panic after new device layering commit

[Matthew Dillon]

:> Does it happen too if you fire up mixer(1) from a shell? I switched over
:> my soundcard with an sblive and it does it too.
:
:yep
:
:> Do you also see something similar to this in your dmesg?
:> 
:> WARNING: "dsp" (0xsomeaddr) is usurping "mixer"'s (0xsomeaddr) cdevsw[]
:
:yeah
:
:seems related :)
:
:~ibotty

    Ok, this one will be easy to fix.  I have to run but I'll work on it
    in a few hours, later today.

					-Matt
					Matthew Dillon 
					<dillon at xxxxxxxxxxxxx>