[  719.962740] br0: port 1(c1) entered blocking state
[  719.962845] br0: port 1(c1) entered disabled state
[  719.962921] c1: entered allmulticast mode
[  719.962994] c1: entered promiscuous mode
[  720.027270] br0: port 2(c2) entered blocking state
[  720.027385] br0: port 2(c2) entered disabled state
[  720.027474] c2: entered allmulticast mode
[  720.027567] c2: entered promiscuous mode
[  720.089073] br0: port 3(c3) entered blocking state
[  720.089140] br0: port 3(c3) entered disabled state
[  720.089207] c3: entered allmulticast mode
[  720.089276] c3: entered promiscuous mode
[  720.152450] br0: port 4(sender) entered blocking state
[  720.152577] br0: port 4(sender) entered disabled state
[  720.152666] sender: entered allmulticast mode
[  720.152796] sender: entered promiscuous mode
[  720.177679] br0: port 4(sender) entered blocking state
[  720.177768] br0: port 4(sender) entered forwarding state
[  720.177899] br0: port 3(c3) entered blocking state
[  720.177973] br0: port 3(c3) entered forwarding state
[  720.178040] br0: port 2(c2) entered blocking state
[  720.178115] br0: port 2(c2) entered forwarding state
[  720.178180] br0: port 1(c1) entered blocking state
[  720.178240] br0: port 1(c1) entered forwarding state
[  730.979068] br0: port 1(c1) entered disabled state
[  730.979436] c1 (unregistering): left allmulticast mode
[  730.979540] c1 (unregistering): left promiscuous mode
[  730.979608] br0: port 1(c1) entered disabled state
[  731.027060] br0: port 2(c2) entered disabled state
[  731.027772] c2 (unregistering): left allmulticast mode
[  731.027891] c2 (unregistering): left promiscuous mode
[  731.027955] br0: port 2(c2) entered disabled state
[  731.084063] br0: port 3(c3) entered disabled state
[  731.084446] c3 (unregistering): left allmulticast mode
[  731.084523] c3 (unregistering): left promiscuous mode
[  731.084587] br0: port 3(c3) entered disabled state
[  731.129046] br0: port 4(sender) entered disabled state
[  731.129882] sender (unregistering): left allmulticast mode
[  731.129982] sender (unregistering): left promiscuous mode
[  731.130039] br0: port 4(sender) entered disabled state