[  683.994858] br0: port 1(c1) entered blocking state
[  683.994957] br0: port 1(c1) entered disabled state
[  683.995027] c1: entered allmulticast mode
[  683.995108] c1: entered promiscuous mode
[  684.043745] br0: port 2(c2) entered blocking state
[  684.043836] br0: port 2(c2) entered disabled state
[  684.043905] c2: entered allmulticast mode
[  684.043982] c2: entered promiscuous mode
[  684.098503] br0: port 3(c3) entered blocking state
[  684.098555] br0: port 3(c3) entered disabled state
[  684.098624] c3: entered allmulticast mode
[  684.098710] c3: entered promiscuous mode
[  684.157120] br0: port 4(sender) entered blocking state
[  684.157225] br0: port 4(sender) entered disabled state
[  684.157303] sender: entered allmulticast mode
[  684.157417] sender: entered promiscuous mode
[  684.179036] br0: port 4(sender) entered blocking state
[  684.179135] br0: port 4(sender) entered forwarding state
[  684.179204] br0: port 3(c3) entered blocking state
[  684.179270] br0: port 3(c3) entered forwarding state
[  684.179333] br0: port 2(c2) entered blocking state
[  684.179394] br0: port 2(c2) entered forwarding state
[  684.179457] br0: port 1(c1) entered blocking state
[  684.179516] br0: port 1(c1) entered forwarding state
[  694.892809] br0: port 1(c1) entered disabled state
[  694.893134] c1 (unregistering): left allmulticast mode
[  694.893182] c1 (unregistering): left promiscuous mode
[  694.893223] br0: port 1(c1) entered disabled state
[  694.935001] br0: port 2(c2) entered disabled state
[  694.935343] c2 (unregistering): left allmulticast mode
[  694.935392] c2 (unregistering): left promiscuous mode
[  694.935433] br0: port 2(c2) entered disabled state
[  694.979817] br0: port 3(c3) entered disabled state
[  694.980217] c3 (unregistering): left allmulticast mode
[  694.980260] c3 (unregistering): left promiscuous mode
[  694.980299] br0: port 3(c3) entered disabled state
[  695.016755] br0: port 4(sender) entered disabled state
[  695.016994] sender (unregistering): left allmulticast mode
[  695.017038] sender (unregistering): left promiscuous mode
[  695.017072] br0: port 4(sender) entered disabled state