[  423.506663] br0: port 1(c1) entered blocking state
[  423.506726] br0: port 1(c1) entered disabled state
[  423.506778] c1: entered allmulticast mode
[  423.506844] c1: entered promiscuous mode
[  423.554288] br0: port 2(c2) entered blocking state
[  423.554369] br0: port 2(c2) entered disabled state
[  423.554426] c2: entered allmulticast mode
[  423.554500] c2: entered promiscuous mode
[  423.598534] br0: port 3(c3) entered blocking state
[  423.598586] br0: port 3(c3) entered disabled state
[  423.598634] c3: entered allmulticast mode
[  423.598698] c3: entered promiscuous mode
[  423.642797] br0: port 4(sender) entered blocking state
[  423.642876] br0: port 4(sender) entered disabled state
[  423.642934] sender: entered allmulticast mode
[  423.643015] sender: entered promiscuous mode
[  423.660410] br0: port 4(sender) entered blocking state
[  423.660458] br0: port 4(sender) entered forwarding state
[  423.660502] br0: port 3(c3) entered blocking state
[  423.660540] br0: port 3(c3) entered forwarding state
[  423.660578] br0: port 2(c2) entered blocking state
[  423.660615] br0: port 2(c2) entered forwarding state
[  423.660652] br0: port 1(c1) entered blocking state
[  423.660689] br0: port 1(c1) entered forwarding state
[  434.342199] br0: port 1(c1) entered disabled state
[  434.342429] c1 (unregistering): left allmulticast mode
[  434.342474] c1 (unregistering): left promiscuous mode
[  434.342510] br0: port 1(c1) entered disabled state
[  434.377174] br0: port 2(c2) entered disabled state
[  434.377413] c2 (unregistering): left allmulticast mode
[  434.377462] c2 (unregistering): left promiscuous mode
[  434.377498] br0: port 2(c2) entered disabled state
[  434.411195] br0: port 3(c3) entered disabled state
[  434.411660] c3 (unregistering): left allmulticast mode
[  434.411729] c3 (unregistering): left promiscuous mode
[  434.411772] br0: port 3(c3) entered disabled state
[  434.452205] br0: port 4(sender) entered disabled state
[  434.452611] sender (unregistering): left allmulticast mode
[  434.452677] sender (unregistering): left promiscuous mode
[  434.452730] br0: port 4(sender) entered disabled state