[  644.061483] br0: port 1(c1) entered blocking state
[  644.061566] br0: port 1(c1) entered disabled state
[  644.061624] c1: entered allmulticast mode
[  644.061698] c1: entered promiscuous mode
[  644.110432] br0: port 2(c2) entered blocking state
[  644.110486] br0: port 2(c2) entered disabled state
[  644.110533] c2: entered allmulticast mode
[  644.110615] c2: entered promiscuous mode
[  644.158445] br0: port 3(c3) entered blocking state
[  644.158526] br0: port 3(c3) entered disabled state
[  644.158585] c3: entered allmulticast mode
[  644.158667] c3: entered promiscuous mode
[  644.211791] br0: port 4(sender) entered blocking state
[  644.211870] br0: port 4(sender) entered disabled state
[  644.211924] sender: entered allmulticast mode
[  644.211999] sender: entered promiscuous mode
[  644.231143] br0: port 4(sender) entered blocking state
[  644.231221] br0: port 4(sender) entered forwarding state
[  644.231276] br0: port 3(c3) entered blocking state
[  644.231324] br0: port 3(c3) entered forwarding state
[  644.231372] br0: port 2(c2) entered blocking state
[  644.231419] br0: port 2(c2) entered forwarding state
[  644.231470] br0: port 1(c1) entered blocking state
[  644.231516] br0: port 1(c1) entered forwarding state
[  654.943997] br0: port 1(c1) entered disabled state
[  654.944256] c1 (unregistering): left allmulticast mode
[  654.944301] c1 (unregistering): left promiscuous mode
[  654.944345] br0: port 1(c1) entered disabled state
[  654.983973] br0: port 2(c2) entered disabled state
[  654.984249] c2 (unregistering): left allmulticast mode
[  654.984297] c2 (unregistering): left promiscuous mode
[  654.984348] br0: port 2(c2) entered disabled state
[  655.026006] br0: port 3(c3) entered disabled state
[  655.026278] c3 (unregistering): left allmulticast mode
[  655.026331] c3 (unregistering): left promiscuous mode
[  655.026376] br0: port 3(c3) entered disabled state
[  655.064032] br0: port 4(sender) entered disabled state
[  655.064265] sender (unregistering): left allmulticast mode
[  655.064317] sender (unregistering): left promiscuous mode
[  655.064360] br0: port 4(sender) entered disabled state