[  451.142737] br0: port 1(c1) entered blocking state
[  451.142827] br0: port 1(c1) entered disabled state
[  451.142886] c1: entered allmulticast mode
[  451.142961] c1: entered promiscuous mode
[  451.184803] br0: port 2(c2) entered blocking state
[  451.184860] br0: port 2(c2) entered disabled state
[  451.184920] c2: entered allmulticast mode
[  451.184995] c2: entered promiscuous mode
[  451.227959] br0: port 3(c3) entered blocking state
[  451.228063] br0: port 3(c3) entered disabled state
[  451.228138] c3: entered allmulticast mode
[  451.228227] c3: entered promiscuous mode
[  451.271816] br0: port 4(sender) entered blocking state
[  451.271896] br0: port 4(sender) entered disabled state
[  451.271957] sender: entered allmulticast mode
[  451.272055] sender: entered promiscuous mode
[  451.289527] br0: port 4(sender) entered blocking state
[  451.289612] br0: port 4(sender) entered forwarding state
[  451.289674] br0: port 3(c3) entered blocking state
[  451.289734] br0: port 3(c3) entered forwarding state
[  451.289791] br0: port 2(c2) entered blocking state
[  451.289848] br0: port 2(c2) entered forwarding state
[  451.289903] br0: port 1(c1) entered blocking state
[  451.289962] br0: port 1(c1) entered forwarding state
[  461.985705] br0: port 1(c1) entered disabled state
[  461.986014] c1 (unregistering): left allmulticast mode
[  461.986056] c1 (unregistering): left promiscuous mode
[  461.986095] br0: port 1(c1) entered disabled state
[  462.018682] br0: port 2(c2) entered disabled state
[  462.018924] c2 (unregistering): left allmulticast mode
[  462.018976] c2 (unregistering): left promiscuous mode
[  462.019015] br0: port 2(c2) entered disabled state
[  462.047663] br0: port 3(c3) entered disabled state
[  462.047913] c3 (unregistering): left allmulticast mode
[  462.047955] c3 (unregistering): left promiscuous mode
[  462.048003] br0: port 3(c3) entered disabled state
[  462.086676] br0: port 4(sender) entered disabled state
[  462.086892] sender (unregistering): left allmulticast mode
[  462.086955] sender (unregistering): left promiscuous mode
[  462.086994] br0: port 4(sender) entered disabled state