[  730.523369] br0: port 1(c1) entered blocking state
[  730.523444] br0: port 1(c1) entered disabled state
[  730.523538] c1: entered allmulticast mode
[  730.523628] c1: entered promiscuous mode
[  730.579148] br0: port 2(c2) entered blocking state
[  730.579216] br0: port 2(c2) entered disabled state
[  730.579276] c2: entered allmulticast mode
[  730.579343] c2: entered promiscuous mode
[  730.635437] br0: port 3(c3) entered blocking state
[  730.635528] br0: port 3(c3) entered disabled state
[  730.635612] c3: entered allmulticast mode
[  730.635747] c3: entered promiscuous mode
[  730.693047] br0: port 4(sender) entered blocking state
[  730.693134] br0: port 4(sender) entered disabled state
[  730.693213] sender: entered allmulticast mode
[  730.693309] sender: entered promiscuous mode
[  730.714556] br0: port 4(sender) entered blocking state
[  730.714629] br0: port 4(sender) entered forwarding state
[  730.714678] br0: port 3(c3) entered blocking state
[  730.714719] br0: port 3(c3) entered forwarding state
[  730.714759] br0: port 2(c2) entered blocking state
[  730.714797] br0: port 2(c2) entered forwarding state
[  730.714835] br0: port 1(c1) entered blocking state
[  730.714873] br0: port 1(c1) entered forwarding state
[  741.449175] br0: port 1(c1) entered disabled state
[  741.449585] c1 (unregistering): left allmulticast mode
[  741.449665] c1 (unregistering): left promiscuous mode
[  741.449725] br0: port 1(c1) entered disabled state
[  741.486150] br0: port 2(c2) entered disabled state
[  741.486420] c2 (unregistering): left allmulticast mode
[  741.486487] c2 (unregistering): left promiscuous mode
[  741.486524] br0: port 2(c2) entered disabled state
[  741.529137] br0: port 3(c3) entered disabled state
[  741.529403] c3 (unregistering): left allmulticast mode
[  741.529448] c3 (unregistering): left promiscuous mode
[  741.529481] br0: port 3(c3) entered disabled state
[  741.573117] br0: port 4(sender) entered disabled state
[  741.573372] sender (unregistering): left allmulticast mode
[  741.573419] sender (unregistering): left promiscuous mode
[  741.573458] br0: port 4(sender) entered disabled state