[ 1725.998130] br0: port 1(dummy0) entered blocking state
[ 1725.998169] br0: port 1(dummy0) entered disabled state
[ 1725.998207] dummy0: entered allmulticast mode
[ 1725.998268] dummy0: entered promiscuous mode
[ 1726.001090] br0: port 1(dummy0) entered blocking state
[ 1726.001124] br0: port 1(dummy0) entered forwarding state
[ 1726.201771] dummy0: left allmulticast mode
[ 1726.201849] dummy0: left promiscuous mode
[ 1726.201923] br0: port 1(dummy0) entered disabled state