[  473.997804] br0: port 1(c1) entered blocking state
[  473.997890] br0: port 1(c1) entered disabled state
[  473.997957] c1: entered allmulticast mode
[  473.998053] c1: entered promiscuous mode
[  474.042330] br0: port 2(c2) entered blocking state
[  474.042383] br0: port 2(c2) entered disabled state
[  474.042437] c2: entered allmulticast mode
[  474.042497] c2: entered promiscuous mode
[  474.089059] br0: port 3(c3) entered blocking state
[  474.089113] br0: port 3(c3) entered disabled state
[  474.089163] c3: entered allmulticast mode
[  474.089241] c3: entered promiscuous mode
[  474.135662] br0: port 4(sender) entered blocking state
[  474.135743] br0: port 4(sender) entered disabled state
[  474.135802] sender: entered allmulticast mode
[  474.135882] sender: entered promiscuous mode
[  474.152939] br0: port 4(sender) entered blocking state
[  474.153017] br0: port 4(sender) entered forwarding state
[  474.153077] br0: port 3(c3) entered blocking state
[  474.153124] br0: port 3(c3) entered forwarding state
[  474.153172] br0: port 2(c2) entered blocking state
[  474.153219] br0: port 2(c2) entered forwarding state
[  474.153267] br0: port 1(c1) entered blocking state
[  474.153314] br0: port 1(c1) entered forwarding state
[  484.839187] br0: port 1(c1) entered disabled state
[  484.839398] c1 (unregistering): left allmulticast mode
[  484.839442] c1 (unregistering): left promiscuous mode
[  484.839481] br0: port 1(c1) entered disabled state
[  484.882235] br0: port 2(c2) entered disabled state
[  484.882498] c2 (unregistering): left allmulticast mode
[  484.882569] c2 (unregistering): left promiscuous mode
[  484.882623] br0: port 2(c2) entered disabled state
[  484.922234] br0: port 3(c3) entered disabled state
[  484.922580] c3 (unregistering): left allmulticast mode
[  484.922623] c3 (unregistering): left promiscuous mode
[  484.922667] br0: port 3(c3) entered disabled state
[  484.958270] br0: port 4(sender) entered disabled state
[  484.958569] sender (unregistering): left allmulticast mode
[  484.958632] sender (unregistering): left promiscuous mode
[  484.958671] br0: port 4(sender) entered disabled state