[  452.572592] br0: port 1(c1) entered blocking state
[  452.572712] br0: port 1(c1) entered disabled state
[  452.572792] c1: entered allmulticast mode
[  452.572894] c1: entered promiscuous mode
[  452.622893] br0: port 2(c2) entered blocking state
[  452.622986] br0: port 2(c2) entered disabled state
[  452.623051] c2: entered allmulticast mode
[  452.623137] c2: entered promiscuous mode
[  452.670812] br0: port 3(c3) entered blocking state
[  452.670873] br0: port 3(c3) entered disabled state
[  452.670932] c3: entered allmulticast mode
[  452.670996] c3: entered promiscuous mode
[  452.720425] br0: port 4(sender) entered blocking state
[  452.720527] br0: port 4(sender) entered disabled state
[  452.720610] sender: entered allmulticast mode
[  452.720722] sender: entered promiscuous mode
[  452.741752] br0: port 4(sender) entered blocking state
[  452.741819] br0: port 4(sender) entered forwarding state
[  452.741921] br0: port 3(c3) entered blocking state
[  452.741990] br0: port 3(c3) entered forwarding state
[  452.742068] br0: port 2(c2) entered blocking state
[  452.742131] br0: port 2(c2) entered forwarding state
[  452.742199] br0: port 1(c1) entered blocking state
[  452.742261] br0: port 1(c1) entered forwarding state
[  463.461833] br0: port 1(c1) entered disabled state
[  463.462091] c1 (unregistering): left allmulticast mode
[  463.462140] c1 (unregistering): left promiscuous mode
[  463.462187] br0: port 1(c1) entered disabled state
[  463.514892] br0: port 2(c2) entered disabled state
[  463.515138] c2 (unregistering): left allmulticast mode
[  463.515192] c2 (unregistering): left promiscuous mode
[  463.515236] br0: port 2(c2) entered disabled state
[  463.561852] br0: port 3(c3) entered disabled state
[  463.562133] c3 (unregistering): left allmulticast mode
[  463.562188] c3 (unregistering): left promiscuous mode
[  463.562230] br0: port 3(c3) entered disabled state
[  463.604818] br0: port 4(sender) entered disabled state
[  463.605076] sender (unregistering): left allmulticast mode
[  463.605142] sender (unregistering): left promiscuous mode
[  463.605200] br0: port 4(sender) entered disabled state