[  505.687972] br0: port 1(c1) entered blocking state
[  505.688025] br0: port 1(c1) entered disabled state
[  505.688079] c1: entered allmulticast mode
[  505.688147] c1: entered promiscuous mode
[  505.732303] br0: port 2(c2) entered blocking state
[  505.732358] br0: port 2(c2) entered disabled state
[  505.732407] c2: entered allmulticast mode
[  505.732466] c2: entered promiscuous mode
[  505.775490] br0: port 3(c3) entered blocking state
[  505.775563] br0: port 3(c3) entered disabled state
[  505.775617] c3: entered allmulticast mode
[  505.775688] c3: entered promiscuous mode
[  505.818669] br0: port 4(sender) entered blocking state
[  505.818737] br0: port 4(sender) entered disabled state
[  505.818801] sender: entered allmulticast mode
[  505.818897] sender: entered promiscuous mode
[  505.835507] br0: port 4(sender) entered blocking state
[  505.835571] br0: port 4(sender) entered forwarding state
[  505.835620] br0: port 3(c3) entered blocking state
[  505.835672] br0: port 3(c3) entered forwarding state
[  505.835720] br0: port 2(c2) entered blocking state
[  505.835770] br0: port 2(c2) entered forwarding state
[  505.835818] br0: port 1(c1) entered blocking state
[  505.835869] br0: port 1(c1) entered forwarding state
[  516.513341] br0: port 1(c1) entered disabled state
[  516.513674] c1 (unregistering): left allmulticast mode
[  516.513750] c1 (unregistering): left promiscuous mode
[  516.513800] br0: port 1(c1) entered disabled state
[  516.560283] br0: port 2(c2) entered disabled state
[  516.560594] c2 (unregistering): left allmulticast mode
[  516.560682] c2 (unregistering): left promiscuous mode
[  516.560732] br0: port 2(c2) entered disabled state
[  516.597317] br0: port 3(c3) entered disabled state
[  516.597602] c3 (unregistering): left allmulticast mode
[  516.597672] c3 (unregistering): left promiscuous mode
[  516.597716] br0: port 3(c3) entered disabled state
[  516.635252] br0: port 4(sender) entered disabled state
[  516.635518] sender (unregistering): left allmulticast mode
[  516.635588] sender (unregistering): left promiscuous mode
[  516.635641] br0: port 4(sender) entered disabled state