[  742.700479] br0: port 1(c1) entered blocking state
[  742.700575] br0: port 1(c1) entered disabled state
[  742.700643] c1: entered allmulticast mode
[  742.700731] c1: entered promiscuous mode
[  742.757054] br0: port 2(c2) entered blocking state
[  742.757157] br0: port 2(c2) entered disabled state
[  742.757257] c2: entered allmulticast mode
[  742.757354] c2: entered promiscuous mode
[  742.824692] br0: port 3(c3) entered blocking state
[  742.824769] br0: port 3(c3) entered disabled state
[  742.824838] c3: entered allmulticast mode
[  742.824950] c3: entered promiscuous mode
[  742.914451] br0: port 4(sender) entered blocking state
[  742.914571] br0: port 4(sender) entered disabled state
[  742.914662] sender: entered allmulticast mode
[  742.914808] sender: entered promiscuous mode
[  742.947401] br0: port 4(sender) entered blocking state
[  742.947531] br0: port 4(sender) entered forwarding state
[  742.947607] br0: port 3(c3) entered blocking state
[  742.947670] br0: port 3(c3) entered forwarding state
[  742.947732] br0: port 2(c2) entered blocking state
[  742.947803] br0: port 2(c2) entered forwarding state
[  742.947862] br0: port 1(c1) entered blocking state
[  742.947947] br0: port 1(c1) entered forwarding state
[  753.796254] br0: port 1(c1) entered disabled state
[  753.796735] c1 (unregistering): left allmulticast mode
[  753.796849] c1 (unregistering): left promiscuous mode
[  753.796955] br0: port 1(c1) entered disabled state
[  753.872239] br0: port 2(c2) entered disabled state
[  753.872687] c2 (unregistering): left allmulticast mode
[  753.872760] c2 (unregistering): left promiscuous mode
[  753.872820] br0: port 2(c2) entered disabled state
[  753.961188] br0: port 3(c3) entered disabled state
[  753.961621] c3 (unregistering): left allmulticast mode
[  753.961684] c3 (unregistering): left promiscuous mode
[  753.961739] br0: port 3(c3) entered disabled state
[  754.043176] br0: port 4(sender) entered disabled state
[  754.043621] sender (unregistering): left allmulticast mode
[  754.043738] sender (unregistering): left promiscuous mode
[  754.043793] br0: port 4(sender) entered disabled state