[ 1716.179487] br0: port 1(dummy0) entered blocking state
[ 1716.179531] br0: port 1(dummy0) entered disabled state
[ 1716.179561] dummy0: entered allmulticast mode
[ 1716.179618] dummy0: entered promiscuous mode
[ 1716.182229] br0: port 1(dummy0) entered blocking state
[ 1716.182263] br0: port 1(dummy0) entered forwarding state
[ 1716.388914] dummy0: left allmulticast mode
[ 1716.388978] dummy0: left promiscuous mode
[ 1716.389012] br0: port 1(dummy0) entered disabled state