>> I'm experiencing panics at bus_dmamap_load() inside tcds_dma_setup()
>> when used with DECstation.  I remembered that once the driver was
>> usable enough to run iozone, however recently disklabel(8) immediately
>> blows away kernel all the time.
>
> Can you send me a backtrace?  The TCDS driver hasn't changed recently....

Got a panic as follows.

	panic: bus_dma_load: busdma load failed

	Debugger+4
	panic+8c
	tcds_dma_setup+1c
	ncr53c9x_intr+1910
	tcds_intr+84
	dec_maxine_intr+2cc
	...

Tohru Nishimura
Nara Institute of Science and Technology