if_bridge hangs ifconfig

[Andrew Thompson]

On Thu, Jan 26, 2006 at 02:49:54PM -0200, Thiago Damas wrote:
>   I'm having some problems using if_bridge, in FreeBSD 6.0 RELEASE.
>   I have the following situation:
> 
>   When using the command "ifconfig bridge0 deletem vr0", its hangs,
> and sometimes show the error:
> vr0: refusing to decrement non-positive refcount 0for interface flag 256

This has been fixed in 6-STABLE and will work in the upcomming 6.1
release, see the 2005/11/16 entry in

http://www.freebsd.org/releases/6.0R/errata.html

I would advise upgrading to RELENG_6.


regards,
Andrew