[  742.918574] br0: port 1(c1) entered blocking state
[  742.918646] br0: port 1(c1) entered disabled state
[  742.918720] c1: entered allmulticast mode
[  742.918804] c1: entered promiscuous mode
[  742.966378] br0: port 2(c2) entered blocking state
[  742.966464] br0: port 2(c2) entered disabled state
[  742.966541] c2: entered allmulticast mode
[  742.966640] c2: entered promiscuous mode
[  743.014705] br0: port 3(c3) entered blocking state
[  743.014772] br0: port 3(c3) entered disabled state
[  743.014839] c3: entered allmulticast mode
[  743.014920] c3: entered promiscuous mode
[  743.060600] br0: port 4(sender) entered blocking state
[  743.060673] br0: port 4(sender) entered disabled state
[  743.060737] sender: entered allmulticast mode
[  743.060826] sender: entered promiscuous mode
[  743.080176] br0: port 4(sender) entered blocking state
[  743.080262] br0: port 4(sender) entered forwarding state
[  743.080325] br0: port 3(c3) entered blocking state
[  743.080383] br0: port 3(c3) entered forwarding state
[  743.080438] br0: port 2(c2) entered blocking state
[  743.080504] br0: port 2(c2) entered forwarding state
[  743.080564] br0: port 1(c1) entered blocking state
[  743.080619] br0: port 1(c1) entered forwarding state
[  753.773697] br0: port 1(c1) entered disabled state
[  753.774105] c1 (unregistering): left allmulticast mode
[  753.774189] c1 (unregistering): left promiscuous mode
[  753.774249] br0: port 1(c1) entered disabled state
[  753.815674] br0: port 2(c2) entered disabled state
[  753.816079] c2 (unregistering): left allmulticast mode
[  753.816169] c2 (unregistering): left promiscuous mode
[  753.816232] br0: port 2(c2) entered disabled state
[  753.861704] br0: port 3(c3) entered disabled state
[  753.862043] c3 (unregistering): left allmulticast mode
[  753.862103] c3 (unregistering): left promiscuous mode
[  753.862151] br0: port 3(c3) entered disabled state
[  753.906623] br0: port 4(sender) entered disabled state
[  753.906989] sender (unregistering): left allmulticast mode
[  753.907069] sender (unregistering): left promiscuous mode
[  753.907126] br0: port 4(sender) entered disabled state