[  744.741253] br0: port 1(c1) entered blocking state
[  744.741348] br0: port 1(c1) entered disabled state
[  744.741415] c1: entered allmulticast mode
[  744.741488] c1: entered promiscuous mode
[  744.801249] br0: port 2(c2) entered blocking state
[  744.801399] br0: port 2(c2) entered disabled state
[  744.801502] c2: entered allmulticast mode
[  744.801618] c2: entered promiscuous mode
[  744.862848] br0: port 3(c3) entered blocking state
[  744.862914] br0: port 3(c3) entered disabled state
[  744.862975] c3: entered allmulticast mode
[  744.863075] c3: entered promiscuous mode
[  744.930292] br0: port 4(sender) entered blocking state
[  744.930439] br0: port 4(sender) entered disabled state
[  744.930531] sender: entered allmulticast mode
[  744.930692] sender: entered promiscuous mode
[  744.956958] br0: port 4(sender) entered blocking state
[  744.957089] br0: port 4(sender) entered forwarding state
[  744.957181] br0: port 3(c3) entered blocking state
[  744.957251] br0: port 3(c3) entered forwarding state
[  744.957333] br0: port 2(c2) entered blocking state
[  744.957399] br0: port 2(c2) entered forwarding state
[  744.957462] br0: port 1(c1) entered blocking state
[  744.957546] br0: port 1(c1) entered forwarding state
[  755.696455] br0: port 1(c1) entered disabled state
[  755.696777] c1 (unregistering): left allmulticast mode
[  755.696828] c1 (unregistering): left promiscuous mode
[  755.696874] br0: port 1(c1) entered disabled state
[  755.741471] br0: port 2(c2) entered disabled state
[  755.741776] c2 (unregistering): left allmulticast mode
[  755.741820] c2 (unregistering): left promiscuous mode
[  755.741868] br0: port 2(c2) entered disabled state
[  755.785433] br0: port 3(c3) entered disabled state
[  755.785682] c3 (unregistering): left allmulticast mode
[  755.785762] c3 (unregistering): left promiscuous mode
[  755.785835] br0: port 3(c3) entered disabled state
[  755.833458] br0: port 4(sender) entered disabled state
[  755.833716] sender (unregistering): left allmulticast mode
[  755.833762] sender (unregistering): left promiscuous mode
[  755.833801] br0: port 4(sender) entered disabled state