[ 2111.865436][T10351] br0: port 1(dummy0) entered blocking state
[ 2111.865633][T10351] br0: port 1(dummy0) entered disabled state
[ 2111.865804][T10351] dummy0: entered allmulticast mode
[ 2111.867225][T10351] dummy0: entered promiscuous mode
[ 2111.887977][T10352] br0: port 1(dummy0) entered blocking state
[ 2111.888228][T10352] br0: port 1(dummy0) entered forwarding state
[ 2113.926814][   T12] dummy0: left allmulticast mode
[ 2113.930383][   T12] dummy0: left promiscuous mode
[ 2113.930677][   T12] br0: port 1(dummy0) entered disabled state