camcontrol rescan all - locks system

[Matthew Jacob]

  On 8/28/2010 5:20 AM, Dan Langille wrote:
> Hi,
>
> Running FreeBSD 8.1 stable on this particular box.  I ran a camcontrol 
> devlist and didn't see my external tape library listed.  I powered it 
> up and ran a 'camcontrol rescan all'.  Now the system is froxen.  Not 
> crashed, but nearly frozen.  It responds to pings.  New ssh sessions 
> are  not connecting.  Existing ssh sessions take one command and do 
> not respond.  The console takes my login id, but does not prompt for 
> the password.
>
> I could reboot, but I'm about to go out for a bit and figured I'd ask 
> here and see what happens in my absence.

And more details....?