[ 2086.288211][T22891] br0: port 1(dummy0) entered blocking state
[ 2086.288404][T22891] br0: port 1(dummy0) entered disabled state
[ 2086.289148][T22891] dummy0: entered allmulticast mode
[ 2086.290189][T22891] dummy0: entered promiscuous mode
[ 2086.318715][T22892] br0: port 1(dummy0) entered blocking state
[ 2086.318925][T22892] br0: port 1(dummy0) entered forwarding state
[ 2088.226973][   T69] dummy0: left allmulticast mode
[ 2088.228491][   T69] dummy0: left promiscuous mode
[ 2088.228737][   T69] br0: port 1(dummy0) entered disabled state