On Thu, Feb 03, 2005 at 11:54:07AM -0800, Stephen Hemminger wrote: > > With recent 2.6 kernels, the command > > brctl delbr br0 > > hangs during shutdown, and the kernel prints this message again and again: > > unregister_netdevice: waiting for br0 to become free. Usage count = 1 > > Are you running IPV6? if so it is most likely related to IPV6. Yes, indeed. Since I currently don't need IPv6, I disabled it - problem solved. Thanks a lot! Mirko