[  453.098304] br0: port 1(c1) entered blocking state
[  453.098422] br0: port 1(c1) entered disabled state
[  453.098510] c1: entered allmulticast mode
[  453.098622] c1: entered promiscuous mode
[  453.148126] br0: port 2(c2) entered blocking state
[  453.148185] br0: port 2(c2) entered disabled state
[  453.148242] c2: entered allmulticast mode
[  453.148310] c2: entered promiscuous mode
[  453.196266] br0: port 3(c3) entered blocking state
[  453.196331] br0: port 3(c3) entered disabled state
[  453.196385] c3: entered allmulticast mode
[  453.196453] c3: entered promiscuous mode
[  453.244996] br0: port 4(sender) entered blocking state
[  453.245093] br0: port 4(sender) entered disabled state
[  453.245159] sender: entered allmulticast mode
[  453.245254] sender: entered promiscuous mode
[  453.264551] br0: port 4(sender) entered blocking state
[  453.264649] br0: port 4(sender) entered forwarding state
[  453.264706] br0: port 3(c3) entered blocking state
[  453.264754] br0: port 3(c3) entered forwarding state
[  453.264801] br0: port 2(c2) entered blocking state
[  453.264847] br0: port 2(c2) entered forwarding state
[  453.264901] br0: port 1(c1) entered blocking state
[  453.264949] br0: port 1(c1) entered forwarding state
[  463.972246] br0: port 1(c1) entered disabled state
[  463.972566] c1 (unregistering): left allmulticast mode
[  463.972613] c1 (unregistering): left promiscuous mode
[  463.972650] br0: port 1(c1) entered disabled state
[  464.005209] br0: port 2(c2) entered disabled state
[  464.005464] c2 (unregistering): left allmulticast mode
[  464.005506] c2 (unregistering): left promiscuous mode
[  464.005552] br0: port 2(c2) entered disabled state
[  464.049264] br0: port 3(c3) entered disabled state
[  464.049532] c3 (unregistering): left allmulticast mode
[  464.049576] c3 (unregistering): left promiscuous mode
[  464.049615] br0: port 3(c3) entered disabled state
[  464.088235] br0: port 4(sender) entered disabled state
[  464.088461] sender (unregistering): left allmulticast mode
[  464.088503] sender (unregistering): left promiscuous mode
[  464.088537] br0: port 4(sender) entered disabled state