[ 2150.931673][T27365] br0: port 1(dummy0) entered blocking state
[ 2150.931864][T27365] br0: port 1(dummy0) entered disabled state
[ 2150.932037][T27365] dummy0: entered allmulticast mode
[ 2150.932937][T27365] dummy0: entered promiscuous mode
[ 2150.958293][T27366] br0: port 1(dummy0) entered blocking state
[ 2150.958558][T27366] br0: port 1(dummy0) entered forwarding state
[ 2153.366911][   T12] dummy0: left allmulticast mode
[ 2153.367720][   T12] dummy0: left promiscuous mode
[ 2153.367959][   T12] br0: port 1(dummy0) entered disabled state