[  453.067318] br0: port 1(c1) entered blocking state
[  453.067401] br0: port 1(c1) entered disabled state
[  453.067468] c1: entered allmulticast mode
[  453.067543] c1: entered promiscuous mode
[  453.114427] br0: port 2(c2) entered blocking state
[  453.114495] br0: port 2(c2) entered disabled state
[  453.114551] c2: entered allmulticast mode
[  453.114623] c2: entered promiscuous mode
[  453.161490] br0: port 3(c3) entered blocking state
[  453.161562] br0: port 3(c3) entered disabled state
[  453.161652] c3: entered allmulticast mode
[  453.161751] c3: entered promiscuous mode
[  453.208048] br0: port 4(sender) entered blocking state
[  453.208106] br0: port 4(sender) entered disabled state
[  453.208166] sender: entered allmulticast mode
[  453.208239] sender: entered promiscuous mode
[  453.226496] br0: port 4(sender) entered blocking state
[  453.226558] br0: port 4(sender) entered forwarding state
[  453.226609] br0: port 3(c3) entered blocking state
[  453.226649] br0: port 3(c3) entered forwarding state
[  453.226695] br0: port 2(c2) entered blocking state
[  453.226735] br0: port 2(c2) entered forwarding state
[  453.226782] br0: port 1(c1) entered blocking state
[  453.226823] br0: port 1(c1) entered forwarding state
[  463.920382] br0: port 1(c1) entered disabled state
[  463.920764] c1 (unregistering): left allmulticast mode
[  463.920847] c1 (unregistering): left promiscuous mode
[  463.920914] br0: port 1(c1) entered disabled state
[  463.960329] br0: port 2(c2) entered disabled state
[  463.960644] c2 (unregistering): left allmulticast mode
[  463.960701] c2 (unregistering): left promiscuous mode
[  463.960750] br0: port 2(c2) entered disabled state
[  463.994276] br0: port 3(c3) entered disabled state
[  463.994519] c3 (unregistering): left allmulticast mode
[  463.994587] c3 (unregistering): left promiscuous mode
[  463.994670] br0: port 3(c3) entered disabled state
[  464.028375] br0: port 4(sender) entered disabled state
[  464.028724] sender (unregistering): left allmulticast mode
[  464.028821] sender (unregistering): left promiscuous mode
[  464.028908] br0: port 4(sender) entered disabled state