[  681.931967] br0: port 1(c1) entered blocking state
[  681.932049] br0: port 1(c1) entered disabled state
[  681.932130] c1: entered allmulticast mode
[  681.932228] c1: entered promiscuous mode
[  681.984277] br0: port 2(c2) entered blocking state
[  681.984338] br0: port 2(c2) entered disabled state
[  681.984403] c2: entered allmulticast mode
[  681.984485] c2: entered promiscuous mode
[  682.035544] br0: port 3(c3) entered blocking state
[  682.035630] br0: port 3(c3) entered disabled state
[  682.035716] c3: entered allmulticast mode
[  682.035819] c3: entered promiscuous mode
[  682.085649] br0: port 4(sender) entered blocking state
[  682.085731] br0: port 4(sender) entered disabled state
[  682.085806] sender: entered allmulticast mode
[  682.085918] sender: entered promiscuous mode
[  682.105051] br0: port 4(sender) entered blocking state
[  682.105131] br0: port 4(sender) entered forwarding state
[  682.105202] br0: port 3(c3) entered blocking state
[  682.105267] br0: port 3(c3) entered forwarding state
[  682.105330] br0: port 2(c2) entered blocking state
[  682.105392] br0: port 2(c2) entered forwarding state
[  682.105453] br0: port 1(c1) entered blocking state
[  682.105509] br0: port 1(c1) entered forwarding state
[  692.841003] br0: port 1(c1) entered disabled state
[  692.841346] c1 (unregistering): left allmulticast mode
[  692.841424] c1 (unregistering): left promiscuous mode
[  692.841486] br0: port 1(c1) entered disabled state
[  692.882311] br0: port 2(c2) entered disabled state
[  692.882642] c2 (unregistering): left allmulticast mode
[  692.882717] c2 (unregistering): left promiscuous mode
[  692.882783] br0: port 2(c2) entered disabled state
[  692.920019] br0: port 3(c3) entered disabled state
[  692.920326] c3 (unregistering): left allmulticast mode
[  692.920380] c3 (unregistering): left promiscuous mode
[  692.920430] br0: port 3(c3) entered disabled state
[  692.960343] br0: port 4(sender) entered disabled state
[  692.960717] sender (unregistering): left allmulticast mode
[  692.960808] sender (unregistering): left promiscuous mode
[  692.960877] br0: port 4(sender) entered disabled state