[  720.923156] br0: port 1(c1) entered blocking state
[  720.923239] br0: port 1(c1) entered disabled state
[  720.923307] c1: entered allmulticast mode
[  720.923405] c1: entered promiscuous mode
[  720.980329] br0: port 2(c2) entered blocking state
[  720.980441] br0: port 2(c2) entered disabled state
[  720.980518] c2: entered allmulticast mode
[  720.980612] c2: entered promiscuous mode
[  721.038231] br0: port 3(c3) entered blocking state
[  721.038312] br0: port 3(c3) entered disabled state
[  721.038396] c3: entered allmulticast mode
[  721.038500] c3: entered promiscuous mode
[  721.100591] br0: port 4(sender) entered blocking state
[  721.100720] br0: port 4(sender) entered disabled state
[  721.100807] sender: entered allmulticast mode
[  721.100949] sender: entered promiscuous mode
[  721.124909] br0: port 4(sender) entered blocking state
[  721.125013] br0: port 4(sender) entered forwarding state
[  721.125077] br0: port 3(c3) entered blocking state
[  721.125139] br0: port 3(c3) entered forwarding state
[  721.125198] br0: port 2(c2) entered blocking state
[  721.125254] br0: port 2(c2) entered forwarding state
[  721.125319] br0: port 1(c1) entered blocking state
[  721.125375] br0: port 1(c1) entered forwarding state
[  731.884315] br0: port 1(c1) entered disabled state
[  731.884637] c1 (unregistering): left allmulticast mode
[  731.884708] c1 (unregistering): left promiscuous mode
[  731.884767] br0: port 1(c1) entered disabled state
[  731.914225] br0: port 2(c2) entered disabled state
[  731.914646] c2 (unregistering): left allmulticast mode
[  731.914697] c2 (unregistering): left promiscuous mode
[  731.914746] br0: port 2(c2) entered disabled state
[  731.963311] br0: port 3(c3) entered disabled state
[  731.964100] c3 (unregistering): left allmulticast mode
[  731.964160] c3 (unregistering): left promiscuous mode
[  731.964206] br0: port 3(c3) entered disabled state
[  732.010316] br0: port 4(sender) entered disabled state
[  732.010623] sender (unregistering): left allmulticast mode
[  732.010670] sender (unregistering): left promiscuous mode
[  732.010714] br0: port 4(sender) entered disabled state