[  749.522039] br0: port 1(c1) entered blocking state
[  749.522118] br0: port 1(c1) entered disabled state
[  749.522200] c1: entered allmulticast mode
[  749.522286] c1: entered promiscuous mode
[  749.584246] br0: port 2(c2) entered blocking state
[  749.584319] br0: port 2(c2) entered disabled state
[  749.584392] c2: entered allmulticast mode
[  749.584483] c2: entered promiscuous mode
[  749.649058] br0: port 3(c3) entered blocking state
[  749.649146] br0: port 3(c3) entered disabled state
[  749.649219] c3: entered allmulticast mode
[  749.649316] c3: entered promiscuous mode
[  749.714777] br0: port 4(sender) entered blocking state
[  749.714844] br0: port 4(sender) entered disabled state
[  749.714932] sender: entered allmulticast mode
[  749.715031] sender: entered promiscuous mode
[  749.738916] br0: port 4(sender) entered blocking state
[  749.739034] br0: port 4(sender) entered forwarding state
[  749.739131] br0: port 3(c3) entered blocking state
[  749.739208] br0: port 3(c3) entered forwarding state
[  749.739297] br0: port 2(c2) entered blocking state
[  749.739382] br0: port 2(c2) entered forwarding state
[  749.739468] br0: port 1(c1) entered blocking state
[  749.739545] br0: port 1(c1) entered forwarding state
[  760.507101] br0: port 1(c1) entered disabled state
[  760.507538] c1 (unregistering): left allmulticast mode
[  760.507620] c1 (unregistering): left promiscuous mode
[  760.507685] br0: port 1(c1) entered disabled state
[  760.549144] br0: port 2(c2) entered disabled state
[  760.549465] c2 (unregistering): left allmulticast mode
[  760.549514] c2 (unregistering): left promiscuous mode
[  760.549557] br0: port 2(c2) entered disabled state
[  760.604183] br0: port 3(c3) entered disabled state
[  760.604579] c3 (unregistering): left allmulticast mode
[  760.604669] c3 (unregistering): left promiscuous mode
[  760.604733] br0: port 3(c3) entered disabled state
[  760.646102] br0: port 4(sender) entered disabled state
[  760.646442] sender (unregistering): left allmulticast mode
[  760.646570] sender (unregistering): left promiscuous mode
[  760.646615] br0: port 4(sender) entered disabled state