[  681.884084] br0: port 1(c1) entered blocking state
[  681.884172] br0: port 1(c1) entered disabled state
[  681.884259] c1: entered allmulticast mode
[  681.884356] c1: entered promiscuous mode
[  681.942652] br0: port 2(c2) entered blocking state
[  681.942766] br0: port 2(c2) entered disabled state
[  681.942856] c2: entered allmulticast mode
[  681.942965] c2: entered promiscuous mode
[  681.997145] br0: port 3(c3) entered blocking state
[  681.997266] br0: port 3(c3) entered disabled state
[  681.997357] c3: entered allmulticast mode
[  681.997467] c3: entered promiscuous mode
[  682.047813] br0: port 4(sender) entered blocking state
[  682.047921] br0: port 4(sender) entered disabled state
[  682.048010] sender: entered allmulticast mode
[  682.048121] sender: entered promiscuous mode
[  682.067644] br0: port 4(sender) entered blocking state
[  682.067729] br0: port 4(sender) entered forwarding state
[  682.067786] br0: port 3(c3) entered blocking state
[  682.067837] br0: port 3(c3) entered forwarding state
[  682.067897] br0: port 2(c2) entered blocking state
[  682.067960] br0: port 2(c2) entered forwarding state
[  682.068021] br0: port 1(c1) entered blocking state
[  682.068074] br0: port 1(c1) entered forwarding state
[  692.787321] br0: port 1(c1) entered disabled state
[  692.787658] c1 (unregistering): left allmulticast mode
[  692.787722] c1 (unregistering): left promiscuous mode
[  692.787767] br0: port 1(c1) entered disabled state
[  692.829407] br0: port 2(c2) entered disabled state
[  692.829834] c2 (unregistering): left allmulticast mode
[  692.829883] c2 (unregistering): left promiscuous mode
[  692.829922] br0: port 2(c2) entered disabled state
[  692.869362] br0: port 3(c3) entered disabled state
[  692.869647] c3 (unregistering): left allmulticast mode
[  692.869693] c3 (unregistering): left promiscuous mode
[  692.869736] br0: port 3(c3) entered disabled state
[  692.911402] br0: port 4(sender) entered disabled state
[  692.911704] sender (unregistering): left allmulticast mode
[  692.911766] sender (unregistering): left promiscuous mode
[  692.911838] br0: port 4(sender) entered disabled state