk [4.] Kernel version (from /proc/version): Linux version 2.4.23 (root@server) (gcc version 3.3.1 (SuSE Linux)) #1 Mon Dec 1 11:47:18 GMT 2003 [5.] Output of Oops.. message (if applicable) with symbolic information resolved (see Documentation/oops-tracing.txt) two oops traces attached ... [6.] A small shell script or example program which triggers the problem (if possible) [7.] Environment [7.1.] Software (add the output of the ver_linux script here) Linux server 2.4.23 #1 Mon Dec 1 11:47:18 GMT 2003 i686 i686 i386 GNU/Linux Gnu C 3.3.1 Gnu make 3.80 util-linux 2.11z mount 2.11z modutils 2.4.25 e2fsprogs 1.34 jfsutils 1.1.2 PPP 2.4.1 isdn4k-utils 3.3 Linux C Library x 1 root root 1461208 Sep 24 00:05 /lib/i686/libc.so.6 Dynamic linker (ldd) 2.3.2 Procps 3.1.11 Net-tools 1.60 Kbd 1.08 Sh-utils 5.0 Modules Loaded appletalk usbserial thermal processor fan button battery ac st sr_mod sg keybdev mousedev joydev evdev input uhci ehci-hcd usbcore raw1394 ieee1394 e100 ext3 jbd loop lvm-mod md reiserfs aic7xxx sd_mod scsi_mod [7.2.] Processor information (from /proc/cpuinfo): processor : 0 vendor_id : GenuineIntel cpu family : 15 model : 2 model name : Intel(R) Pentium(R) 4 CPU 2.53GHz stepping : 7 cpu MHz : 2544.188 cache size : 512 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 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe bogomips : 5072.48 [7.3.] Module information (from /proc/modules): appletalk 22212 20 usbserial 19900 0 (autoclean) (unused) thermal 6084 0 (unused) processor 8216 0 [thermal] fan 1472 0 (unused) button 2412 0 (unused) battery 5632 0 (unused) ac 1664 0 (unused) st 30936 0 (autoclean) sr_mod 15864 0 (autoclean) (unused) sg 33788 0 (autoclean) keybdev 1828 0 (unused) mousedev 4404 0 (unused) joydev 6144 0 (unused) evdev 4128 0 (unused) input 3520 0 [keybdev mousedev joydev evdev] uhci 26300 0 (unused) ehci-hcd 18284 0 (unused) usbcore 64844 1 [usbserial uhci ehci-hcd] raw1394 19288 0 (unused) ieee1394 188132 0 [raw1394] e100 50216 1 ext3 65540 2 (autoclean) jbd 42196 2 (autoclean) [ext3] loop 9208 0 (autoclean) lvm-mod 60512 0 (autoclean) md 60128 0 (autoclean) reiserfs 190416 1 aic7xxx 153328 2 sd_mod 12012 4 scsi_mod 99872 5 [st sr_mod sg aic7xxx sd_mod] [7.4.] Loaded driver and hardware information (/proc/ioports, /proc/iomem) 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 01f0-01f7 : ide0 02f8-02ff : serial(auto) 03c0-03df : vesafb 03f6-03f6 : ide0 03f8-03ff : serial(auto) 0cf8-0cff : PCI conf1 a400-a43f : Intel Corp. 82801DB AC'97 Audio Controller a800-a8ff : Intel Corp. 82801DB AC'97 Audio Controller b400-b4ff : Adaptec AHA-2940U/UW/D / AIC-7881U b800-b83f : Intel Corp. 82801BD PRO/100 VE (CNR) Ethernet Controller b800-b83f : e100 d400-d41f : Intel Corp. 82801DB USB (Hub #2) d400-d41f : usb-uhci d800-d81f : Intel Corp. 82801DB USB (Hub #1) d800-d81f : usb-uhci f000-f00f : Intel Corp. 82801DB Ultra ATA Storage Controller f000-f007 : ide0 f008-f00f : ide1 00000000-0009fbff : System RAM 0009fc00-0009ffff : reserved 000a0000-000bffff : Video RAM area 000c0000-000c7fff : Video ROM 000cc000-000d2fff : Extension ROM 000f0000-000fffff : System ROM 00100000-0fef9fff : System RAM 00100000-00285364 : Kernel code 00285365-0030ff63 : Kernel data 0fefa000-0fefcfff : ACPI Tables 0fefd000-0fefdfff : ACPI Non-volatile Storage 0fefe000-0fefffff : reserved 10000000-100003ff : Intel Corp. 82801DB Ultra ATA Storage Controller e4800000-e48000ff : Intel Corp. 82801DB AC'97 Audio Controller e5000000-e50001ff : Intel Corp. 82801DB AC'97 Audio Controller e5800000-e5800fff : Adaptec AHA-2940U/UW/D / AIC-7881U e5800000-e5800fff : aic7xxx e6000000-e6000fff : Intel Corp. 82801BD PRO/100 VE (CNR) Ethernet Controller e6000000-e6000fff : e100 e6800000-e68003ff : Intel Corp. 82801DB USB2 e6800000-e68003ff : ehci_hcd e7000000-e707ffff : Intel Corp. 82845G/GL [Brookdale-G] Chipset Integrated Graphics Device e8000000-efffffff : Intel Corp. 82845G/GL [Brookdale-G] Chipset Integrated Graphics Device e8000000-e80cffff : vesafb f0000000-f7ffffff : Intel Corp. 82845G/GL [Brookdale-G] Chipset Host Bridge fec00000-fec00fff : reserved fee00000-fee00fff : reserved ffff0000-ffffffff : reserved server:/usr/src/linux/scripts # [7.5.] PCI information ('lspci -vvv' as root) 00:00.0 Host bridge: Intel Corp. 82845G/GL [Brookdale-G] Chipset Host Bridge (rev 01) Subsystem: Asustek Computer, Inc.: Unknown device 8093 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- Reset- FastB2B- 00:1f.0 ISA bridge: Intel Corp. 82801DB LPC Interface Controller (rev 01) Control: I/O+ Mem+ BusMaster+ SpecCycle+ MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- Region 1: I/O ports at Region 2: I/O ports at Region 3: I/O ports at Region 4: I/O ports at f000 [size=16] Region 5: Memory at 10000000 (32-bit, non-prefetchable) [size=1K] 00:1f.5 Multimedia audio controller: Intel Corp. 82801DB AC'97 Audio Controller (rev 01) Subsystem: Asustek Computer, Inc.: Unknown device 8095 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- [disabled] [size=64K] [7.6.] SCSI information (from /proc/scsi/scsi) Attached devices: Host: scsi0 Channel: 00 Id: 04 Lun: 00 Vendor: IFT Model: IFT-7250 Rev: 0221 Type: Direct-Access ANSI SCSI revision: 03 Host: scsi0 Channel: 00 Id: 05 Lun: 00 Vendor: QUANTUM Model: DLT8000 Rev: 0255 Type: Sequential-Access 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): Helios Ethershare offer file and print-services to max. 20 apple macs (MacOS 9). [X.] Other notes, patches, fixes, workarounds: