[   28.442908] br0: port 1(c1) entered blocking state
[   28.443001] br0: port 1(c1) entered disabled state
[   28.443069] c1: entered allmulticast mode
[   28.443166] c1: entered promiscuous mode
[   28.498065] br0: port 2(c2) entered blocking state
[   28.498129] br0: port 2(c2) entered disabled state
[   28.498189] c2: entered allmulticast mode
[   28.498257] c2: entered promiscuous mode
[   28.552997] br0: port 3(c3) entered blocking state
[   28.553093] br0: port 3(c3) entered disabled state
[   28.553181] c3: entered allmulticast mode
[   28.553273] c3: entered promiscuous mode
[   28.606534] br0: port 4(sender) entered blocking state
[   28.606601] br0: port 4(sender) entered disabled state
[   28.606661] sender: entered allmulticast mode
[   28.606743] sender: entered promiscuous mode
[   28.627273] br0: port 4(sender) entered blocking state
[   28.627334] br0: port 4(sender) entered forwarding state
[   28.627391] br0: port 3(c3) entered blocking state
[   28.627439] br0: port 3(c3) entered forwarding state
[   28.627478] br0: port 2(c2) entered blocking state
[   28.627518] br0: port 2(c2) entered forwarding state
[   28.627568] br0: port 1(c1) entered blocking state
[   28.627608] br0: port 1(c1) entered forwarding state
[   39.450154] br0: port 1(c1) entered disabled state
[   39.450432] c1 (unregistering): left allmulticast mode
[   39.450522] c1 (unregistering): left promiscuous mode
[   39.450562] br0: port 1(c1) entered disabled state
[   39.494145] br0: port 2(c2) entered disabled state
[   39.494417] c2 (unregistering): left allmulticast mode
[   39.494465] c2 (unregistering): left promiscuous mode
[   39.494510] br0: port 2(c2) entered disabled state
[   39.546132] br0: port 3(c3) entered disabled state
[   39.546448] c3 (unregistering): left allmulticast mode
[   39.546518] c3 (unregistering): left promiscuous mode
[   39.546577] br0: port 3(c3) entered disabled state
[   39.592136] br0: port 4(sender) entered disabled state
[   39.592389] sender (unregistering): left allmulticast mode
[   39.592441] sender (unregistering): left promiscuous mode
[   39.592485] br0: port 4(sender) entered disabled state