Date: Sat, 8 Jul 2000 09:10:07 -0700 (PDT) From: Jeff Blaine <jblaine@shore.net> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/19726: fatal trap 12 / page fault Message-ID: <200007081610.JAA22318@freefall.freebsd.org>
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The following reply was made to PR kern/19726; it has been noted by GNATS.
From: Jeff Blaine <jblaine@shore.net>
To: freebsd-gnats-submit@FreeBSD.org
Cc:
Subject: Re: kern/19726: fatal trap 12 / page fault
Date: Sat, 08 Jul 2000 12:02:19 -0400
Got another one. I came home at 2AM, checked CNN's web site for
Wimbledon results for the day, and went to bed. It crashed shortly
after I left my PC to head to bed and I found it this morning.
Nobody else was on the machine, and the load had to have been
tiny. The memory had been re-seated a day ago. I guess now
I will remove 16MB from the machine, but...
(kgdb) symbol-file kernel.debug
Reading symbols from kernel.debug...done.
(kgdb) exec-file /var/crash/kernel.2
(kgdb) core-file /var/crash/vmcore.2
IdlePTD 2617344
initial pcb at 2184c0
panicstr: page fault
panic messages:
---
Fatal trap 12: page fault while in kernel mode
fault virtual address = 0x8
fault code = supervisor read, page not present
instruction pointer = 0x8:0xc0171894
stack pointer = 0x10:0xc01fed04
frame pointer = 0x10:0xc01fed0c
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = Idle
interrupt mask =
trap number = 12
panic: page fault
syncing disks... 6 6 1
done
Uptime: 1d6h8m13s
dumping to dev #ad/0x20001, offset 196608
dump ata0: resetting devices .. done
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8
7 6 5 4 3 2 1
---
#0 0xc0132ec8 in boot ()
(kgdb) where
#0 0xc0132ec8 in boot ()
#1 0xc013324c in poweroff_wait ()
#2 0xc01ccda5 in trap_fatal ()
#3 0xc01cca7d in trap_pfault ()
#4 0xc01cc647 in trap ()
#5 0xc0171894 in arpintr ()
(kgdb)
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