Re: Crash on shutdown

From: Robert Watson <rwatson_at_FreeBSD.ORG>
Date: Sun, 24 Oct 2004 14:14:53 +0100 (BST)
On Sun, 24 Oct 2004, Justin R. Smith wrote:

> FreeBSD jsmith.org 5.3-STABLE FreeBSD 5.3-STABLE #0: Fri Oct 22 04:33:03
> EDT 2004     root_at_:/usr/obj/usr/src/sys/MYKERNEL  i386
> 
> On shutdown I got:
> 
> Giving up on 1 buffers
> Fatal trap 12; page fault while in kernel mode
> cpuid = 0, apic id = 00
> Fault virtual address 0x34
> Fault code = Supervisor read page not present
> Instruction pointer 0x8:0xc0449f2c
> Stack pointer = 0x10:0x03a94a0c
> Code segment = base 0x0 limitg 0xfffff type 0x1b

Is KDB/DDB compiled into this kernel?  If so, are you able to generate a
stack trace?  If not, could you use addr2line or gdb or the like to turn
the instruction pointer above into a function/offset/line?

thanks!

Robert N M Watson             FreeBSD Core Team, TrustedBSD Projects
robert_at_fledge.watson.org      Principal Research Scientist, McAfee Research
Received on Sun Oct 24 2004 - 11:15:19 UTC

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