[  744.438660] br0: port 1(c1) entered blocking state
[  744.438752] br0: port 1(c1) entered disabled state
[  744.438811] c1: entered allmulticast mode
[  744.438894] c1: entered promiscuous mode
[  744.488590] br0: port 2(c2) entered blocking state
[  744.488652] br0: port 2(c2) entered disabled state
[  744.488719] c2: entered allmulticast mode
[  744.488800] c2: entered promiscuous mode
[  744.541103] br0: port 3(c3) entered blocking state
[  744.541187] br0: port 3(c3) entered disabled state
[  744.541260] c3: entered allmulticast mode
[  744.541347] c3: entered promiscuous mode
[  744.592185] br0: port 4(sender) entered blocking state
[  744.592251] br0: port 4(sender) entered disabled state
[  744.592309] sender: entered allmulticast mode
[  744.592419] sender: entered promiscuous mode
[  744.612113] br0: port 4(sender) entered blocking state
[  744.612197] br0: port 4(sender) entered forwarding state
[  744.612257] br0: port 3(c3) entered blocking state
[  744.612312] br0: port 3(c3) entered forwarding state
[  744.612369] br0: port 2(c2) entered blocking state
[  744.612425] br0: port 2(c2) entered forwarding state
[  744.612481] br0: port 1(c1) entered blocking state
[  744.612538] br0: port 1(c1) entered forwarding state
[  755.326306] br0: port 1(c1) entered disabled state
[  755.326841] c1 (unregistering): left allmulticast mode
[  755.326944] c1 (unregistering): left promiscuous mode
[  755.326994] br0: port 1(c1) entered disabled state
[  755.385312] br0: port 2(c2) entered disabled state
[  755.385720] c2 (unregistering): left allmulticast mode
[  755.385815] c2 (unregistering): left promiscuous mode
[  755.385876] br0: port 2(c2) entered disabled state
[  755.417261] br0: port 3(c3) entered disabled state
[  755.417684] c3 (unregistering): left allmulticast mode
[  755.417765] c3 (unregistering): left promiscuous mode
[  755.417863] br0: port 3(c3) entered disabled state
[  755.467231] br0: port 4(sender) entered disabled state
[  755.467583] sender (unregistering): left allmulticast mode
[  755.467684] sender (unregistering): left promiscuous mode
[  755.467766] br0: port 4(sender) entered disabled state