[  747.407435] br0: port 1(c1) entered blocking state
[  747.407498] br0: port 1(c1) entered disabled state
[  747.407568] c1: entered allmulticast mode
[  747.407667] c1: entered promiscuous mode
[  747.457523] br0: port 2(c2) entered blocking state
[  747.457632] br0: port 2(c2) entered disabled state
[  747.457722] c2: entered allmulticast mode
[  747.457833] c2: entered promiscuous mode
[  747.511921] br0: port 3(c3) entered blocking state
[  747.512002] br0: port 3(c3) entered disabled state
[  747.512066] c3: entered allmulticast mode
[  747.512146] c3: entered promiscuous mode
[  747.564183] br0: port 4(sender) entered blocking state
[  747.564268] br0: port 4(sender) entered disabled state
[  747.564332] sender: entered allmulticast mode
[  747.564419] sender: entered promiscuous mode
[  747.585370] br0: port 4(sender) entered blocking state
[  747.585464] br0: port 4(sender) entered forwarding state
[  747.585527] br0: port 3(c3) entered blocking state
[  747.585601] br0: port 3(c3) entered forwarding state
[  747.585663] br0: port 2(c2) entered blocking state
[  747.585715] br0: port 2(c2) entered forwarding state
[  747.585772] br0: port 1(c1) entered blocking state
[  747.585825] br0: port 1(c1) entered forwarding state
[  758.304718] br0: port 1(c1) entered disabled state
[  758.305057] c1 (unregistering): left allmulticast mode
[  758.305115] c1 (unregistering): left promiscuous mode
[  758.305154] br0: port 1(c1) entered disabled state
[  758.351754] br0: port 2(c2) entered disabled state
[  758.352170] c2 (unregistering): left allmulticast mode
[  758.352274] c2 (unregistering): left promiscuous mode
[  758.352339] br0: port 2(c2) entered disabled state
[  758.393725] br0: port 3(c3) entered disabled state
[  758.394095] c3 (unregistering): left allmulticast mode
[  758.394197] c3 (unregistering): left promiscuous mode
[  758.394263] br0: port 3(c3) entered disabled state
[  758.443719] br0: port 4(sender) entered disabled state
[  758.443966] sender (unregistering): left allmulticast mode
[  758.444051] sender (unregistering): left promiscuous mode
[  758.444119] br0: port 4(sender) entered disabled state