[ 1911.111035][T11482] br0: port 1(dummy0) entered blocking state
[ 1911.111243][T11482] br0: port 1(dummy0) entered disabled state
[ 1911.111413][T11482] dummy0: entered allmulticast mode
[ 1911.112477][T11482] dummy0: entered promiscuous mode
[ 1911.132026][T11483] br0: port 1(dummy0) entered blocking state
[ 1911.132392][T11483] br0: port 1(dummy0) entered forwarding state
[ 1912.975009][   T73] dummy0: left allmulticast mode
[ 1912.975724][   T73] dummy0: left promiscuous mode
[ 1912.975965][   T73] br0: port 1(dummy0) entered disabled state