[  491.093585] br0: port 1(c1) entered blocking state
[  491.093662] br0: port 1(c1) entered disabled state
[  491.093727] c1: entered allmulticast mode
[  491.093806] c1: entered promiscuous mode
[  491.142432] br0: port 2(c2) entered blocking state
[  491.142527] br0: port 2(c2) entered disabled state
[  491.142600] c2: entered allmulticast mode
[  491.142674] c2: entered promiscuous mode
[  491.187887] br0: port 3(c3) entered blocking state
[  491.187990] br0: port 3(c3) entered disabled state
[  491.188070] c3: entered allmulticast mode
[  491.188153] c3: entered promiscuous mode
[  491.233810] br0: port 4(sender) entered blocking state
[  491.233862] br0: port 4(sender) entered disabled state
[  491.233916] sender: entered allmulticast mode
[  491.233998] sender: entered promiscuous mode
[  491.251390] br0: port 4(sender) entered blocking state
[  491.251467] br0: port 4(sender) entered forwarding state
[  491.251523] br0: port 3(c3) entered blocking state
[  491.251569] br0: port 3(c3) entered forwarding state
[  491.251623] br0: port 2(c2) entered blocking state
[  491.251671] br0: port 2(c2) entered forwarding state
[  491.251720] br0: port 1(c1) entered blocking state
[  491.251768] br0: port 1(c1) entered forwarding state
[  501.940112] br0: port 1(c1) entered disabled state
[  501.940429] c1 (unregistering): left allmulticast mode
[  501.940496] c1 (unregistering): left promiscuous mode
[  501.940537] br0: port 1(c1) entered disabled state
[  501.980084] br0: port 2(c2) entered disabled state
[  501.980326] c2 (unregistering): left allmulticast mode
[  501.980414] c2 (unregistering): left promiscuous mode
[  501.980470] br0: port 2(c2) entered disabled state
[  502.021121] br0: port 3(c3) entered disabled state
[  502.021454] c3 (unregistering): left allmulticast mode
[  502.021536] c3 (unregistering): left promiscuous mode
[  502.021595] br0: port 3(c3) entered disabled state
[  502.063077] br0: port 4(sender) entered disabled state
[  502.063355] sender (unregistering): left allmulticast mode
[  502.063446] sender (unregistering): left promiscuous mode
[  502.063503] br0: port 4(sender) entered disabled state