[  720.524765] br0: port 1(c1) entered blocking state
[  720.524891] br0: port 1(c1) entered disabled state
[  720.525014] c1: entered allmulticast mode
[  720.525121] c1: entered promiscuous mode
[  720.579216] br0: port 2(c2) entered blocking state
[  720.579299] br0: port 2(c2) entered disabled state
[  720.579360] c2: entered allmulticast mode
[  720.579437] c2: entered promiscuous mode
[  720.629499] br0: port 3(c3) entered blocking state
[  720.629604] br0: port 3(c3) entered disabled state
[  720.629693] c3: entered allmulticast mode
[  720.629792] c3: entered promiscuous mode
[  720.684039] br0: port 4(sender) entered blocking state
[  720.684122] br0: port 4(sender) entered disabled state
[  720.684203] sender: entered allmulticast mode
[  720.684285] sender: entered promiscuous mode
[  720.706379] br0: port 4(sender) entered blocking state
[  720.706437] br0: port 4(sender) entered forwarding state
[  720.706485] br0: port 3(c3) entered blocking state
[  720.706533] br0: port 3(c3) entered forwarding state
[  720.706583] br0: port 2(c2) entered blocking state
[  720.706622] br0: port 2(c2) entered forwarding state
[  720.706657] br0: port 1(c1) entered blocking state
[  720.706695] br0: port 1(c1) entered forwarding state
[  731.438274] br0: port 1(c1) entered disabled state
[  731.438676] c1 (unregistering): left allmulticast mode
[  731.438723] c1 (unregistering): left promiscuous mode
[  731.438774] br0: port 1(c1) entered disabled state
[  731.481283] br0: port 2(c2) entered disabled state
[  731.481631] c2 (unregistering): left allmulticast mode
[  731.481692] c2 (unregistering): left promiscuous mode
[  731.481742] br0: port 2(c2) entered disabled state
[  731.522237] br0: port 3(c3) entered disabled state
[  731.522532] c3 (unregistering): left allmulticast mode
[  731.522597] c3 (unregistering): left promiscuous mode
[  731.522659] br0: port 3(c3) entered disabled state
[  731.568322] br0: port 4(sender) entered disabled state
[  731.568766] sender (unregistering): left allmulticast mode
[  731.568819] sender (unregistering): left promiscuous mode
[  731.568862] br0: port 4(sender) entered disabled state