[  450.500294] br0: port 1(c1) entered blocking state
[  450.500420] br0: port 1(c1) entered disabled state
[  450.500514] c1: entered allmulticast mode
[  450.500631] c1: entered promiscuous mode
[  450.558828] br0: port 2(c2) entered blocking state
[  450.558934] br0: port 2(c2) entered disabled state
[  450.559004] c2: entered allmulticast mode
[  450.559094] c2: entered promiscuous mode
[  450.617027] br0: port 3(c3) entered blocking state
[  450.617111] br0: port 3(c3) entered disabled state
[  450.617187] c3: entered allmulticast mode
[  450.617266] c3: entered promiscuous mode
[  450.674803] br0: port 4(sender) entered blocking state
[  450.674914] br0: port 4(sender) entered disabled state
[  450.675005] sender: entered allmulticast mode
[  450.675166] sender: entered promiscuous mode
[  450.696124] br0: port 4(sender) entered blocking state
[  450.696244] br0: port 4(sender) entered forwarding state
[  450.696320] br0: port 3(c3) entered blocking state
[  450.696384] br0: port 3(c3) entered forwarding state
[  450.696453] br0: port 2(c2) entered blocking state
[  450.696515] br0: port 2(c2) entered forwarding state
[  450.696584] br0: port 1(c1) entered blocking state
[  450.696646] br0: port 1(c1) entered forwarding state
[  461.430575] br0: port 1(c1) entered disabled state
[  461.430977] c1 (unregistering): left allmulticast mode
[  461.431023] c1 (unregistering): left promiscuous mode
[  461.431073] br0: port 1(c1) entered disabled state
[  461.472347] br0: port 2(c2) entered disabled state
[  461.472716] c2 (unregistering): left allmulticast mode
[  461.472808] c2 (unregistering): left promiscuous mode
[  461.472851] br0: port 2(c2) entered disabled state
[  461.518354] br0: port 3(c3) entered disabled state
[  461.518693] c3 (unregistering): left allmulticast mode
[  461.518740] c3 (unregistering): left promiscuous mode
[  461.518780] br0: port 3(c3) entered disabled state
[  461.557300] br0: port 4(sender) entered disabled state
[  461.557579] sender (unregistering): left allmulticast mode
[  461.557624] sender (unregistering): left promiscuous mode
[  461.557663] br0: port 4(sender) entered disabled state