panic with devclass_get_name (dc=0xdeadc0dedeadc0de)

[Bruce Cran]

On Mon, 22 Nov 2010 12:00:57 -0500
Roger Hammerstein <cheeky.m at live.com> wrote:

> I can routinely panic a machine with 
> 
>  dd if=/dev/zero of=/dev/ad8 bs=64k count=1000000
> 
> this part doesn't look good: devclass_get_name
> (dc=0xdeadc0dedeadc0de) 
> 
> Fatal trap 9: general protection fault while in kernel mode

I wonder if this is related to
http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/133286 ?

-- 
Bruce Cran