[  737.134567] br0: port 1(c1) entered blocking state
[  737.134646] br0: port 1(c1) entered disabled state
[  737.134733] c1: entered allmulticast mode
[  737.134832] c1: entered promiscuous mode
[  737.191191] br0: port 2(c2) entered blocking state
[  737.191284] br0: port 2(c2) entered disabled state
[  737.191350] c2: entered allmulticast mode
[  737.191471] c2: entered promiscuous mode
[  737.244986] br0: port 3(c3) entered blocking state
[  737.245056] br0: port 3(c3) entered disabled state
[  737.245122] c3: entered allmulticast mode
[  737.245220] c3: entered promiscuous mode
[  737.298268] br0: port 4(sender) entered blocking state
[  737.298341] br0: port 4(sender) entered disabled state
[  737.298411] sender: entered allmulticast mode
[  737.298525] sender: entered promiscuous mode
[  737.320961] br0: port 4(sender) entered blocking state
[  737.321037] br0: port 4(sender) entered forwarding state
[  737.321086] br0: port 3(c3) entered blocking state
[  737.321139] br0: port 3(c3) entered forwarding state
[  737.321182] br0: port 2(c2) entered blocking state
[  737.321225] br0: port 2(c2) entered forwarding state
[  737.321271] br0: port 1(c1) entered blocking state
[  737.321312] br0: port 1(c1) entered forwarding state
[  748.054003] br0: port 1(c1) entered disabled state
[  748.054379] c1 (unregistering): left allmulticast mode
[  748.054463] c1 (unregistering): left promiscuous mode
[  748.054512] br0: port 1(c1) entered disabled state
[  748.094986] br0: port 2(c2) entered disabled state
[  748.095283] c2 (unregistering): left allmulticast mode
[  748.095344] c2 (unregistering): left promiscuous mode
[  748.095396] br0: port 2(c2) entered disabled state
[  748.136020] br0: port 3(c3) entered disabled state
[  748.136343] c3 (unregistering): left allmulticast mode
[  748.136451] c3 (unregistering): left promiscuous mode
[  748.136526] br0: port 3(c3) entered disabled state
[  748.169970] br0: port 4(sender) entered disabled state
[  748.170327] sender (unregistering): left allmulticast mode
[  748.170412] sender (unregistering): left promiscuous mode
[  748.170460] br0: port 4(sender) entered disabled state