[  681.574355] br0: port 1(c1) entered blocking state
[  681.574457] br0: port 1(c1) entered disabled state
[  681.574534] c1: entered allmulticast mode
[  681.574626] c1: entered promiscuous mode
[  681.617530] br0: port 2(c2) entered blocking state
[  681.617622] br0: port 2(c2) entered disabled state
[  681.617690] c2: entered allmulticast mode
[  681.617763] c2: entered promiscuous mode
[  681.660116] br0: port 3(c3) entered blocking state
[  681.660178] br0: port 3(c3) entered disabled state
[  681.660229] c3: entered allmulticast mode
[  681.660309] c3: entered promiscuous mode
[  681.706292] br0: port 4(sender) entered blocking state
[  681.706379] br0: port 4(sender) entered disabled state
[  681.706449] sender: entered allmulticast mode
[  681.706542] sender: entered promiscuous mode
[  681.724146] br0: port 4(sender) entered blocking state
[  681.724259] br0: port 4(sender) entered forwarding state
[  681.724334] br0: port 3(c3) entered blocking state
[  681.724401] br0: port 3(c3) entered forwarding state
[  681.724458] br0: port 2(c2) entered blocking state
[  681.724509] br0: port 2(c2) entered forwarding state
[  681.724571] br0: port 1(c1) entered blocking state
[  681.724625] br0: port 1(c1) entered forwarding state
[  692.433054] br0: port 1(c1) entered disabled state
[  692.433333] c1 (unregistering): left allmulticast mode
[  692.433379] c1 (unregistering): left promiscuous mode
[  692.433417] br0: port 1(c1) entered disabled state
[  692.463996] br0: port 2(c2) entered disabled state
[  692.464294] c2 (unregistering): left allmulticast mode
[  692.464350] c2 (unregistering): left promiscuous mode
[  692.464432] br0: port 2(c2) entered disabled state
[  692.505987] br0: port 3(c3) entered disabled state
[  692.506292] c3 (unregistering): left allmulticast mode
[  692.506361] c3 (unregistering): left promiscuous mode
[  692.506427] br0: port 3(c3) entered disabled state
[  692.546986] br0: port 4(sender) entered disabled state
[  692.547236] sender (unregistering): left allmulticast mode
[  692.547293] sender (unregistering): left promiscuous mode
[  692.547340] br0: port 4(sender) entered disabled state