[   10.824511] br0: port 1(c1) entered blocking state
[   10.824597] br0: port 1(c1) entered disabled state
[   10.824660] c1: entered allmulticast mode
[   10.824738] c1: entered promiscuous mode
[   10.836786] br0: port 2(c2) entered blocking state
[   10.836846] br0: port 2(c2) entered disabled state
[   10.836906] c2: entered allmulticast mode
[   10.836988] c2: entered promiscuous mode
[   10.849021] br0: port 3(c3) entered blocking state
[   10.849056] br0: port 3(c3) entered disabled state
[   10.849087] c3: entered allmulticast mode
[   10.849129] c3: entered promiscuous mode
[   10.861120] br0: port 4(sender) entered blocking state
[   10.861154] br0: port 4(sender) entered disabled state
[   10.861191] sender: entered allmulticast mode
[   10.861236] sender: entered promiscuous mode
[   10.865944] br0: port 4(sender) entered blocking state
[   10.865977] br0: port 4(sender) entered forwarding state
[   10.866012] br0: port 3(c3) entered blocking state
[   10.866043] br0: port 3(c3) entered forwarding state
[   10.866068] br0: port 2(c2) entered blocking state
[   10.866097] br0: port 2(c2) entered forwarding state
[   10.866124] br0: port 1(c1) entered blocking state
[   10.866154] br0: port 1(c1) entered forwarding state
[   21.575030] br0: port 1(c1) entered disabled state
[   21.575202] c1 (unregistering): left allmulticast mode
[   21.575236] c1 (unregistering): left promiscuous mode
[   21.575267] br0: port 1(c1) entered disabled state
[   21.593998] br0: port 2(c2) entered disabled state
[   21.594145] c2 (unregistering): left allmulticast mode
[   21.594194] c2 (unregistering): left promiscuous mode
[   21.594236] br0: port 2(c2) entered disabled state
[   21.621991] br0: port 4(sender) entered disabled state
[   21.622078] br0: port 3(c3) entered disabled state
[   21.622186] sender (unregistering): left allmulticast mode
[   21.622217] sender (unregistering): left promiscuous mode
[   21.622253] br0: port 4(sender) entered disabled state
[   21.622514] c3 (unregistering): left allmulticast mode
[   21.622548] c3 (unregistering): left promiscuous mode
[   21.622583] br0: port 3(c3) entered disabled state