[  450.717799] br0: port 1(c1) entered blocking state
[  450.717881] br0: port 1(c1) entered disabled state
[  450.717945] c1: entered allmulticast mode
[  450.718032] c1: entered promiscuous mode
[  450.764336] br0: port 2(c2) entered blocking state
[  450.764404] br0: port 2(c2) entered disabled state
[  450.764464] c2: entered allmulticast mode
[  450.764539] c2: entered promiscuous mode
[  450.811410] br0: port 3(c3) entered blocking state
[  450.811475] br0: port 3(c3) entered disabled state
[  450.811529] c3: entered allmulticast mode
[  450.811605] c3: entered promiscuous mode
[  450.858937] br0: port 4(sender) entered blocking state
[  450.859011] br0: port 4(sender) entered disabled state
[  450.859086] sender: entered allmulticast mode
[  450.859177] sender: entered promiscuous mode
[  450.877738] br0: port 4(sender) entered blocking state
[  450.877803] br0: port 4(sender) entered forwarding state
[  450.877855] br0: port 3(c3) entered blocking state
[  450.877908] br0: port 3(c3) entered forwarding state
[  450.877959] br0: port 2(c2) entered blocking state
[  450.878011] br0: port 2(c2) entered forwarding state
[  450.878071] br0: port 1(c1) entered blocking state
[  450.878125] br0: port 1(c1) entered forwarding state
[  461.574187] br0: port 1(c1) entered disabled state
[  461.574499] c1 (unregistering): left allmulticast mode
[  461.574570] c1 (unregistering): left promiscuous mode
[  461.574619] br0: port 1(c1) entered disabled state
[  461.614200] br0: port 2(c2) entered disabled state
[  461.614525] c2 (unregistering): left allmulticast mode
[  461.614590] c2 (unregistering): left promiscuous mode
[  461.614652] br0: port 2(c2) entered disabled state
[  461.660197] br0: port 3(c3) entered disabled state
[  461.660603] c3 (unregistering): left allmulticast mode
[  461.660700] c3 (unregistering): left promiscuous mode
[  461.660767] br0: port 3(c3) entered disabled state
[  461.700217] br0: port 4(sender) entered disabled state
[  461.700501] sender (unregistering): left allmulticast mode
[  461.700585] sender (unregistering): left promiscuous mode
[  461.700626] br0: port 4(sender) entered disabled state