[ 2084.114267][ T8040] br0: port 1(dummy0) entered blocking state
[ 2084.114456][ T8040] br0: port 1(dummy0) entered disabled state
[ 2084.114622][ T8040] dummy0: entered allmulticast mode
[ 2084.115486][ T8040] dummy0: entered promiscuous mode
[ 2084.144737][ T8041] br0: port 1(dummy0) entered blocking state
[ 2084.144950][ T8041] br0: port 1(dummy0) entered forwarding state
[ 2086.498939][   T68] dummy0: left allmulticast mode
[ 2086.499146][   T68] dummy0: left promiscuous mode
[ 2086.499372][   T68] br0: port 1(dummy0) entered disabled state