[  743.992869] br0: port 1(c1) entered blocking state
[  743.992933] br0: port 1(c1) entered disabled state
[  743.992999] c1: entered allmulticast mode
[  743.993089] c1: entered promiscuous mode
[  744.049339] br0: port 2(c2) entered blocking state
[  744.049406] br0: port 2(c2) entered disabled state
[  744.049464] c2: entered allmulticast mode
[  744.049538] c2: entered promiscuous mode
[  744.104130] br0: port 3(c3) entered blocking state
[  744.104187] br0: port 3(c3) entered disabled state
[  744.104247] c3: entered allmulticast mode
[  744.104320] c3: entered promiscuous mode
[  744.159283] br0: port 4(sender) entered blocking state
[  744.159349] br0: port 4(sender) entered disabled state
[  744.159409] sender: entered allmulticast mode
[  744.159498] sender: entered promiscuous mode
[  744.181262] br0: port 4(sender) entered blocking state
[  744.181326] br0: port 4(sender) entered forwarding state
[  744.181373] br0: port 3(c3) entered blocking state
[  744.181418] br0: port 3(c3) entered forwarding state
[  744.181456] br0: port 2(c2) entered blocking state
[  744.181496] br0: port 2(c2) entered forwarding state
[  744.181539] br0: port 1(c1) entered blocking state
[  744.181576] br0: port 1(c1) entered forwarding state
[  754.909361] br0: port 1(c1) entered disabled state
[  754.909774] c1 (unregistering): left allmulticast mode
[  754.909849] c1 (unregistering): left promiscuous mode
[  754.909916] br0: port 1(c1) entered disabled state
[  754.955381] br0: port 2(c2) entered disabled state
[  754.955869] c2 (unregistering): left allmulticast mode
[  754.955982] c2 (unregistering): left promiscuous mode
[  754.956043] br0: port 2(c2) entered disabled state
[  755.024348] br0: port 3(c3) entered disabled state
[  755.024733] c3 (unregistering): left allmulticast mode
[  755.024799] c3 (unregistering): left promiscuous mode
[  755.024863] br0: port 3(c3) entered disabled state
[  755.088370] br0: port 4(sender) entered disabled state
[  755.088985] sender (unregistering): left allmulticast mode
[  755.089061] sender (unregistering): left promiscuous mode
[  755.089130] br0: port 4(sender) entered disabled state