Kernel debugging question

Jorn Argelo jorn at
Sun Apr 18 11:02:44 PDT 2004

Hey folks,

I've been trying to debug my kernel. I've successfully extracted a kernel dump 
as described in the development handbook. However, as soon as I come across 
this step, I don't know how to continue:

# cd /usr/obj/usr/src/sys/KERNCONF
# gdb -k /boot/kernel/kernel.debug /var/crash/vmcore.0

The problem is, kernel.debug doesn't exist at all. I did an locate.updatedb as 
root and try to find it then, but I still couldn't find it. Hopefully 
somebody can point me into the right direction

(I used

Thanks in advance,


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