[  505.307780] br0: port 1(c1) entered blocking state
[  505.307859] br0: port 1(c1) entered disabled state
[  505.307924] c1: entered allmulticast mode
[  505.308029] c1: entered promiscuous mode
[  505.363828] br0: port 2(c2) entered blocking state
[  505.363927] br0: port 2(c2) entered disabled state
[  505.364014] c2: entered allmulticast mode
[  505.364113] c2: entered promiscuous mode
[  505.419925] br0: port 3(c3) entered blocking state
[  505.420023] br0: port 3(c3) entered disabled state
[  505.420090] c3: entered allmulticast mode
[  505.420180] c3: entered promiscuous mode
[  505.474634] br0: port 4(sender) entered blocking state
[  505.474721] br0: port 4(sender) entered disabled state
[  505.474789] sender: entered allmulticast mode
[  505.474890] sender: entered promiscuous mode
[  505.496287] br0: port 4(sender) entered blocking state
[  505.496371] br0: port 4(sender) entered forwarding state
[  505.496429] br0: port 3(c3) entered blocking state
[  505.496474] br0: port 3(c3) entered forwarding state
[  505.496519] br0: port 2(c2) entered blocking state
[  505.496558] br0: port 2(c2) entered forwarding state
[  505.496598] br0: port 1(c1) entered blocking state
[  505.496640] br0: port 1(c1) entered forwarding state
[  516.216232] br0: port 1(c1) entered disabled state
[  516.216607] c1 (unregistering): left allmulticast mode
[  516.216676] c1 (unregistering): left promiscuous mode
[  516.216742] br0: port 1(c1) entered disabled state
[  516.259242] br0: port 2(c2) entered disabled state
[  516.259540] c2 (unregistering): left allmulticast mode
[  516.259615] c2 (unregistering): left promiscuous mode
[  516.259671] br0: port 2(c2) entered disabled state
[  516.301182] br0: port 3(c3) entered disabled state
[  516.301826] c3 (unregistering): left allmulticast mode
[  516.301878] c3 (unregistering): left promiscuous mode
[  516.301923] br0: port 3(c3) entered disabled state
[  516.332220] br0: port 4(sender) entered disabled state
[  516.332611] sender (unregistering): left allmulticast mode
[  516.332653] sender (unregistering): left promiscuous mode
[  516.332691] br0: port 4(sender) entered disabled state