[  675.547768] br0: port 1(c1) entered blocking state
[  675.547884] br0: port 1(c1) entered disabled state
[  675.547981] c1: entered allmulticast mode
[  675.548060] c1: entered promiscuous mode
[  675.595154] br0: port 2(c2) entered blocking state
[  675.595243] br0: port 2(c2) entered disabled state
[  675.595310] c2: entered allmulticast mode
[  675.595396] c2: entered promiscuous mode
[  675.642114] br0: port 3(c3) entered blocking state
[  675.642184] br0: port 3(c3) entered disabled state
[  675.642261] c3: entered allmulticast mode
[  675.642355] c3: entered promiscuous mode
[  675.687778] br0: port 4(sender) entered blocking state
[  675.687844] br0: port 4(sender) entered disabled state
[  675.687921] sender: entered allmulticast mode
[  675.688019] sender: entered promiscuous mode
[  675.705547] br0: port 4(sender) entered blocking state
[  675.705613] br0: port 4(sender) entered forwarding state
[  675.705667] br0: port 3(c3) entered blocking state
[  675.705726] br0: port 3(c3) entered forwarding state
[  675.705781] br0: port 2(c2) entered blocking state
[  675.705837] br0: port 2(c2) entered forwarding state
[  675.705898] br0: port 1(c1) entered blocking state
[  675.705956] br0: port 1(c1) entered forwarding state
[  686.435074] br0: port 1(c1) entered disabled state
[  686.435433] c1 (unregistering): left allmulticast mode
[  686.435520] c1 (unregistering): left promiscuous mode
[  686.435596] br0: port 1(c1) entered disabled state
[  686.483058] br0: port 2(c2) entered disabled state
[  686.483395] c2 (unregistering): left allmulticast mode
[  686.483461] c2 (unregistering): left promiscuous mode
[  686.483521] br0: port 2(c2) entered disabled state
[  686.521054] br0: port 3(c3) entered disabled state
[  686.521343] c3 (unregistering): left allmulticast mode
[  686.521412] c3 (unregistering): left promiscuous mode
[  686.521469] br0: port 3(c3) entered disabled state
[  686.568091] br0: port 4(sender) entered disabled state
[  686.568437] sender (unregistering): left allmulticast mode
[  686.568517] sender (unregistering): left promiscuous mode
[  686.568604] br0: port 4(sender) entered disabled state