[  478.123216] br0: port 1(c1) entered blocking state
[  478.123284] br0: port 1(c1) entered disabled state
[  478.123347] c1: entered allmulticast mode
[  478.123423] c1: entered promiscuous mode
[  478.180161] br0: port 2(c2) entered blocking state
[  478.180249] br0: port 2(c2) entered disabled state
[  478.180313] c2: entered allmulticast mode
[  478.180389] c2: entered promiscuous mode
[  478.235425] br0: port 3(c3) entered blocking state
[  478.235479] br0: port 3(c3) entered disabled state
[  478.235534] c3: entered allmulticast mode
[  478.235610] c3: entered promiscuous mode
[  478.288269] br0: port 4(sender) entered blocking state
[  478.288339] br0: port 4(sender) entered disabled state
[  478.288449] sender: entered allmulticast mode
[  478.288554] sender: entered promiscuous mode
[  478.309224] br0: port 4(sender) entered blocking state
[  478.309331] br0: port 4(sender) entered forwarding state
[  478.309403] br0: port 3(c3) entered blocking state
[  478.309464] br0: port 3(c3) entered forwarding state
[  478.309536] br0: port 2(c2) entered blocking state
[  478.309601] br0: port 2(c2) entered forwarding state
[  478.309667] br0: port 1(c1) entered blocking state
[  478.309730] br0: port 1(c1) entered forwarding state
[  489.018309] br0: port 1(c1) entered disabled state
[  489.018579] c1 (unregistering): left allmulticast mode
[  489.018643] c1 (unregistering): left promiscuous mode
[  489.018694] br0: port 1(c1) entered disabled state
[  489.052279] br0: port 2(c2) entered disabled state
[  489.052537] c2 (unregistering): left allmulticast mode
[  489.052604] c2 (unregistering): left promiscuous mode
[  489.052654] br0: port 2(c2) entered disabled state
[  489.086275] br0: port 3(c3) entered disabled state
[  489.086549] c3 (unregistering): left allmulticast mode
[  489.086615] c3 (unregistering): left promiscuous mode
[  489.086665] br0: port 3(c3) entered disabled state
[  489.130351] br0: port 4(sender) entered disabled state
[  489.130599] sender (unregistering): left allmulticast mode
[  489.130663] sender (unregistering): left promiscuous mode
[  489.130711] br0: port 4(sender) entered disabled state