[  757.352838] br0: port 1(c1) entered blocking state
[  757.352970] br0: port 1(c1) entered disabled state
[  757.353050] c1: entered allmulticast mode
[  757.353157] c1: entered promiscuous mode
[  757.409258] br0: port 2(c2) entered blocking state
[  757.409336] br0: port 2(c2) entered disabled state
[  757.409409] c2: entered allmulticast mode
[  757.409503] c2: entered promiscuous mode
[  757.464805] br0: port 3(c3) entered blocking state
[  757.464908] br0: port 3(c3) entered disabled state
[  757.464980] c3: entered allmulticast mode
[  757.465066] c3: entered promiscuous mode
[  757.519849] br0: port 4(sender) entered blocking state
[  757.519919] br0: port 4(sender) entered disabled state
[  757.519981] sender: entered allmulticast mode
[  757.520076] sender: entered promiscuous mode
[  757.541773] br0: port 4(sender) entered blocking state
[  757.541844] br0: port 4(sender) entered forwarding state
[  757.541910] br0: port 3(c3) entered blocking state
[  757.541968] br0: port 3(c3) entered forwarding state
[  757.542025] br0: port 2(c2) entered blocking state
[  757.542078] br0: port 2(c2) entered forwarding state
[  757.542138] br0: port 1(c1) entered blocking state
[  757.542196] br0: port 1(c1) entered forwarding state
[  768.275077] br0: port 1(c1) entered disabled state
[  768.275396] c1 (unregistering): left allmulticast mode
[  768.275489] c1 (unregistering): left promiscuous mode
[  768.275549] br0: port 1(c1) entered disabled state
[  768.310054] br0: port 2(c2) entered disabled state
[  768.310358] c2 (unregistering): left allmulticast mode
[  768.310418] c2 (unregistering): left promiscuous mode
[  768.310477] br0: port 2(c2) entered disabled state
[  768.351047] br0: port 3(c3) entered disabled state
[  768.351385] c3 (unregistering): left allmulticast mode
[  768.351479] c3 (unregistering): left promiscuous mode
[  768.351533] br0: port 3(c3) entered disabled state
[  768.391044] br0: port 4(sender) entered disabled state
[  768.391296] sender (unregistering): left allmulticast mode
[  768.391379] sender (unregistering): left promiscuous mode
[  768.391417] br0: port 4(sender) entered disabled state