[  743.421898] br0: port 1(c1) entered blocking state
[  743.421963] br0: port 1(c1) entered disabled state
[  743.422018] c1: entered allmulticast mode
[  743.422103] c1: entered promiscuous mode
[  743.477203] br0: port 2(c2) entered blocking state
[  743.477339] br0: port 2(c2) entered disabled state
[  743.477434] c2: entered allmulticast mode
[  743.477548] c2: entered promiscuous mode
[  743.533438] br0: port 3(c3) entered blocking state
[  743.533517] br0: port 3(c3) entered disabled state
[  743.533593] c3: entered allmulticast mode
[  743.533677] c3: entered promiscuous mode
[  743.593339] br0: port 4(sender) entered blocking state
[  743.593462] br0: port 4(sender) entered disabled state
[  743.593552] sender: entered allmulticast mode
[  743.593679] sender: entered promiscuous mode
[  743.616526] br0: port 4(sender) entered blocking state
[  743.616648] br0: port 4(sender) entered forwarding state
[  743.616728] br0: port 3(c3) entered blocking state
[  743.616813] br0: port 3(c3) entered forwarding state
[  743.616884] br0: port 2(c2) entered blocking state
[  743.616953] br0: port 2(c2) entered forwarding state
[  743.617025] br0: port 1(c1) entered blocking state
[  743.617093] br0: port 1(c1) entered forwarding state
[  754.323004] br0: port 1(c1) entered disabled state
[  754.323359] c1 (unregistering): left allmulticast mode
[  754.323404] c1 (unregistering): left promiscuous mode
[  754.323444] br0: port 1(c1) entered disabled state
[  754.361954] br0: port 2(c2) entered disabled state
[  754.362399] c2 (unregistering): left allmulticast mode
[  754.362473] c2 (unregistering): left promiscuous mode
[  754.362530] br0: port 2(c2) entered disabled state
[  754.402961] br0: port 3(c3) entered disabled state
[  754.403329] c3 (unregistering): left allmulticast mode
[  754.403398] c3 (unregistering): left promiscuous mode
[  754.403437] br0: port 3(c3) entered disabled state
[  754.435959] br0: port 4(sender) entered disabled state
[  754.436252] sender (unregistering): left allmulticast mode
[  754.436304] sender (unregistering): left promiscuous mode
[  754.436348] br0: port 4(sender) entered disabled state