[  423.611836] br0: port 1(c1) entered blocking state
[  423.611893] br0: port 1(c1) entered disabled state
[  423.611953] c1: entered allmulticast mode
[  423.612016] c1: entered promiscuous mode
[  423.661823] br0: port 2(c2) entered blocking state
[  423.661902] br0: port 2(c2) entered disabled state
[  423.661968] c2: entered allmulticast mode
[  423.662055] c2: entered promiscuous mode
[  423.710822] br0: port 3(c3) entered blocking state
[  423.710893] br0: port 3(c3) entered disabled state
[  423.710959] c3: entered allmulticast mode
[  423.711042] c3: entered promiscuous mode
[  423.761659] br0: port 4(sender) entered blocking state
[  423.761747] br0: port 4(sender) entered disabled state
[  423.761816] sender: entered allmulticast mode
[  423.761920] sender: entered promiscuous mode
[  423.782770] br0: port 4(sender) entered blocking state
[  423.782837] br0: port 4(sender) entered forwarding state
[  423.782888] br0: port 3(c3) entered blocking state
[  423.782936] br0: port 3(c3) entered forwarding state
[  423.782983] br0: port 2(c2) entered blocking state
[  423.783029] br0: port 2(c2) entered forwarding state
[  423.783071] br0: port 1(c1) entered blocking state
[  423.783118] br0: port 1(c1) entered forwarding state
[  434.500491] br0: port 1(c1) entered disabled state
[  434.500938] c1 (unregistering): left allmulticast mode
[  434.501008] c1 (unregistering): left promiscuous mode
[  434.501049] br0: port 1(c1) entered disabled state
[  434.538507] br0: port 2(c2) entered disabled state
[  434.538921] c2 (unregistering): left allmulticast mode
[  434.538975] c2 (unregistering): left promiscuous mode
[  434.539014] br0: port 2(c2) entered disabled state
[  434.576525] br0: port 3(c3) entered disabled state
[  434.576918] c3 (unregistering): left allmulticast mode
[  434.576988] c3 (unregistering): left promiscuous mode
[  434.577045] br0: port 3(c3) entered disabled state
[  434.616464] br0: port 4(sender) entered disabled state
[  434.616922] sender (unregistering): left allmulticast mode
[  434.617002] sender (unregistering): left promiscuous mode
[  434.617043] br0: port 4(sender) entered disabled state