[  523.264834] br0: port 1(c1) entered blocking state
[  523.264910] br0: port 1(c1) entered disabled state
[  523.264973] c1: entered allmulticast mode
[  523.265045] c1: entered promiscuous mode
[  523.342320] br0: port 2(c2) entered blocking state
[  523.342377] br0: port 2(c2) entered disabled state
[  523.342430] c2: entered allmulticast mode
[  523.342499] c2: entered promiscuous mode
[  523.414454] br0: port 3(c3) entered blocking state
[  523.414506] br0: port 3(c3) entered disabled state
[  523.414555] c3: entered allmulticast mode
[  523.414615] c3: entered promiscuous mode
[  523.493352] br0: port 4(sender) entered blocking state
[  523.493431] br0: port 4(sender) entered disabled state
[  523.493498] sender: entered allmulticast mode
[  523.493583] sender: entered promiscuous mode
[  523.525685] br0: port 4(sender) entered blocking state
[  523.525767] br0: port 4(sender) entered forwarding state
[  523.525830] br0: port 3(c3) entered blocking state
[  523.525875] br0: port 3(c3) entered forwarding state
[  523.525921] br0: port 2(c2) entered blocking state
[  523.525967] br0: port 2(c2) entered forwarding state
[  523.526013] br0: port 1(c1) entered blocking state
[  523.526061] br0: port 1(c1) entered forwarding state
[  534.316056] br0: port 1(c1) entered disabled state
[  534.316344] c1 (unregistering): left allmulticast mode
[  534.316389] c1 (unregistering): left promiscuous mode
[  534.316428] br0: port 1(c1) entered disabled state
[  534.373998] br0: port 2(c2) entered disabled state
[  534.374306] c2 (unregistering): left allmulticast mode
[  534.374364] c2 (unregistering): left promiscuous mode
[  534.374426] br0: port 2(c2) entered disabled state
[  534.432053] br0: port 3(c3) entered disabled state
[  534.432338] c3 (unregistering): left allmulticast mode
[  534.432385] c3 (unregistering): left promiscuous mode
[  534.432428] br0: port 3(c3) entered disabled state
[  534.494028] br0: port 4(sender) entered disabled state
[  534.494283] sender (unregistering): left allmulticast mode
[  534.494333] sender (unregistering): left promiscuous mode
[  534.494375] br0: port 4(sender) entered disabled state