It's happening again (panic early in boot)
jhb at FreeBSD.org
Fri Jun 4 14:59:54 GMT 2004
On Friday 04 June 2004 06:45 am, Ian FREISLICH wrote:
> Every month or so after it started working I get this panic.
> The panic then goes away after a month or two, with no explanation.
> During the existence of the panic I try new kernel source once a day.
> This is an SMP machine. Using the same source UP kernels work fine,
> SMP kernels don't. The last SMP kernel that worked is circa May 17.
grr, I still don't know why this happens. One thing though is that if we can
fix the nested panic we might can work on the first one.
> Ian Freislich
> Booting [/boot/kernel/kernel]...
> /boot/kernel/acpi.ko text=0x3a0e4 data=0x19e4+0x11ac
> syms=[0x4+0x6860+0x4+0x8a87 ]
> Copyright (c) 1992-2004 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 5.2-CURRENT #15: Fri Jun 4 10:23:23 SAST 2004
> ianf at brane-dead.freislich.nom.za:/usr/src/sys/i386/compile/BRANE-DEAD
> Preloaded elf kernel "/boot/kernel/kernel" at 0xc0728000.
> Preloaded elf module "/boot/kernel/acpi.ko" at 0xc0728244.
> Timecounter "i8254" frequency 1193182 Hz quality 0
> CPU: Pentium II/Pentium II Xeon/Celeron (267.27-MHz 686-class CPU)
> Origin = "GenuineIntel" Id = 0x634 Stepping = 4
> real memory = 201261056 (191 MB)
> avail memory = 191311872 (182 MB)
> MPTable: <OEM00000 PROD00000000>
> kernel trap 12 with interrupts disabled
> Fatal trap 12: page fault while in kernel mode
> cpuid = 0; apic id = 00
> fault virtual address = 0x1c
> fault code = supervisor write, page not present
> instruction pointer = 0x8:0xc058d98e
Can you do a gdb -k on kernel.debug and do 'l *' on this address? That might
let us fix the panic in vm_fault().
John Baldwin <jhb at FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve" = http://www.FreeBSD.org
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