[  450.990574] br0: port 1(c1) entered blocking state
[  450.990658] br0: port 1(c1) entered disabled state
[  450.990737] c1: entered allmulticast mode
[  450.990826] c1: entered promiscuous mode
[  451.049141] br0: port 2(c2) entered blocking state
[  451.049249] br0: port 2(c2) entered disabled state
[  451.049339] c2: entered allmulticast mode
[  451.049439] c2: entered promiscuous mode
[  451.106005] br0: port 3(c3) entered blocking state
[  451.106104] br0: port 3(c3) entered disabled state
[  451.106189] c3: entered allmulticast mode
[  451.106287] c3: entered promiscuous mode
[  451.161803] br0: port 4(sender) entered blocking state
[  451.161910] br0: port 4(sender) entered disabled state
[  451.161997] sender: entered allmulticast mode
[  451.162130] sender: entered promiscuous mode
[  451.186029] br0: port 4(sender) entered blocking state
[  451.186145] br0: port 4(sender) entered forwarding state
[  451.186225] br0: port 3(c3) entered blocking state
[  451.186297] br0: port 3(c3) entered forwarding state
[  451.186369] br0: port 2(c2) entered blocking state
[  451.186439] br0: port 2(c2) entered forwarding state
[  451.186513] br0: port 1(c1) entered blocking state
[  451.186583] br0: port 1(c1) entered forwarding state
[  461.926281] br0: port 1(c1) entered disabled state
[  461.926783] c1 (unregistering): left allmulticast mode
[  461.926852] c1 (unregistering): left promiscuous mode
[  461.926897] br0: port 1(c1) entered disabled state
[  461.972322] br0: port 2(c2) entered disabled state
[  461.972656] c2 (unregistering): left allmulticast mode
[  461.972700] c2 (unregistering): left promiscuous mode
[  461.972744] br0: port 2(c2) entered disabled state
[  462.014257] br0: port 3(c3) entered disabled state
[  462.014639] c3 (unregistering): left allmulticast mode
[  462.014688] c3 (unregistering): left promiscuous mode
[  462.014738] br0: port 3(c3) entered disabled state
[  462.050301] br0: port 4(sender) entered disabled state
[  462.050613] sender (unregistering): left allmulticast mode
[  462.050677] sender (unregistering): left promiscuous mode
[  462.050736] br0: port 4(sender) entered disabled state