On Oct 21, 2007, at 7:42 AM, Frank Wille wrote:

>
> Now bus_space_init() for the genppc_isa_io_space_tag is executed,  
> but fails
> (probably during extent_create()) with the following error message:
>
> panic: kernel diagnostic assertion "vm_map_pmap(map) == pmap_kernel 
> ()" failed: file "/usr/src/sys/uvm/uvm_km.c", line 548

You are suppling a non-NULL storage and non-zero storage size so
extent_create doesn't need to malloc?