[  491.227360] br0: port 1(c1) entered blocking state
[  491.227441] br0: port 1(c1) entered disabled state
[  491.227505] c1: entered allmulticast mode
[  491.227578] c1: entered promiscuous mode
[  491.281230] br0: port 2(c2) entered blocking state
[  491.281303] br0: port 2(c2) entered disabled state
[  491.281374] c2: entered allmulticast mode
[  491.281442] c2: entered promiscuous mode
[  491.334848] br0: port 3(c3) entered blocking state
[  491.334908] br0: port 3(c3) entered disabled state
[  491.334974] c3: entered allmulticast mode
[  491.335040] c3: entered promiscuous mode
[  491.388542] br0: port 4(sender) entered blocking state
[  491.388607] br0: port 4(sender) entered disabled state
[  491.388671] sender: entered allmulticast mode
[  491.388752] sender: entered promiscuous mode
[  491.409497] br0: port 4(sender) entered blocking state
[  491.409556] br0: port 4(sender) entered forwarding state
[  491.409601] br0: port 3(c3) entered blocking state
[  491.409642] br0: port 3(c3) entered forwarding state
[  491.409692] br0: port 2(c2) entered blocking state
[  491.409732] br0: port 2(c2) entered forwarding state
[  491.409775] br0: port 1(c1) entered blocking state
[  491.409812] br0: port 1(c1) entered forwarding state
[  502.130333] br0: port 1(c1) entered disabled state
[  502.130856] c1 (unregistering): left allmulticast mode
[  502.130919] c1 (unregistering): left promiscuous mode
[  502.130975] br0: port 1(c1) entered disabled state
[  502.183351] br0: port 2(c2) entered disabled state
[  502.183642] c2 (unregistering): left allmulticast mode
[  502.183703] c2 (unregistering): left promiscuous mode
[  502.183743] br0: port 2(c2) entered disabled state
[  502.227307] br0: port 3(c3) entered disabled state
[  502.227791] c3 (unregistering): left allmulticast mode
[  502.227843] c3 (unregistering): left promiscuous mode
[  502.227883] br0: port 3(c3) entered disabled state
[  502.266300] br0: port 4(sender) entered disabled state
[  502.266568] sender (unregistering): left allmulticast mode
[  502.266619] sender (unregistering): left promiscuous mode
[  502.266660] br0: port 4(sender) entered disabled state