[  500.231947] br0: port 1(c1) entered blocking state
[  500.232030] br0: port 1(c1) entered disabled state
[  500.232090] c1: entered allmulticast mode
[  500.232170] c1: entered promiscuous mode
[  500.285765] br0: port 2(c2) entered blocking state
[  500.285846] br0: port 2(c2) entered disabled state
[  500.285915] c2: entered allmulticast mode
[  500.285991] c2: entered promiscuous mode
[  500.342204] br0: port 3(c3) entered blocking state
[  500.342283] br0: port 3(c3) entered disabled state
[  500.342359] c3: entered allmulticast mode
[  500.342455] c3: entered promiscuous mode
[  500.399509] br0: port 4(sender) entered blocking state
[  500.399614] br0: port 4(sender) entered disabled state
[  500.399688] sender: entered allmulticast mode
[  500.399798] sender: entered promiscuous mode
[  500.421858] br0: port 4(sender) entered blocking state
[  500.421929] br0: port 4(sender) entered forwarding state
[  500.421992] br0: port 3(c3) entered blocking state
[  500.422048] br0: port 3(c3) entered forwarding state
[  500.422107] br0: port 2(c2) entered blocking state
[  500.422161] br0: port 2(c2) entered forwarding state
[  500.422220] br0: port 1(c1) entered blocking state
[  500.422277] br0: port 1(c1) entered forwarding state
[  511.165783] br0: port 1(c1) entered disabled state
[  511.166257] c1 (unregistering): left allmulticast mode
[  511.166320] c1 (unregistering): left promiscuous mode
[  511.166361] br0: port 1(c1) entered disabled state
[  511.199695] br0: port 2(c2) entered disabled state
[  511.199992] c2 (unregistering): left allmulticast mode
[  511.200069] c2 (unregistering): left promiscuous mode
[  511.200109] br0: port 2(c2) entered disabled state
[  511.247683] br0: port 3(c3) entered disabled state
[  511.247971] c3 (unregistering): left allmulticast mode
[  511.248029] c3 (unregistering): left promiscuous mode
[  511.248069] br0: port 3(c3) entered disabled state
[  511.279696] br0: port 4(sender) entered disabled state
[  511.279965] sender (unregistering): left allmulticast mode
[  511.280009] sender (unregistering): left promiscuous mode
[  511.280049] br0: port 4(sender) entered disabled state