[ 2094.194214][T16835] br0: port 1(dummy0) entered blocking state
[ 2094.194446][T16835] br0: port 1(dummy0) entered disabled state
[ 2094.194664][T16835] dummy0: entered allmulticast mode
[ 2094.195704][T16835] dummy0: entered promiscuous mode
[ 2094.225257][T16836] br0: port 1(dummy0) entered blocking state
[ 2094.225517][T16836] br0: port 1(dummy0) entered forwarding state
[ 2096.414252][   T12] dummy0: left allmulticast mode
[ 2096.415296][   T12] dummy0: left promiscuous mode
[ 2096.415532][   T12] br0: port 1(dummy0) entered disabled state