[  742.476843] br0: port 1(c1) entered blocking state
[  742.476961] br0: port 1(c1) entered disabled state
[  742.477110] c1: entered allmulticast mode
[  742.477237] c1: entered promiscuous mode
[  742.559081] br0: port 2(c2) entered blocking state
[  742.559172] br0: port 2(c2) entered disabled state
[  742.559246] c2: entered allmulticast mode
[  742.559402] c2: entered promiscuous mode
[  742.642009] br0: port 3(c3) entered blocking state
[  742.642163] br0: port 3(c3) entered disabled state
[  742.642339] c3: entered allmulticast mode
[  742.642499] c3: entered promiscuous mode
[  742.718634] br0: port 4(sender) entered blocking state
[  742.718710] br0: port 4(sender) entered disabled state
[  742.718785] sender: entered allmulticast mode
[  742.718883] sender: entered promiscuous mode
[  742.747908] br0: port 4(sender) entered blocking state
[  742.747998] br0: port 4(sender) entered forwarding state
[  742.748066] br0: port 3(c3) entered blocking state
[  742.748125] br0: port 3(c3) entered forwarding state
[  742.748183] br0: port 2(c2) entered blocking state
[  742.748241] br0: port 2(c2) entered forwarding state
[  742.748304] br0: port 1(c1) entered blocking state
[  742.748366] br0: port 1(c1) entered forwarding state
[  753.520772] br0: port 1(c1) entered disabled state
[  753.521410] c1 (unregistering): left allmulticast mode
[  753.521495] c1 (unregistering): left promiscuous mode
[  753.521566] br0: port 1(c1) entered disabled state
[  753.592729] br0: port 2(c2) entered disabled state
[  753.593118] c2 (unregistering): left allmulticast mode
[  753.593177] c2 (unregistering): left promiscuous mode
[  753.593227] br0: port 2(c2) entered disabled state
[  753.654670] br0: port 3(c3) entered disabled state
[  753.655231] c3 (unregistering): left allmulticast mode
[  753.655319] c3 (unregistering): left promiscuous mode
[  753.655405] br0: port 3(c3) entered disabled state
[  753.723692] br0: port 4(sender) entered disabled state
[  753.724256] sender (unregistering): left allmulticast mode
[  753.724392] sender (unregistering): left promiscuous mode
[  753.724442] br0: port 4(sender) entered disabled state