[  738.986786] br0: port 1(c1) entered blocking state
[  738.986899] br0: port 1(c1) entered disabled state
[  738.986987] c1: entered allmulticast mode
[  738.987080] c1: entered promiscuous mode
[  739.046156] br0: port 2(c2) entered blocking state
[  739.046221] br0: port 2(c2) entered disabled state
[  739.046286] c2: entered allmulticast mode
[  739.046369] c2: entered promiscuous mode
[  739.102537] br0: port 3(c3) entered blocking state
[  739.102655] br0: port 3(c3) entered disabled state
[  739.102734] c3: entered allmulticast mode
[  739.102845] c3: entered promiscuous mode
[  739.157874] br0: port 4(sender) entered blocking state
[  739.157944] br0: port 4(sender) entered disabled state
[  739.157996] sender: entered allmulticast mode
[  739.158075] sender: entered promiscuous mode
[  739.179700] br0: port 4(sender) entered blocking state
[  739.179780] br0: port 4(sender) entered forwarding state
[  739.179825] br0: port 3(c3) entered blocking state
[  739.179871] br0: port 3(c3) entered forwarding state
[  739.179911] br0: port 2(c2) entered blocking state
[  739.179945] br0: port 2(c2) entered forwarding state
[  739.179985] br0: port 1(c1) entered blocking state
[  739.180026] br0: port 1(c1) entered forwarding state
[  749.963068] br0: port 1(c1) entered disabled state
[  749.963390] c1 (unregistering): left allmulticast mode
[  749.963501] c1 (unregistering): left promiscuous mode
[  749.963553] br0: port 1(c1) entered disabled state
[  750.012032] br0: port 2(c2) entered disabled state
[  750.012318] c2 (unregistering): left allmulticast mode
[  750.012417] c2 (unregistering): left promiscuous mode
[  750.012467] br0: port 2(c2) entered disabled state
[  750.064031] br0: port 3(c3) entered disabled state
[  750.064339] c3 (unregistering): left allmulticast mode
[  750.064386] c3 (unregistering): left promiscuous mode
[  750.064421] br0: port 3(c3) entered disabled state
[  750.113125] br0: port 4(sender) entered disabled state
[  750.113467] sender (unregistering): left allmulticast mode
[  750.113526] sender (unregistering): left promiscuous mode
[  750.113580] br0: port 4(sender) entered disabled state