[  720.692276] br0: port 1(c1) entered blocking state
[  720.692370] br0: port 1(c1) entered disabled state
[  720.692456] c1: entered allmulticast mode
[  720.692578] c1: entered promiscuous mode
[  720.750374] br0: port 2(c2) entered blocking state
[  720.750454] br0: port 2(c2) entered disabled state
[  720.750527] c2: entered allmulticast mode
[  720.750597] c2: entered promiscuous mode
[  720.808377] br0: port 3(c3) entered blocking state
[  720.808529] br0: port 3(c3) entered disabled state
[  720.808649] c3: entered allmulticast mode
[  720.808756] c3: entered promiscuous mode
[  720.864652] br0: port 4(sender) entered blocking state
[  720.864772] br0: port 4(sender) entered disabled state
[  720.864874] sender: entered allmulticast mode
[  720.864994] sender: entered promiscuous mode
[  720.888699] br0: port 4(sender) entered blocking state
[  720.888839] br0: port 4(sender) entered forwarding state
[  720.888928] br0: port 3(c3) entered blocking state
[  720.889007] br0: port 3(c3) entered forwarding state
[  720.889089] br0: port 2(c2) entered blocking state
[  720.889165] br0: port 2(c2) entered forwarding state
[  720.889246] br0: port 1(c1) entered blocking state
[  720.889325] br0: port 1(c1) entered forwarding state
[  731.620175] br0: port 1(c1) entered disabled state
[  731.620588] c1 (unregistering): left allmulticast mode
[  731.620684] c1 (unregistering): left promiscuous mode
[  731.620750] br0: port 1(c1) entered disabled state
[  731.666031] br0: port 2(c2) entered disabled state
[  731.666411] c2 (unregistering): left allmulticast mode
[  731.666513] c2 (unregistering): left promiscuous mode
[  731.666598] br0: port 2(c2) entered disabled state
[  731.725059] br0: port 3(c3) entered disabled state
[  731.725487] c3 (unregistering): left allmulticast mode
[  731.725568] c3 (unregistering): left promiscuous mode
[  731.725656] br0: port 3(c3) entered disabled state
[  731.763997] br0: port 4(sender) entered disabled state
[  731.764269] sender (unregistering): left allmulticast mode
[  731.764329] sender (unregistering): left promiscuous mode
[  731.764384] br0: port 4(sender) entered disabled state