[  542.399896] br0: port 1(c1) entered blocking state
[  542.399971] br0: port 1(c1) entered disabled state
[  542.400037] c1: entered allmulticast mode
[  542.400108] c1: entered promiscuous mode
[  542.487075] br0: port 2(c2) entered blocking state
[  542.487156] br0: port 2(c2) entered disabled state
[  542.487229] c2: entered allmulticast mode
[  542.487319] c2: entered promiscuous mode
[  542.579003] br0: port 3(c3) entered blocking state
[  542.579079] br0: port 3(c3) entered disabled state
[  542.579149] c3: entered allmulticast mode
[  542.579235] c3: entered promiscuous mode
[  542.675072] br0: port 4(sender) entered blocking state
[  542.675145] br0: port 4(sender) entered disabled state
[  542.675201] sender: entered allmulticast mode
[  542.675304] sender: entered promiscuous mode
[  542.711739] br0: port 4(sender) entered blocking state
[  542.711798] br0: port 4(sender) entered forwarding state
[  542.711839] br0: port 3(c3) entered blocking state
[  542.711875] br0: port 3(c3) entered forwarding state
[  542.711912] br0: port 2(c2) entered blocking state
[  542.711944] br0: port 2(c2) entered forwarding state
[  542.711981] br0: port 1(c1) entered blocking state
[  542.712013] br0: port 1(c1) entered forwarding state
[  553.524739] br0: port 1(c1) entered disabled state
[  553.524990] c1 (unregistering): left allmulticast mode
[  553.525029] c1 (unregistering): left promiscuous mode
[  553.525063] br0: port 1(c1) entered disabled state
[  553.590795] br0: port 2(c2) entered disabled state
[  553.591147] c2 (unregistering): left allmulticast mode
[  553.591204] c2 (unregistering): left promiscuous mode
[  553.591245] br0: port 2(c2) entered disabled state
[  553.649789] br0: port 3(c3) entered disabled state
[  553.650023] c3 (unregistering): left allmulticast mode
[  553.650057] c3 (unregistering): left promiscuous mode
[  553.650099] br0: port 3(c3) entered disabled state
[  553.710861] br0: port 4(sender) entered disabled state
[  553.711165] sender (unregistering): left allmulticast mode
[  553.711204] sender (unregistering): left promiscuous mode
[  553.711237] br0: port 4(sender) entered disabled state