[  764.083570] br0: port 1(c1) entered blocking state
[  764.083669] br0: port 1(c1) entered disabled state
[  764.083749] c1: entered allmulticast mode
[  764.083847] c1: entered promiscuous mode
[  764.142449] br0: port 2(c2) entered blocking state
[  764.142526] br0: port 2(c2) entered disabled state
[  764.142598] c2: entered allmulticast mode
[  764.142700] c2: entered promiscuous mode
[  764.199584] br0: port 3(c3) entered blocking state
[  764.199656] br0: port 3(c3) entered disabled state
[  764.199734] c3: entered allmulticast mode
[  764.199816] c3: entered promiscuous mode
[  764.254675] br0: port 4(sender) entered blocking state
[  764.254763] br0: port 4(sender) entered disabled state
[  764.254834] sender: entered allmulticast mode
[  764.254933] sender: entered promiscuous mode
[  764.276759] br0: port 4(sender) entered blocking state
[  764.276845] br0: port 4(sender) entered forwarding state
[  764.276904] br0: port 3(c3) entered blocking state
[  764.276963] br0: port 3(c3) entered forwarding state
[  764.277020] br0: port 2(c2) entered blocking state
[  764.277075] br0: port 2(c2) entered forwarding state
[  764.277129] br0: port 1(c1) entered blocking state
[  764.277185] br0: port 1(c1) entered forwarding state
[  775.012947] br0: port 1(c1) entered disabled state
[  775.013317] c1 (unregistering): left allmulticast mode
[  775.013390] c1 (unregistering): left promiscuous mode
[  775.013446] br0: port 1(c1) entered disabled state
[  775.057911] br0: port 2(c2) entered disabled state
[  775.058171] c2 (unregistering): left allmulticast mode
[  775.058221] c2 (unregistering): left promiscuous mode
[  775.058265] br0: port 2(c2) entered disabled state
[  775.090900] br0: port 3(c3) entered disabled state
[  775.091232] c3 (unregistering): left allmulticast mode
[  775.091296] c3 (unregistering): left promiscuous mode
[  775.091352] br0: port 3(c3) entered disabled state
[  775.134869] br0: port 4(sender) entered disabled state
[  775.135122] sender (unregistering): left allmulticast mode
[  775.135169] sender (unregistering): left promiscuous mode
[  775.135209] br0: port 4(sender) entered disabled state