yakpf

Robert Watson rwatson at FreeBSD.org
Mon Jun 1 13:07:55 UTC 2009


On Mon, 1 Jun 2009, Randy Bush wrote:

>> Is it possible to use options KDB_TRACE and KDB_PANIC to dump a stack trace 
>> to the serial console to use as a starting point for debugging?
>
> increase size or weight of clue bat please.
>
> /usr/src/sys/amd64/conf/WORK0: unknown option "KDB_PANIC" *** Error code 1
>
> /usr/src/sys/amd64/conf/WORK0: unknown option "KDB_PANIC" *** Error code 1

Probably on myself.  What I was actually looking for KDB_TRACE and 
KDB_UNATTENDED, which should print a stack trace and reboot on panic.

Robert N M Watson
Computer Laboratory
University of Cambridge


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