[ 1981.247279][T19085] br0: port 1(dummy0) entered blocking state
[ 1981.247606][T19085] br0: port 1(dummy0) entered disabled state
[ 1981.247955][T19085] dummy0: entered allmulticast mode
[ 1981.249560][T19085] dummy0: entered promiscuous mode
[ 1981.280967][T19086] br0: port 1(dummy0) entered blocking state
[ 1981.281163][T19086] br0: port 1(dummy0) entered forwarding state
[ 1984.179888][   T11] dummy0: left allmulticast mode
[ 1984.180079][   T11] dummy0: left promiscuous mode
[ 1984.180309][   T11] br0: port 1(dummy0) entered disabled state