[  478.174935] br0: port 1(c1) entered blocking state
[  478.174991] br0: port 1(c1) entered disabled state
[  478.175038] c1: entered allmulticast mode
[  478.175108] c1: entered promiscuous mode
[  478.219968] br0: port 2(c2) entered blocking state
[  478.220033] br0: port 2(c2) entered disabled state
[  478.220083] c2: entered allmulticast mode
[  478.220157] c2: entered promiscuous mode
[  478.267040] br0: port 3(c3) entered blocking state
[  478.267111] br0: port 3(c3) entered disabled state
[  478.267180] c3: entered allmulticast mode
[  478.267260] c3: entered promiscuous mode
[  478.313503] br0: port 4(sender) entered blocking state
[  478.313579] br0: port 4(sender) entered disabled state
[  478.313632] sender: entered allmulticast mode
[  478.313722] sender: entered promiscuous mode
[  478.330801] br0: port 4(sender) entered blocking state
[  478.330860] br0: port 4(sender) entered forwarding state
[  478.330906] br0: port 3(c3) entered blocking state
[  478.330946] br0: port 3(c3) entered forwarding state
[  478.330981] br0: port 2(c2) entered blocking state
[  478.331019] br0: port 2(c2) entered forwarding state
[  478.331055] br0: port 1(c1) entered blocking state
[  478.331092] br0: port 1(c1) entered forwarding state
[  489.043473] br0: port 1(c1) entered disabled state
[  489.043825] c1 (unregistering): left allmulticast mode
[  489.043890] c1 (unregistering): left promiscuous mode
[  489.043933] br0: port 1(c1) entered disabled state
[  489.089414] br0: port 2(c2) entered disabled state
[  489.089766] c2 (unregistering): left allmulticast mode
[  489.089830] c2 (unregistering): left promiscuous mode
[  489.089888] br0: port 2(c2) entered disabled state
[  489.141648] br0: port 3(c3) entered disabled state
[  489.142017] c3 (unregistering): left allmulticast mode
[  489.142077] c3 (unregistering): left promiscuous mode
[  489.142125] br0: port 3(c3) entered disabled state
[  489.176465] br0: port 4(sender) entered disabled state
[  489.176817] sender (unregistering): left allmulticast mode
[  489.176877] sender (unregistering): left promiscuous mode
[  489.176916] br0: port 4(sender) entered disabled state