[  742.204196] br0: port 1(c1) entered blocking state
[  742.204283] br0: port 1(c1) entered disabled state
[  742.204351] c1: entered allmulticast mode
[  742.204440] c1: entered promiscuous mode
[  742.257144] br0: port 2(c2) entered blocking state
[  742.257214] br0: port 2(c2) entered disabled state
[  742.257281] c2: entered allmulticast mode
[  742.257351] c2: entered promiscuous mode
[  742.308285] br0: port 3(c3) entered blocking state
[  742.308355] br0: port 3(c3) entered disabled state
[  742.308414] c3: entered allmulticast mode
[  742.308483] c3: entered promiscuous mode
[  742.355910] br0: port 4(sender) entered blocking state
[  742.355969] br0: port 4(sender) entered disabled state
[  742.356029] sender: entered allmulticast mode
[  742.356109] sender: entered promiscuous mode
[  742.373165] br0: port 4(sender) entered blocking state
[  742.373230] br0: port 4(sender) entered forwarding state
[  742.373286] br0: port 3(c3) entered blocking state
[  742.373327] br0: port 3(c3) entered forwarding state
[  742.373381] br0: port 2(c2) entered blocking state
[  742.373421] br0: port 2(c2) entered forwarding state
[  742.373458] br0: port 1(c1) entered blocking state
[  742.373494] br0: port 1(c1) entered forwarding state
[  753.104221] br0: port 1(c1) entered disabled state
[  753.104808] c1 (unregistering): left allmulticast mode
[  753.104872] c1 (unregistering): left promiscuous mode
[  753.104915] br0: port 1(c1) entered disabled state
[  753.154948] br0: port 2(c2) entered disabled state
[  753.155244] c2 (unregistering): left allmulticast mode
[  753.155322] c2 (unregistering): left promiscuous mode
[  753.155367] br0: port 2(c2) entered disabled state
[  753.194898] br0: port 3(c3) entered disabled state
[  753.195337] c3 (unregistering): left allmulticast mode
[  753.195384] c3 (unregistering): left promiscuous mode
[  753.195432] br0: port 3(c3) entered disabled state
[  753.234896] br0: port 4(sender) entered disabled state
[  753.235178] sender (unregistering): left allmulticast mode
[  753.235244] sender (unregistering): left promiscuous mode
[  753.235312] br0: port 4(sender) entered disabled state