[ 2325.810489][T23142] br0: port 1(dummy0) entered blocking state
[ 2325.810789][T23142] br0: port 1(dummy0) entered disabled state
[ 2325.811056][T23142] dummy0: entered allmulticast mode
[ 2325.812036][T23142] dummy0: entered promiscuous mode
[ 2325.840468][T23143] br0: port 1(dummy0) entered blocking state
[ 2325.840768][T23143] br0: port 1(dummy0) entered forwarding state
[ 2328.271603][   T12] dummy0: left allmulticast mode
[ 2328.271881][   T12] dummy0: left promiscuous mode
[ 2328.272240][   T12] br0: port 1(dummy0) entered disabled state