[  754.900362] br0: port 1(c1) entered blocking state
[  754.900431] br0: port 1(c1) entered disabled state
[  754.900492] c1: entered allmulticast mode
[  754.900586] c1: entered promiscuous mode
[  754.962448] br0: port 2(c2) entered blocking state
[  754.962522] br0: port 2(c2) entered disabled state
[  754.962582] c2: entered allmulticast mode
[  754.962671] c2: entered promiscuous mode
[  755.024599] br0: port 3(c3) entered blocking state
[  755.024676] br0: port 3(c3) entered disabled state
[  755.024740] c3: entered allmulticast mode
[  755.024835] c3: entered promiscuous mode
[  755.087395] br0: port 4(sender) entered blocking state
[  755.087488] br0: port 4(sender) entered disabled state
[  755.087565] sender: entered allmulticast mode
[  755.087689] sender: entered promiscuous mode
[  755.113037] br0: port 4(sender) entered blocking state
[  755.113113] br0: port 4(sender) entered forwarding state
[  755.113172] br0: port 3(c3) entered blocking state
[  755.113223] br0: port 3(c3) entered forwarding state
[  755.113279] br0: port 2(c2) entered blocking state
[  755.113330] br0: port 2(c2) entered forwarding state
[  755.113384] br0: port 1(c1) entered blocking state
[  755.113434] br0: port 1(c1) entered forwarding state
[  765.882302] br0: port 1(c1) entered disabled state
[  765.882916] c1 (unregistering): left allmulticast mode
[  765.883042] c1 (unregistering): left promiscuous mode
[  765.883141] br0: port 1(c1) entered disabled state
[  765.951320] br0: port 2(c2) entered disabled state
[  765.952597] c2 (unregistering): left allmulticast mode
[  765.952869] c2 (unregistering): left promiscuous mode
[  765.953048] br0: port 2(c2) entered disabled state
[  766.018353] br0: port 3(c3) entered disabled state
[  766.018790] c3 (unregistering): left allmulticast mode
[  766.018878] c3 (unregistering): left promiscuous mode
[  766.018945] br0: port 3(c3) entered disabled state
[  766.089250] br0: port 4(sender) entered disabled state
[  766.089718] sender (unregistering): left allmulticast mode
[  766.089829] sender (unregistering): left promiscuous mode
[  766.089889] br0: port 4(sender) entered disabled state