[  489.538591] br0: port 1(c1) entered blocking state
[  489.538693] br0: port 1(c1) entered disabled state
[  489.538766] c1: entered allmulticast mode
[  489.538850] c1: entered promiscuous mode
[  489.588942] br0: port 2(c2) entered blocking state
[  489.589007] br0: port 2(c2) entered disabled state
[  489.589076] c2: entered allmulticast mode
[  489.589149] c2: entered promiscuous mode
[  489.640057] br0: port 3(c3) entered blocking state
[  489.640159] br0: port 3(c3) entered disabled state
[  489.640238] c3: entered allmulticast mode
[  489.640323] c3: entered promiscuous mode
[  489.692731] br0: port 4(sender) entered blocking state
[  489.692799] br0: port 4(sender) entered disabled state
[  489.692857] sender: entered allmulticast mode
[  489.692944] sender: entered promiscuous mode
[  489.712335] br0: port 4(sender) entered blocking state
[  489.712407] br0: port 4(sender) entered forwarding state
[  489.712471] br0: port 3(c3) entered blocking state
[  489.712516] br0: port 3(c3) entered forwarding state
[  489.712565] br0: port 2(c2) entered blocking state
[  489.712613] br0: port 2(c2) entered forwarding state
[  489.712662] br0: port 1(c1) entered blocking state
[  489.712705] br0: port 1(c1) entered forwarding state
[  500.456660] br0: port 1(c1) entered disabled state
[  500.457762] c1 (unregistering): left allmulticast mode
[  500.457916] c1 (unregistering): left promiscuous mode
[  500.458036] br0: port 1(c1) entered disabled state
[  500.550722] br0: port 2(c2) entered disabled state
[  500.551208] c2 (unregistering): left allmulticast mode
[  500.551272] c2 (unregistering): left promiscuous mode
[  500.551320] br0: port 2(c2) entered disabled state
[  500.651735] br0: port 3(c3) entered disabled state
[  500.652133] c3 (unregistering): left allmulticast mode
[  500.652212] c3 (unregistering): left promiscuous mode
[  500.652265] br0: port 3(c3) entered disabled state
[  500.739667] br0: port 4(sender) entered disabled state
[  500.740368] sender (unregistering): left allmulticast mode
[  500.740644] sender (unregistering): left promiscuous mode
[  500.740715] br0: port 4(sender) entered disabled state