[  754.019920] br0: port 1(c1) entered blocking state
[  754.019990] br0: port 1(c1) entered disabled state
[  754.020047] c1: entered allmulticast mode
[  754.020120] c1: entered promiscuous mode
[  754.077820] br0: port 2(c2) entered blocking state
[  754.077916] br0: port 2(c2) entered disabled state
[  754.077986] c2: entered allmulticast mode
[  754.078061] c2: entered promiscuous mode
[  754.136072] br0: port 3(c3) entered blocking state
[  754.136159] br0: port 3(c3) entered disabled state
[  754.136246] c3: entered allmulticast mode
[  754.136336] c3: entered promiscuous mode
[  754.196184] br0: port 4(sender) entered blocking state
[  754.196271] br0: port 4(sender) entered disabled state
[  754.196337] sender: entered allmulticast mode
[  754.196448] sender: entered promiscuous mode
[  754.221134] br0: port 4(sender) entered blocking state
[  754.221202] br0: port 4(sender) entered forwarding state
[  754.221251] br0: port 3(c3) entered blocking state
[  754.221292] br0: port 3(c3) entered forwarding state
[  754.221337] br0: port 2(c2) entered blocking state
[  754.221382] br0: port 2(c2) entered forwarding state
[  754.221429] br0: port 1(c1) entered blocking state
[  754.221469] br0: port 1(c1) entered forwarding state
[  764.988962] br0: port 1(c1) entered disabled state
[  764.989647] c1 (unregistering): left allmulticast mode
[  764.989753] c1 (unregistering): left promiscuous mode
[  764.989830] br0: port 1(c1) entered disabled state
[  765.034960] br0: port 2(c2) entered disabled state
[  765.035367] c2 (unregistering): left allmulticast mode
[  765.035453] c2 (unregistering): left promiscuous mode
[  765.035531] br0: port 2(c2) entered disabled state
[  765.091941] br0: port 3(c3) entered disabled state
[  765.092325] c3 (unregistering): left allmulticast mode
[  765.092407] c3 (unregistering): left promiscuous mode
[  765.092470] br0: port 3(c3) entered disabled state
[  765.146208] br0: port 4(sender) entered disabled state
[  765.146688] sender (unregistering): left allmulticast mode
[  765.146793] sender (unregistering): left promiscuous mode
[  765.146864] br0: port 4(sender) entered disabled state