[ 1955.612985][ T8359] br0: port 1(dummy0) entered blocking state
[ 1955.613172][ T8359] br0: port 1(dummy0) entered disabled state
[ 1955.613331][ T8359] dummy0: entered allmulticast mode
[ 1955.614346][ T8359] dummy0: entered promiscuous mode
[ 1955.636749][ T8360] br0: port 1(dummy0) entered blocking state
[ 1955.637089][ T8360] br0: port 1(dummy0) entered forwarding state
[ 1957.827033][   T12] dummy0: left allmulticast mode
[ 1957.828128][   T12] dummy0: left promiscuous mode
[ 1957.828378][   T12] br0: port 1(dummy0) entered disabled state