> From: David Jones <dej@eecg.toronto.edu>
> Date: 	Thu, 9 Mar 1995 22:42:44 -0500

> My sun3 must really not like NetBSD.  I keep getting the following:
> 
> panic: active, inactive or !busy after main loop
> (vm_fault.c)
> 
> trap: VM fault at 0xe05bacc
> (lock_done() in kern_lock.c)

Yuck!  No, I've never seen that.  Does it happen with the kernel
I provided? (ftp.netbsd.org//pub/NetBSD/arch/sun3/netbsd-gen.gz)

> Any ideas?  These problems are in the common VM code, so I suspect the MMU
> is getting scrambled to the point where data references point to the
> wrong pages.

Probably a good guess...

> As an aside, how do you get the symbols into DDB?

Run "dbsym netbsd"

Gordon