[  574.857690] br0: port 1(c1) entered blocking state
[  574.857775] br0: port 1(c1) entered disabled state
[  574.857844] c1: entered allmulticast mode
[  574.857929] c1: entered promiscuous mode
[  574.943719] br0: port 2(c2) entered blocking state
[  574.943802] br0: port 2(c2) entered disabled state
[  574.943869] c2: entered allmulticast mode
[  574.943942] c2: entered promiscuous mode
[  575.023742] br0: port 3(c3) entered blocking state
[  575.023803] br0: port 3(c3) entered disabled state
[  575.023870] c3: entered allmulticast mode
[  575.023940] c3: entered promiscuous mode
[  575.108428] br0: port 4(sender) entered blocking state
[  575.108483] br0: port 4(sender) entered disabled state
[  575.108533] sender: entered allmulticast mode
[  575.108603] sender: entered promiscuous mode
[  575.140934] br0: port 4(sender) entered blocking state
[  575.140986] br0: port 4(sender) entered forwarding state
[  575.141025] br0: port 3(c3) entered blocking state
[  575.141057] br0: port 3(c3) entered forwarding state
[  575.141092] br0: port 2(c2) entered blocking state
[  575.141124] br0: port 2(c2) entered forwarding state
[  575.141161] br0: port 1(c1) entered blocking state
[  575.141200] br0: port 1(c1) entered forwarding state
[  585.917931] br0: port 1(c1) entered disabled state
[  585.918224] c1 (unregistering): left allmulticast mode
[  585.918265] c1 (unregistering): left promiscuous mode
[  585.918295] br0: port 1(c1) entered disabled state
[  585.966950] br0: port 2(c2) entered disabled state
[  585.967208] c2 (unregistering): left allmulticast mode
[  585.967246] c2 (unregistering): left promiscuous mode
[  585.967279] br0: port 2(c2) entered disabled state
[  586.019984] br0: port 3(c3) entered disabled state
[  586.020243] c3 (unregistering): left allmulticast mode
[  586.020308] c3 (unregistering): left promiscuous mode
[  586.020363] br0: port 3(c3) entered disabled state
[  586.077990] br0: port 4(sender) entered disabled state
[  586.078374] sender (unregistering): left allmulticast mode
[  586.078430] sender (unregistering): left promiscuous mode
[  586.078476] br0: port 4(sender) entered disabled state