fbsd4.8 double fault panic

Sun Aug 17 06:43:31 PDT 2003

Hello,

This morning my server's kernel panic'd and completely hang the
entire system, any idea's what happend?

Im unable to reproduce the panic, the kernel was build without debugging
and there isnt a coredump.

System:
FreeBSD unit.xs4all.nl 4.8-RELEASE-p3 FreeBSD 4.8-RELEASE-p3 #1: Mon Aug
11 19:22:54 CEST 2003 daan at unit.xs4all.nl:/usr/obj/usr/src/sys/UNIT  i386

On screen message:

Fatal Double fault:
eip=0x0160cb9
esp=0x13470290
ebp=0xc8e3bd18

panic: double fault

dmesg:
Copyright (c) 1992-2003 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
        The Regents of the University of California. All rights reserved.
FreeBSD 4.8-RELEASE-p3 #1: Mon Aug 11 19:22:54 CEST 2003
    daan at unit.xs4all.nl:/usr/obj/usr/src/sys/UNIT
Timecounter "i8254"  frequency 1193182 Hz
CPU: Intel Pentium III (551.25-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0x681  Stepping = 1

Features=0x383f9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE>
real memory  = 134152192 (131008K bytes)
config> di aic0
No such device: aic0
Invalid command or syntax.  Type `?' for help.
config> di aha0
No such device: aha0
Invalid command or syntax.  Type `?' for help.
config> di adv0
No such device: adv0
Invalid command or syntax.  Type `?' for help.
config> en ed0
config> po ed0 0x280
config> ir ed0 10
config> iom ed0 0xd8000
config> f ed0 0
config> q
avail memory = 126738432 (123768K bytes)
Preloaded elf kernel "kernel" at 0xc03be000.
Preloaded userconfig_script "/boot/kernel.conf" at 0xc03be09c.
netsmb_dev: loaded
Pentium Pro MTRR support enabled
Using $PIR table, 7 entries at 0xc00fdd50
npx0: <math processor> on motherboard
npx0: INT 16 interface
pcib0: <Host to PCI bridge> on motherboard
pci0: <PCI bus> on pcib0
agp0: <VIA 82C691 (Apollo Pro) host to PCI bridge> mem 0xe5000000-0xe53fffff at device 0.0 on pci0
pcib2: <VIA 82C598MVP (Apollo MVP3) PCI-PCI (AGP) bridge> at device 1.0 on pci0
pci1: <PCI bus> on pcib2
isab0: <VIA 82C596B PCI-ISA bridge> at device 7.0 on pci0
isa0: <ISA bus> on isab0
atapci0: <VIA 82C596 ATA33 controller> port 0x6400-0x640f at device 7.1 on pci0
ata0: at 0x1f0 irq 14 on atapci0
ata1: at 0x170 irq 15 on atapci0
uhci0: <VIA 83C572 USB controller> port 0x6800-0x681f irq 11 at device 7.2 on pci0
usb0: <VIA 83C572 USB controller> on uhci0
usb0: USB revision 1.0
uhub0: VIA UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
viapropm0: SMBus I/O base at 0x0
viapropm0: <VIA VT82C596A Power Management Unit> port 0-0xf at device 7.3 on pci0
viapropm0: SMBus revision code 0x0
ed0: <NE2000 PCI Ethernet (ProLAN)> port 0x6c00-0x6c1f irq 5 at device 10.0 on pci0
ed0: address 00:40:95:04:f4:c3, type NE2000 (16 bit)
rl0: <RealTek 8139 10/100BaseTX> port 0x7000-0x70ff mem
0xe5400000-0xe54000ff irq 12 at device 11.0 on pci0
rl0: Ethernet address: 00:50:fc:27:4f:b8
miibus0: <MII bus> on rl0
rlphy0: <RealTek internal media interface> on miibus0
rlphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
pci0: <Matrox MGA Millennium II 2164W graphics accelerator> at 12.0 irq 10
pcib1: <Host to PCI bridge> on motherboard
pci2: <PCI bus> on pcib1
orm0: <Option ROM> at iomem 0xc0000-0xc7fff on isa0
fdc0: ready for input in output
fdc0: cmd 3 failed at out byte 1 of 3
atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
sio0: type 16550A
sio1 at port 0x2f8-0x2ff irq 3 on isa0
sio1: type 16550A
ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0
ppc0: SMC-like chipset (ECP/EPP/PS2/NIBBLE) in COMPATIBLE mode
ppc0: FIFO with 16/16/16 bytes threshold
lpt0: <Printer> on ppbus0
lpt0: Interrupt-driven port
IP packet filtering initialized, divert enabled, rule-based forwarding enabled, default to deny, logging limited to 100 packets/entry by default
BRIDGE 020214 loaded
DUMMYNET initialized (011031)
IPv6 packet filtering initialized, logging limited to 100 packets/entry
IPsec: Initialized Security Association Processing.
ata1-slave: ATAPI identify retries exceeded
ad0: 38172MB <MAXTOR 6L040J2> [77557/16/63] at ata0-master UDMA33
acd0: CD-RW <R/RW 2x2x24> at ata1-master PIO4
Mounting root from ufs:/dev/ad0s1a
WARNING: / was not properly dismounted
IP Filter: v3.4.31 initialized.  Default = pass all, Logging = enabled

Last message in /var/log/messages:
Aug 17 09:07:44 unit snort: [1:0:1] RPC port
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