[ 1794.928779] br0: port 1(dummy0) entered blocking state
[ 1794.928822] br0: port 1(dummy0) entered disabled state
[ 1794.928857] dummy0: entered allmulticast mode
[ 1794.928911] dummy0: entered promiscuous mode
[ 1794.932557] br0: port 1(dummy0) entered blocking state
[ 1794.932627] br0: port 1(dummy0) entered forwarding state
[ 1795.194519] dummy0: left allmulticast mode
[ 1795.194562] dummy0: left promiscuous mode
[ 1795.194619] br0: port 1(dummy0) entered disabled state