[  640.623392] br0: port 1(c1) entered blocking state
[  640.623456] br0: port 1(c1) entered disabled state
[  640.623514] c1: entered allmulticast mode
[  640.623596] c1: entered promiscuous mode
[  640.706357] br0: port 2(c2) entered blocking state
[  640.706433] br0: port 2(c2) entered disabled state
[  640.706504] c2: entered allmulticast mode
[  640.706594] c2: entered promiscuous mode
[  640.787511] br0: port 3(c3) entered blocking state
[  640.787581] br0: port 3(c3) entered disabled state
[  640.787638] c3: entered allmulticast mode
[  640.787717] c3: entered promiscuous mode
[  640.869978] br0: port 4(sender) entered blocking state
[  640.870066] br0: port 4(sender) entered disabled state
[  640.870135] sender: entered allmulticast mode
[  640.870232] sender: entered promiscuous mode
[  640.905428] br0: port 4(sender) entered blocking state
[  640.905509] br0: port 4(sender) entered forwarding state
[  640.905569] br0: port 3(c3) entered blocking state
[  640.905623] br0: port 3(c3) entered forwarding state
[  640.905683] br0: port 2(c2) entered blocking state
[  640.905736] br0: port 2(c2) entered forwarding state
[  640.905791] br0: port 1(c1) entered blocking state
[  640.905842] br0: port 1(c1) entered forwarding state
[  651.688949] br0: port 1(c1) entered disabled state
[  651.689369] c1 (unregistering): left allmulticast mode
[  651.689424] c1 (unregistering): left promiscuous mode
[  651.689470] br0: port 1(c1) entered disabled state
[  651.753890] br0: port 2(c2) entered disabled state
[  651.754283] c2 (unregistering): left allmulticast mode
[  651.754342] c2 (unregistering): left promiscuous mode
[  651.754413] br0: port 2(c2) entered disabled state
[  651.826890] br0: port 3(c3) entered disabled state
[  651.827265] c3 (unregistering): left allmulticast mode
[  651.827326] c3 (unregistering): left promiscuous mode
[  651.827380] br0: port 3(c3) entered disabled state
[  651.887916] br0: port 4(sender) entered disabled state
[  651.888324] sender (unregistering): left allmulticast mode
[  651.888382] sender (unregistering): left promiscuous mode
[  651.888438] br0: port 4(sender) entered disabled state