[  738.860144] br0: port 1(c1) entered blocking state
[  738.860622] br0: port 1(c1) entered disabled state
[  738.860728] c1: entered allmulticast mode
[  738.860852] c1: entered promiscuous mode
[  738.968316] br0: port 2(c2) entered blocking state
[  738.968473] br0: port 2(c2) entered disabled state
[  738.968575] c2: entered allmulticast mode
[  738.968715] c2: entered promiscuous mode
[  739.083548] br0: port 3(c3) entered blocking state
[  739.083674] br0: port 3(c3) entered disabled state
[  739.083774] c3: entered allmulticast mode
[  739.083987] c3: entered promiscuous mode
[  739.209878] br0: port 4(sender) entered blocking state
[  739.210043] br0: port 4(sender) entered disabled state
[  739.210285] sender: entered allmulticast mode
[  739.210481] sender: entered promiscuous mode
[  739.253897] br0: port 4(sender) entered blocking state
[  739.254073] br0: port 4(sender) entered forwarding state
[  739.254176] br0: port 3(c3) entered blocking state
[  739.254258] br0: port 3(c3) entered forwarding state
[  739.254337] br0: port 2(c2) entered blocking state
[  739.254425] br0: port 2(c2) entered forwarding state
[  739.254505] br0: port 1(c1) entered blocking state
[  739.254575] br0: port 1(c1) entered forwarding state
[  750.119596] br0: port 1(c1) entered disabled state
[  750.120236] c1 (unregistering): left allmulticast mode
[  750.120353] c1 (unregistering): left promiscuous mode
[  750.120416] br0: port 1(c1) entered disabled state
[  750.189447] br0: port 2(c2) entered disabled state
[  750.189804] c2 (unregistering): left allmulticast mode
[  750.189900] c2 (unregistering): left promiscuous mode
[  750.189958] br0: port 2(c2) entered disabled state
[  750.252421] br0: port 3(c3) entered disabled state
[  750.252866] c3 (unregistering): left allmulticast mode
[  750.252983] c3 (unregistering): left promiscuous mode
[  750.253040] br0: port 3(c3) entered disabled state
[  750.316570] br0: port 4(sender) entered disabled state
[  750.317019] sender (unregistering): left allmulticast mode
[  750.317082] sender (unregistering): left promiscuous mode
[  750.317126] br0: port 4(sender) entered disabled state