[ 2059.425857][T23348] br0: port 1(dummy0) entered blocking state
[ 2059.426058][T23348] br0: port 1(dummy0) entered disabled state
[ 2059.426230][T23348] dummy0: entered allmulticast mode
[ 2059.427288][T23348] dummy0: entered promiscuous mode
[ 2059.449580][T23349] br0: port 1(dummy0) entered blocking state
[ 2059.449769][T23349] br0: port 1(dummy0) entered forwarding state
[ 2061.203229][   T70] dummy0: left allmulticast mode
[ 2061.203437][   T70] dummy0: left promiscuous mode
[ 2061.203733][   T70] br0: port 1(dummy0) entered disabled state