[  720.365713] br0: port 1(c1) entered blocking state
[  720.365802] br0: port 1(c1) entered disabled state
[  720.365875] c1: entered allmulticast mode
[  720.365979] c1: entered promiscuous mode
[  720.412899] br0: port 2(c2) entered blocking state
[  720.412962] br0: port 2(c2) entered disabled state
[  720.413020] c2: entered allmulticast mode
[  720.413089] c2: entered promiscuous mode
[  720.460528] br0: port 3(c3) entered blocking state
[  720.460601] br0: port 3(c3) entered disabled state
[  720.460661] c3: entered allmulticast mode
[  720.460734] c3: entered promiscuous mode
[  720.510396] br0: port 4(sender) entered blocking state
[  720.510477] br0: port 4(sender) entered disabled state
[  720.510534] sender: entered allmulticast mode
[  720.510613] sender: entered promiscuous mode
[  720.529951] br0: port 4(sender) entered blocking state
[  720.530025] br0: port 4(sender) entered forwarding state
[  720.530072] br0: port 3(c3) entered blocking state
[  720.530112] br0: port 3(c3) entered forwarding state
[  720.530155] br0: port 2(c2) entered blocking state
[  720.530192] br0: port 2(c2) entered forwarding state
[  720.530230] br0: port 1(c1) entered blocking state
[  720.530270] br0: port 1(c1) entered forwarding state
[  731.233184] br0: port 1(c1) entered disabled state
[  731.233522] c1 (unregistering): left allmulticast mode
[  731.233573] c1 (unregistering): left promiscuous mode
[  731.233614] br0: port 1(c1) entered disabled state
[  731.260113] br0: port 2(c2) entered disabled state
[  731.260455] c2 (unregistering): left allmulticast mode
[  731.260518] c2 (unregistering): left promiscuous mode
[  731.260558] br0: port 2(c2) entered disabled state
[  731.298099] br0: port 3(c3) entered disabled state
[  731.298340] c3 (unregistering): left allmulticast mode
[  731.298387] c3 (unregistering): left promiscuous mode
[  731.298426] br0: port 3(c3) entered disabled state
[  731.335523] br0: port 4(sender) entered disabled state
[  731.335778] sender (unregistering): left allmulticast mode
[  731.335821] sender (unregistering): left promiscuous mode
[  731.335864] br0: port 4(sender) entered disabled state