[  451.978116] br0: port 1(c1) entered blocking state
[  451.978180] br0: port 1(c1) entered disabled state
[  451.978238] c1: entered allmulticast mode
[  451.978304] c1: entered promiscuous mode
[  452.023882] br0: port 2(c2) entered blocking state
[  452.023945] br0: port 2(c2) entered disabled state
[  452.024000] c2: entered allmulticast mode
[  452.024064] c2: entered promiscuous mode
[  452.069132] br0: port 3(c3) entered blocking state
[  452.069212] br0: port 3(c3) entered disabled state
[  452.069278] c3: entered allmulticast mode
[  452.069412] c3: entered promiscuous mode
[  452.115963] br0: port 4(sender) entered blocking state
[  452.116022] br0: port 4(sender) entered disabled state
[  452.116087] sender: entered allmulticast mode
[  452.116169] sender: entered promiscuous mode
[  452.133449] br0: port 4(sender) entered blocking state
[  452.133509] br0: port 4(sender) entered forwarding state
[  452.133558] br0: port 3(c3) entered blocking state
[  452.133597] br0: port 3(c3) entered forwarding state
[  452.133637] br0: port 2(c2) entered blocking state
[  452.133692] br0: port 2(c2) entered forwarding state
[  452.133736] br0: port 1(c1) entered blocking state
[  452.133773] br0: port 1(c1) entered forwarding state
[  462.854549] br0: port 1(c1) entered disabled state
[  462.855030] c1 (unregistering): left allmulticast mode
[  462.855271] c1 (unregistering): left promiscuous mode
[  462.855419] br0: port 1(c1) entered disabled state
[  462.972676] br0: port 2(c2) entered disabled state
[  462.974050] c2 (unregistering): left allmulticast mode
[  462.974288] c2 (unregistering): left promiscuous mode
[  462.974464] br0: port 2(c2) entered disabled state
[  463.073438] br0: port 3(c3) entered disabled state
[  463.073973] c3 (unregistering): left allmulticast mode
[  463.074167] c3 (unregistering): left promiscuous mode
[  463.074291] br0: port 3(c3) entered disabled state
[  463.143796] br0: port 4(sender) entered disabled state
[  463.144732] sender (unregistering): left allmulticast mode
[  463.144982] sender (unregistering): left promiscuous mode
[  463.145142] br0: port 4(sender) entered disabled state