[  743.647642] br0: port 1(c1) entered blocking state
[  743.647733] br0: port 1(c1) entered disabled state
[  743.647841] c1: entered allmulticast mode
[  743.647952] c1: entered promiscuous mode
[  743.718732] br0: port 2(c2) entered blocking state
[  743.718882] br0: port 2(c2) entered disabled state
[  743.718983] c2: entered allmulticast mode
[  743.719103] c2: entered promiscuous mode
[  743.786085] br0: port 3(c3) entered blocking state
[  743.786163] br0: port 3(c3) entered disabled state
[  743.786239] c3: entered allmulticast mode
[  743.786327] c3: entered promiscuous mode
[  743.852466] br0: port 4(sender) entered blocking state
[  743.852597] br0: port 4(sender) entered disabled state
[  743.852692] sender: entered allmulticast mode
[  743.852826] sender: entered promiscuous mode
[  743.879583] br0: port 4(sender) entered blocking state
[  743.879709] br0: port 4(sender) entered forwarding state
[  743.879787] br0: port 3(c3) entered blocking state
[  743.879863] br0: port 3(c3) entered forwarding state
[  743.879936] br0: port 2(c2) entered blocking state
[  743.880027] br0: port 2(c2) entered forwarding state
[  743.880090] br0: port 1(c1) entered blocking state
[  743.880152] br0: port 1(c1) entered forwarding state
[  754.612040] br0: port 1(c1) entered disabled state
[  754.612295] c1 (unregistering): left allmulticast mode
[  754.612352] c1 (unregistering): left promiscuous mode
[  754.612393] br0: port 1(c1) entered disabled state
[  754.660022] br0: port 2(c2) entered disabled state
[  754.660678] c2 (unregistering): left allmulticast mode
[  754.660735] c2 (unregistering): left promiscuous mode
[  754.660779] br0: port 2(c2) entered disabled state
[  754.699200] br0: port 3(c3) entered disabled state
[  754.699507] c3 (unregistering): left allmulticast mode
[  754.699590] c3 (unregistering): left promiscuous mode
[  754.699652] br0: port 3(c3) entered disabled state
[  754.747061] br0: port 4(sender) entered disabled state
[  754.747596] sender (unregistering): left allmulticast mode
[  754.747673] sender (unregistering): left promiscuous mode
[  754.747728] br0: port 4(sender) entered disabled state