[  452.435128] br0: port 1(c1) entered blocking state
[  452.435185] br0: port 1(c1) entered disabled state
[  452.435237] c1: entered allmulticast mode
[  452.435302] c1: entered promiscuous mode
[  452.486192] br0: port 2(c2) entered blocking state
[  452.486279] br0: port 2(c2) entered disabled state
[  452.486342] c2: entered allmulticast mode
[  452.486417] c2: entered promiscuous mode
[  452.539696] br0: port 3(c3) entered blocking state
[  452.539752] br0: port 3(c3) entered disabled state
[  452.539806] c3: entered allmulticast mode
[  452.539873] c3: entered promiscuous mode
[  452.590280] br0: port 4(sender) entered blocking state
[  452.590337] br0: port 4(sender) entered disabled state
[  452.590391] sender: entered allmulticast mode
[  452.590470] sender: entered promiscuous mode
[  452.609036] br0: port 4(sender) entered blocking state
[  452.609092] br0: port 4(sender) entered forwarding state
[  452.609136] br0: port 3(c3) entered blocking state
[  452.609184] br0: port 3(c3) entered forwarding state
[  452.609237] br0: port 2(c2) entered blocking state
[  452.609293] br0: port 2(c2) entered forwarding state
[  452.609350] br0: port 1(c1) entered blocking state
[  452.609402] br0: port 1(c1) entered forwarding state
[  463.318071] br0: port 1(c1) entered disabled state
[  463.318328] c1 (unregistering): left allmulticast mode
[  463.318386] c1 (unregistering): left promiscuous mode
[  463.318438] br0: port 1(c1) entered disabled state
[  463.357098] br0: port 2(c2) entered disabled state
[  463.357373] c2 (unregistering): left allmulticast mode
[  463.357415] c2 (unregistering): left promiscuous mode
[  463.357453] br0: port 2(c2) entered disabled state
[  463.404076] br0: port 3(c3) entered disabled state
[  463.404348] c3 (unregistering): left allmulticast mode
[  463.404404] c3 (unregistering): left promiscuous mode
[  463.404448] br0: port 3(c3) entered disabled state
[  463.447051] br0: port 4(sender) entered disabled state
[  463.447352] sender (unregistering): left allmulticast mode
[  463.447419] sender (unregistering): left promiscuous mode
[  463.447474] br0: port 4(sender) entered disabled state