[ 2159.692620][T24254] br0: port 1(dummy0) entered blocking state
[ 2159.692817][T24254] br0: port 1(dummy0) entered disabled state
[ 2159.692982][T24254] dummy0: entered allmulticast mode
[ 2159.693973][T24254] dummy0: entered promiscuous mode
[ 2159.718540][T24255] br0: port 1(dummy0) entered blocking state
[ 2159.718823][T24255] br0: port 1(dummy0) entered forwarding state
[ 2161.737445][   T70] dummy0: left allmulticast mode
[ 2161.738191][   T70] dummy0: left promiscuous mode
[ 2161.738487][   T70] br0: port 1(dummy0) entered disabled state