[  668.483640] br0: port 1(c1) entered blocking state
[  668.483731] br0: port 1(c1) entered disabled state
[  668.483791] c1: entered allmulticast mode
[  668.483865] c1: entered promiscuous mode
[  668.524514] br0: port 2(c2) entered blocking state
[  668.524566] br0: port 2(c2) entered disabled state
[  668.524617] c2: entered allmulticast mode
[  668.524679] c2: entered promiscuous mode
[  668.564664] br0: port 3(c3) entered blocking state
[  668.564733] br0: port 3(c3) entered disabled state
[  668.564786] c3: entered allmulticast mode
[  668.564864] c3: entered promiscuous mode
[  668.604554] br0: port 4(sender) entered blocking state
[  668.604628] br0: port 4(sender) entered disabled state
[  668.604688] sender: entered allmulticast mode
[  668.604785] sender: entered promiscuous mode
[  668.621391] br0: port 4(sender) entered blocking state
[  668.621467] br0: port 4(sender) entered forwarding state
[  668.621521] br0: port 3(c3) entered blocking state
[  668.621579] br0: port 3(c3) entered forwarding state
[  668.621634] br0: port 2(c2) entered blocking state
[  668.621687] br0: port 2(c2) entered forwarding state
[  668.621746] br0: port 1(c1) entered blocking state
[  668.621801] br0: port 1(c1) entered forwarding state
[  679.299963] br0: port 1(c1) entered disabled state
[  679.300276] c1 (unregistering): left allmulticast mode
[  679.300349] c1 (unregistering): left promiscuous mode
[  679.300418] br0: port 1(c1) entered disabled state
[  679.339892] br0: port 2(c2) entered disabled state
[  679.340230] c2 (unregistering): left allmulticast mode
[  679.340303] c2 (unregistering): left promiscuous mode
[  679.340379] br0: port 2(c2) entered disabled state
[  679.379975] br0: port 3(c3) entered disabled state
[  679.380284] c3 (unregistering): left allmulticast mode
[  679.380356] c3 (unregistering): left promiscuous mode
[  679.380419] br0: port 3(c3) entered disabled state
[  679.419921] br0: port 4(sender) entered disabled state
[  679.420348] sender (unregistering): left allmulticast mode
[  679.420442] sender (unregistering): left promiscuous mode
[  679.420509] br0: port 4(sender) entered disabled state