[  478.575304] br0: port 1(c1) entered blocking state
[  478.575388] br0: port 1(c1) entered disabled state
[  478.575451] c1: entered allmulticast mode
[  478.575528] c1: entered promiscuous mode
[  478.624409] br0: port 2(c2) entered blocking state
[  478.624463] br0: port 2(c2) entered disabled state
[  478.624511] c2: entered allmulticast mode
[  478.624581] c2: entered promiscuous mode
[  478.673935] br0: port 3(c3) entered blocking state
[  478.674018] br0: port 3(c3) entered disabled state
[  478.674081] c3: entered allmulticast mode
[  478.674167] c3: entered promiscuous mode
[  478.722835] br0: port 4(sender) entered blocking state
[  478.722921] br0: port 4(sender) entered disabled state
[  478.722999] sender: entered allmulticast mode
[  478.723105] sender: entered promiscuous mode
[  478.742670] br0: port 4(sender) entered blocking state
[  478.742737] br0: port 4(sender) entered forwarding state
[  478.742793] br0: port 3(c3) entered blocking state
[  478.742848] br0: port 3(c3) entered forwarding state
[  478.742905] br0: port 2(c2) entered blocking state
[  478.742962] br0: port 2(c2) entered forwarding state
[  478.743017] br0: port 1(c1) entered blocking state
[  478.743074] br0: port 1(c1) entered forwarding state
[  489.461278] br0: port 1(c1) entered disabled state
[  489.461525] c1 (unregistering): left allmulticast mode
[  489.461570] c1 (unregistering): left promiscuous mode
[  489.461610] br0: port 1(c1) entered disabled state
[  489.502267] br0: port 2(c2) entered disabled state
[  489.502582] c2 (unregistering): left allmulticast mode
[  489.502652] c2 (unregistering): left promiscuous mode
[  489.502698] br0: port 2(c2) entered disabled state
[  489.536253] br0: port 3(c3) entered disabled state
[  489.536532] c3 (unregistering): left allmulticast mode
[  489.536614] c3 (unregistering): left promiscuous mode
[  489.536672] br0: port 3(c3) entered disabled state
[  489.569263] br0: port 4(sender) entered disabled state
[  489.569578] sender (unregistering): left allmulticast mode
[  489.569623] sender (unregistering): left promiscuous mode
[  489.569664] br0: port 4(sender) entered disabled state