>>i have a machine that runs into that problem (please see [1] and [2] for 
>>the later mails on that problem and [3] for the dmesg)...
> 
> 
> does the problem occur *only* on unoptimized kernels?

yes.

(it started for me staying -current sometime in october 2004.)

> nathan explained
> the reason it would occur in that case.  (I've never built an unoptimized
> kernel myself, which would be why I've never seen the problem.)
> 
> -Chuck

timo

>>altho the machine is not in use at this moment (back in it's original 
>>package), i'd like to bring it up again for research on this.
>>
>>i furthermore can provide serial access from another NetBSD machine to 
>>debug this thing.
>>
>>cheers,
>>
>>timo
>>
>>[1] -- http://mail-index.netbsd.org/port-macppc/2005/04/03/0003.html
>>
>>[2] -- http://mail-index.netbsd.org/port-macppc/2005/04/ (a bunch of 
>>email on this)
>>
>>[3] -- http://mail-index.netbsd.org/port-macppc/2005/03/18/0004.html 
>>(dmesg and backtrace)
> 
>