[  720.769141] br0: port 1(c1) entered blocking state
[  720.769208] br0: port 1(c1) entered disabled state
[  720.769266] c1: entered allmulticast mode
[  720.769337] c1: entered promiscuous mode
[  720.815382] br0: port 2(c2) entered blocking state
[  720.815438] br0: port 2(c2) entered disabled state
[  720.815490] c2: entered allmulticast mode
[  720.815556] c2: entered promiscuous mode
[  720.863828] br0: port 3(c3) entered blocking state
[  720.863900] br0: port 3(c3) entered disabled state
[  720.863964] c3: entered allmulticast mode
[  720.864056] c3: entered promiscuous mode
[  720.911413] br0: port 4(sender) entered blocking state
[  720.911486] br0: port 4(sender) entered disabled state
[  720.911550] sender: entered allmulticast mode
[  720.911639] sender: entered promiscuous mode
[  720.930871] br0: port 4(sender) entered blocking state
[  720.930934] br0: port 4(sender) entered forwarding state
[  720.930988] br0: port 3(c3) entered blocking state
[  720.931030] br0: port 3(c3) entered forwarding state
[  720.931068] br0: port 2(c2) entered blocking state
[  720.931105] br0: port 2(c2) entered forwarding state
[  720.931150] br0: port 1(c1) entered blocking state
[  720.931187] br0: port 1(c1) entered forwarding state
[  731.621856] br0: port 1(c1) entered disabled state
[  731.622230] c1 (unregistering): left allmulticast mode
[  731.622305] c1 (unregistering): left promiscuous mode
[  731.622357] br0: port 1(c1) entered disabled state
[  731.661885] br0: port 2(c2) entered disabled state
[  731.662327] c2 (unregistering): left allmulticast mode
[  731.662403] c2 (unregistering): left promiscuous mode
[  731.662467] br0: port 2(c2) entered disabled state
[  731.699866] br0: port 3(c3) entered disabled state
[  731.700170] c3 (unregistering): left allmulticast mode
[  731.700239] c3 (unregistering): left promiscuous mode
[  731.700301] br0: port 3(c3) entered disabled state
[  731.744000] br0: port 4(sender) entered disabled state
[  731.744353] sender (unregistering): left allmulticast mode
[  731.744415] sender (unregistering): left promiscuous mode
[  731.744470] br0: port 4(sender) entered disabled state