[ 2226.485037][T26160] br0: port 1(dummy0) entered blocking state
[ 2226.486082][T26160] br0: port 1(dummy0) entered disabled state
[ 2226.486425][T26160] dummy0: entered allmulticast mode
[ 2226.487588][T26160] dummy0: entered promiscuous mode
[ 2226.520135][T26161] br0: port 1(dummy0) entered blocking state
[ 2226.520688][T26161] br0: port 1(dummy0) entered forwarding state
[ 2228.897196][   T12] dummy0: left allmulticast mode
[ 2228.898343][   T12] dummy0: left promiscuous mode
[ 2228.898657][   T12] br0: port 1(dummy0) entered disabled state