[  747.051038] br0: port 1(c1) entered blocking state
[  747.051106] br0: port 1(c1) entered disabled state
[  747.051179] c1: entered allmulticast mode
[  747.051278] c1: entered promiscuous mode
[  747.107664] br0: port 2(c2) entered blocking state
[  747.107750] br0: port 2(c2) entered disabled state
[  747.107829] c2: entered allmulticast mode
[  747.107939] c2: entered promiscuous mode
[  747.167367] br0: port 3(c3) entered blocking state
[  747.167439] br0: port 3(c3) entered disabled state
[  747.167509] c3: entered allmulticast mode
[  747.167608] c3: entered promiscuous mode
[  747.225542] br0: port 4(sender) entered blocking state
[  747.225623] br0: port 4(sender) entered disabled state
[  747.225700] sender: entered allmulticast mode
[  747.225814] sender: entered promiscuous mode
[  747.247568] br0: port 4(sender) entered blocking state
[  747.247647] br0: port 4(sender) entered forwarding state
[  747.247708] br0: port 3(c3) entered blocking state
[  747.247759] br0: port 3(c3) entered forwarding state
[  747.247809] br0: port 2(c2) entered blocking state
[  747.247861] br0: port 2(c2) entered forwarding state
[  747.247918] br0: port 1(c1) entered blocking state
[  747.247969] br0: port 1(c1) entered forwarding state
[  757.999145] br0: port 1(c1) entered disabled state
[  757.999541] c1 (unregistering): left allmulticast mode
[  757.999640] c1 (unregistering): left promiscuous mode
[  757.999763] br0: port 1(c1) entered disabled state
[  758.049156] br0: port 2(c2) entered disabled state
[  758.049557] c2 (unregistering): left allmulticast mode
[  758.049670] c2 (unregistering): left promiscuous mode
[  758.049734] br0: port 2(c2) entered disabled state
[  758.105095] br0: port 3(c3) entered disabled state
[  758.105452] c3 (unregistering): left allmulticast mode
[  758.105564] c3 (unregistering): left promiscuous mode
[  758.105631] br0: port 3(c3) entered disabled state
[  758.150378] br0: port 4(sender) entered disabled state
[  758.150770] sender (unregistering): left allmulticast mode
[  758.150849] sender (unregistering): left promiscuous mode
[  758.150925] br0: port 4(sender) entered disabled state