[  572.198378] br0: port 1(c1) entered blocking state
[  572.198463] br0: port 1(c1) entered disabled state
[  572.198533] c1: entered allmulticast mode
[  572.198616] c1: entered promiscuous mode
[  572.278249] br0: port 2(c2) entered blocking state
[  572.278316] br0: port 2(c2) entered disabled state
[  572.278381] c2: entered allmulticast mode
[  572.278461] c2: entered promiscuous mode
[  572.360234] br0: port 3(c3) entered blocking state
[  572.360296] br0: port 3(c3) entered disabled state
[  572.360350] c3: entered allmulticast mode
[  572.360418] c3: entered promiscuous mode
[  572.444016] br0: port 4(sender) entered blocking state
[  572.444077] br0: port 4(sender) entered disabled state
[  572.444140] sender: entered allmulticast mode
[  572.444220] sender: entered promiscuous mode
[  572.478004] br0: port 4(sender) entered blocking state
[  572.478063] br0: port 4(sender) entered forwarding state
[  572.478115] br0: port 3(c3) entered blocking state
[  572.478160] br0: port 3(c3) entered forwarding state
[  572.478201] br0: port 2(c2) entered blocking state
[  572.478243] br0: port 2(c2) entered forwarding state
[  572.478284] br0: port 1(c1) entered blocking state
[  572.478326] br0: port 1(c1) entered forwarding state
[  583.283917] br0: port 1(c1) entered disabled state
[  583.284166] c1 (unregistering): left allmulticast mode
[  583.284205] c1 (unregistering): left promiscuous mode
[  583.284245] br0: port 1(c1) entered disabled state
[  583.345870] br0: port 2(c2) entered disabled state
[  583.346110] c2 (unregistering): left allmulticast mode
[  583.346172] c2 (unregistering): left promiscuous mode
[  583.346216] br0: port 2(c2) entered disabled state
[  583.398938] br0: port 3(c3) entered disabled state
[  583.399184] c3 (unregistering): left allmulticast mode
[  583.399221] c3 (unregistering): left promiscuous mode
[  583.399255] br0: port 3(c3) entered disabled state
[  583.451916] br0: port 4(sender) entered disabled state
[  583.452175] sender (unregistering): left allmulticast mode
[  583.452218] sender (unregistering): left promiscuous mode
[  583.452256] br0: port 4(sender) entered disabled state