[ 2336.021308][T25783] br0: port 1(dummy0) entered blocking state
[ 2336.021505][T25783] br0: port 1(dummy0) entered disabled state
[ 2336.021676][T25783] dummy0: entered allmulticast mode
[ 2336.022698][T25783] dummy0: entered promiscuous mode
[ 2336.056200][T25784] br0: port 1(dummy0) entered blocking state
[ 2336.056605][T25784] br0: port 1(dummy0) entered forwarding state
[ 2338.431208][   T71] dummy0: left allmulticast mode
[ 2338.431861][   T71] dummy0: left promiscuous mode
[ 2338.432089][   T71] br0: port 1(dummy0) entered disabled state