[ 2268.613631][T24834] br0: port 1(dummy0) entered blocking state
[ 2268.613857][T24834] br0: port 1(dummy0) entered disabled state
[ 2268.614065][T24834] dummy0: entered allmulticast mode
[ 2268.615614][T24834] dummy0: entered promiscuous mode
[ 2268.640125][T24835] br0: port 1(dummy0) entered blocking state
[ 2268.640387][T24835] br0: port 1(dummy0) entered forwarding state
[ 2270.906404][   T66] dummy0: left allmulticast mode
[ 2270.906840][   T66] dummy0: left promiscuous mode
[ 2270.907067][   T66] br0: port 1(dummy0) entered disabled state