[  561.018986] br0: port 1(c1) entered blocking state
[  561.019065] br0: port 1(c1) entered disabled state
[  561.019129] c1: entered allmulticast mode
[  561.019206] c1: entered promiscuous mode
[  561.102956] br0: port 2(c2) entered blocking state
[  561.103039] br0: port 2(c2) entered disabled state
[  561.103108] c2: entered allmulticast mode
[  561.103191] c2: entered promiscuous mode
[  561.194401] br0: port 3(c3) entered blocking state
[  561.194473] br0: port 3(c3) entered disabled state
[  561.194541] c3: entered allmulticast mode
[  561.194631] c3: entered promiscuous mode
[  561.279460] br0: port 4(sender) entered blocking state
[  561.279539] br0: port 4(sender) entered disabled state
[  561.279605] sender: entered allmulticast mode
[  561.279702] sender: entered promiscuous mode
[  561.312012] br0: port 4(sender) entered blocking state
[  561.312077] br0: port 4(sender) entered forwarding state
[  561.312123] br0: port 3(c3) entered blocking state
[  561.312173] br0: port 3(c3) entered forwarding state
[  561.312214] br0: port 2(c2) entered blocking state
[  561.312256] br0: port 2(c2) entered forwarding state
[  561.312296] br0: port 1(c1) entered blocking state
[  561.312339] br0: port 1(c1) entered forwarding state
[  572.120957] br0: port 1(c1) entered disabled state
[  572.121249] c1 (unregistering): left allmulticast mode
[  572.121305] c1 (unregistering): left promiscuous mode
[  572.121339] br0: port 1(c1) entered disabled state
[  572.186977] br0: port 2(c2) entered disabled state
[  572.187229] c2 (unregistering): left allmulticast mode
[  572.187279] c2 (unregistering): left promiscuous mode
[  572.187328] br0: port 2(c2) entered disabled state
[  572.243984] br0: port 3(c3) entered disabled state
[  572.244214] c3 (unregistering): left allmulticast mode
[  572.244276] c3 (unregistering): left promiscuous mode
[  572.244334] br0: port 3(c3) entered disabled state
[  572.302985] br0: port 4(sender) entered disabled state
[  572.303276] sender (unregistering): left allmulticast mode
[  572.303326] sender (unregistering): left promiscuous mode
[  572.303368] br0: port 4(sender) entered disabled state