[ 2045.896698][T22399] br0: port 1(dummy0) entered blocking state
[ 2045.896907][T22399] br0: port 1(dummy0) entered disabled state
[ 2045.897069][T22399] dummy0: entered allmulticast mode
[ 2045.897928][T22399] dummy0: entered promiscuous mode
[ 2045.930217][T22400] br0: port 1(dummy0) entered blocking state
[ 2045.930926][T22400] br0: port 1(dummy0) entered forwarding state
[ 2047.919842][   T12] dummy0: left allmulticast mode
[ 2047.920795][   T12] dummy0: left promiscuous mode
[ 2047.921047][   T12] br0: port 1(dummy0) entered disabled state