[  720.186187] br0: port 1(c1) entered blocking state
[  720.186254] br0: port 1(c1) entered disabled state
[  720.186312] c1: entered allmulticast mode
[  720.186390] c1: entered promiscuous mode
[  720.239605] br0: port 2(c2) entered blocking state
[  720.239708] br0: port 2(c2) entered disabled state
[  720.239792] c2: entered allmulticast mode
[  720.239885] c2: entered promiscuous mode
[  720.291604] br0: port 3(c3) entered blocking state
[  720.291702] br0: port 3(c3) entered disabled state
[  720.291788] c3: entered allmulticast mode
[  720.291888] c3: entered promiscuous mode
[  720.343997] br0: port 4(sender) entered blocking state
[  720.344079] br0: port 4(sender) entered disabled state
[  720.344177] sender: entered allmulticast mode
[  720.344283] sender: entered promiscuous mode
[  720.364804] br0: port 4(sender) entered blocking state
[  720.364902] br0: port 4(sender) entered forwarding state
[  720.364979] br0: port 3(c3) entered blocking state
[  720.365044] br0: port 3(c3) entered forwarding state
[  720.365108] br0: port 2(c2) entered blocking state
[  720.365174] br0: port 2(c2) entered forwarding state
[  720.365241] br0: port 1(c1) entered blocking state
[  720.365302] br0: port 1(c1) entered forwarding state
[  731.130146] br0: port 1(c1) entered disabled state
[  731.130465] c1 (unregistering): left allmulticast mode
[  731.130521] c1 (unregistering): left promiscuous mode
[  731.130578] br0: port 1(c1) entered disabled state
[  731.178136] br0: port 2(c2) entered disabled state
[  731.178436] c2 (unregistering): left allmulticast mode
[  731.178518] c2 (unregistering): left promiscuous mode
[  731.178561] br0: port 2(c2) entered disabled state
[  731.222134] br0: port 3(c3) entered disabled state
[  731.222433] c3 (unregistering): left allmulticast mode
[  731.222491] c3 (unregistering): left promiscuous mode
[  731.222536] br0: port 3(c3) entered disabled state
[  731.264594] br0: port 4(sender) entered disabled state
[  731.264894] sender (unregistering): left allmulticast mode
[  731.264943] sender (unregistering): left promiscuous mode
[  731.265000] br0: port 4(sender) entered disabled state