[  743.363269] br0: port 1(c1) entered blocking state
[  743.363349] br0: port 1(c1) entered disabled state
[  743.363431] c1: entered allmulticast mode
[  743.363502] c1: entered promiscuous mode
[  743.418836] br0: port 2(c2) entered blocking state
[  743.418903] br0: port 2(c2) entered disabled state
[  743.418965] c2: entered allmulticast mode
[  743.419028] c2: entered promiscuous mode
[  743.471600] br0: port 3(c3) entered blocking state
[  743.471670] br0: port 3(c3) entered disabled state
[  743.471736] c3: entered allmulticast mode
[  743.471840] c3: entered promiscuous mode
[  743.527007] br0: port 4(sender) entered blocking state
[  743.527084] br0: port 4(sender) entered disabled state
[  743.527147] sender: entered allmulticast mode
[  743.527235] sender: entered promiscuous mode
[  743.547775] br0: port 4(sender) entered blocking state
[  743.547838] br0: port 4(sender) entered forwarding state
[  743.547894] br0: port 3(c3) entered blocking state
[  743.547936] br0: port 3(c3) entered forwarding state
[  743.547982] br0: port 2(c2) entered blocking state
[  743.548026] br0: port 2(c2) entered forwarding state
[  743.548085] br0: port 1(c1) entered blocking state
[  743.548127] br0: port 1(c1) entered forwarding state
[  754.332570] br0: port 1(c1) entered disabled state
[  754.332899] c1 (unregistering): left allmulticast mode
[  754.332969] c1 (unregistering): left promiscuous mode
[  754.333024] br0: port 1(c1) entered disabled state
[  754.377528] br0: port 2(c2) entered disabled state
[  754.377770] c2 (unregistering): left allmulticast mode
[  754.377837] c2 (unregistering): left promiscuous mode
[  754.377872] br0: port 2(c2) entered disabled state
[  754.423544] br0: port 3(c3) entered disabled state
[  754.423794] c3 (unregistering): left allmulticast mode
[  754.423853] c3 (unregistering): left promiscuous mode
[  754.423902] br0: port 3(c3) entered disabled state
[  754.470603] br0: port 4(sender) entered disabled state
[  754.470913] sender (unregistering): left allmulticast mode
[  754.470974] sender (unregistering): left promiscuous mode
[  754.471027] br0: port 4(sender) entered disabled state