[ 2202.113765][T13121] br0: port 1(dummy0) entered blocking state
[ 2202.113999][T13121] br0: port 1(dummy0) entered disabled state
[ 2202.114237][T13121] dummy0: entered allmulticast mode
[ 2202.115326][T13121] dummy0: entered promiscuous mode
[ 2202.141999][T13122] br0: port 1(dummy0) entered blocking state
[ 2202.142410][T13122] br0: port 1(dummy0) entered forwarding state
[ 2204.587833][   T68] dummy0: left allmulticast mode
[ 2204.589099][   T68] dummy0: left promiscuous mode
[ 2204.589432][   T68] br0: port 1(dummy0) entered disabled state