[ 1794.269862] br0: port 1(dummy0) entered blocking state
[ 1794.269911] br0: port 1(dummy0) entered disabled state
[ 1794.269953] dummy0: entered allmulticast mode
[ 1794.270004] dummy0: entered promiscuous mode
[ 1794.273607] br0: port 1(dummy0) entered blocking state
[ 1794.273668] br0: port 1(dummy0) entered forwarding state
[ 1794.546983] dummy0: left allmulticast mode
[ 1794.547020] dummy0: left promiscuous mode
[ 1794.547052] br0: port 1(dummy0) entered disabled state