[  747.254512] br0: port 1(c1) entered blocking state
[  747.254619] br0: port 1(c1) entered disabled state
[  747.254700] c1: entered allmulticast mode
[  747.254783] c1: entered promiscuous mode
[  747.310563] br0: port 2(c2) entered blocking state
[  747.310635] br0: port 2(c2) entered disabled state
[  747.310709] c2: entered allmulticast mode
[  747.310796] c2: entered promiscuous mode
[  747.366722] br0: port 3(c3) entered blocking state
[  747.366824] br0: port 3(c3) entered disabled state
[  747.366918] c3: entered allmulticast mode
[  747.367037] c3: entered promiscuous mode
[  747.421674] br0: port 4(sender) entered blocking state
[  747.421750] br0: port 4(sender) entered disabled state
[  747.421843] sender: entered allmulticast mode
[  747.421956] sender: entered promiscuous mode
[  747.448334] br0: port 4(sender) entered blocking state
[  747.448402] br0: port 4(sender) entered forwarding state
[  747.448451] br0: port 3(c3) entered blocking state
[  747.448496] br0: port 3(c3) entered forwarding state
[  747.448554] br0: port 2(c2) entered blocking state
[  747.448599] br0: port 2(c2) entered forwarding state
[  747.448645] br0: port 1(c1) entered blocking state
[  747.448699] br0: port 1(c1) entered forwarding state
[  758.191135] br0: port 1(c1) entered disabled state
[  758.191440] c1 (unregistering): left allmulticast mode
[  758.191490] c1 (unregistering): left promiscuous mode
[  758.191536] br0: port 1(c1) entered disabled state
[  758.239151] br0: port 2(c2) entered disabled state
[  758.239445] c2 (unregistering): left allmulticast mode
[  758.239510] c2 (unregistering): left promiscuous mode
[  758.239565] br0: port 2(c2) entered disabled state
[  758.278106] br0: port 3(c3) entered disabled state
[  758.278458] c3 (unregistering): left allmulticast mode
[  758.278520] c3 (unregistering): left promiscuous mode
[  758.278563] br0: port 3(c3) entered disabled state
[  758.320113] br0: port 4(sender) entered disabled state
[  758.320667] sender (unregistering): left allmulticast mode
[  758.320732] sender (unregistering): left promiscuous mode
[  758.320786] br0: port 4(sender) entered disabled state