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Date: Tue, 23 Nov 2004 10:02:19 -0600
From: Dan Nelson <dnelson@allantgroup.com>
To: Piotr Gnyp <toread@discordia.pl>
Message-ID: <20041123160219.GG48882@dan.emsphone.com>
References: <20041123131807.GA1070@discordia.pl>
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X-OS: FreeBSD 5.3-STABLE
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Subject: Re: 5.3-STABLE - system after few hours
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In the last episode (Nov 23), Piotr Gnyp said:
> after upgrade from 5.2.1 o 5.3-STABLE my system started to reboot on
> regular basis. The error message on screen (not always showing):
> 
> Fatal trap 12: page fault while in kernel mode
> cpuid = 0; apic id=03
> fault virtual address = 0x1c
> fault code = supervisor write, page not present
> instruction pointer = 0x8:0xc04ce84b
> stack pointer = 0x10:0xea54f9co
> frame pointer = 0x10:0xea54f9cc
> code segment = base 0x0, limit 0xfffff type 0x1b
> 	     = DPL 0, pres 1, def32 1 , gran 1
> procesor eflags = interrupt cenabled, resume, IOPL=0
> current process = 11445 (screen)
> trap number = 12
> panic: page fault
> cpuid = 0
> boot() called on cpu#0

Enable crashdumps by setting dumpdev="/path/to/swap/slice" in rc.conf,
wait for the system to crash again, then use the dump to get a stack
trace, and post that.

http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/faq/advanced.html#KERNEL-PANIC-TROUBLESHOOTING

-- 
	Dan Nelson
	dnelson@allantgroup.com