[ 2083.149650][T11619] br0: port 1(dummy0) entered blocking state
[ 2083.149848][T11619] br0: port 1(dummy0) entered disabled state
[ 2083.150008][T11619] dummy0: entered allmulticast mode
[ 2083.150869][T11619] dummy0: entered promiscuous mode
[ 2083.181041][T11620] br0: port 1(dummy0) entered blocking state
[ 2083.181246][T11620] br0: port 1(dummy0) entered forwarding state
[ 2085.473745][   T12] dummy0: left allmulticast mode
[ 2085.473975][   T12] dummy0: left promiscuous mode
[ 2085.474249][   T12] br0: port 1(dummy0) entered disabled state