[ 2099.605438][ T8535] br0: port 1(dummy0) entered blocking state
[ 2099.605628][ T8535] br0: port 1(dummy0) entered disabled state
[ 2099.605789][ T8535] dummy0: entered allmulticast mode
[ 2099.606809][ T8535] dummy0: entered promiscuous mode
[ 2099.632127][ T8536] br0: port 1(dummy0) entered blocking state
[ 2099.632540][ T8536] br0: port 1(dummy0) entered forwarding state
[ 2101.629892][   T68] dummy0: left allmulticast mode
[ 2101.630600][   T68] dummy0: left promiscuous mode
[ 2101.630832][   T68] br0: port 1(dummy0) entered disabled state