[  640.174659] br0: port 1(c1) entered blocking state
[  640.174726] br0: port 1(c1) entered disabled state
[  640.174790] c1: entered allmulticast mode
[  640.174868] c1: entered promiscuous mode
[  640.216191] br0: port 2(c2) entered blocking state
[  640.216284] br0: port 2(c2) entered disabled state
[  640.216359] c2: entered allmulticast mode
[  640.216446] c2: entered promiscuous mode
[  640.260707] br0: port 3(c3) entered blocking state
[  640.260770] br0: port 3(c3) entered disabled state
[  640.260829] c3: entered allmulticast mode
[  640.260902] c3: entered promiscuous mode
[  640.302476] br0: port 4(sender) entered blocking state
[  640.302568] br0: port 4(sender) entered disabled state
[  640.302627] sender: entered allmulticast mode
[  640.302707] sender: entered promiscuous mode
[  640.319247] br0: port 4(sender) entered blocking state
[  640.319337] br0: port 4(sender) entered forwarding state
[  640.319395] br0: port 3(c3) entered blocking state
[  640.319450] br0: port 3(c3) entered forwarding state
[  640.319504] br0: port 2(c2) entered blocking state
[  640.319555] br0: port 2(c2) entered forwarding state
[  640.319609] br0: port 1(c1) entered blocking state
[  640.319661] br0: port 1(c1) entered forwarding state
[  651.014245] br0: port 1(c1) entered disabled state
[  651.014518] c1 (unregistering): left allmulticast mode
[  651.014606] c1 (unregistering): left promiscuous mode
[  651.014662] br0: port 1(c1) entered disabled state
[  651.056257] br0: port 2(c2) entered disabled state
[  651.056563] c2 (unregistering): left allmulticast mode
[  651.056636] c2 (unregistering): left promiscuous mode
[  651.056682] br0: port 2(c2) entered disabled state
[  651.089312] br0: port 3(c3) entered disabled state
[  651.089628] c3 (unregistering): left allmulticast mode
[  651.089700] c3 (unregistering): left promiscuous mode
[  651.089739] br0: port 3(c3) entered disabled state
[  651.128246] br0: port 4(sender) entered disabled state
[  651.128589] sender (unregistering): left allmulticast mode
[  651.128667] sender (unregistering): left promiscuous mode
[  651.128721] br0: port 4(sender) entered disabled state