[  452.020626] br0: port 1(c1) entered blocking state
[  452.020758] br0: port 1(c1) entered disabled state
[  452.020860] c1: entered allmulticast mode
[  452.020972] c1: entered promiscuous mode
[  452.075179] br0: port 2(c2) entered blocking state
[  452.075265] br0: port 2(c2) entered disabled state
[  452.075340] c2: entered allmulticast mode
[  452.075433] c2: entered promiscuous mode
[  452.124864] br0: port 3(c3) entered blocking state
[  452.124966] br0: port 3(c3) entered disabled state
[  452.125064] c3: entered allmulticast mode
[  452.125151] c3: entered promiscuous mode
[  452.174421] br0: port 4(sender) entered blocking state
[  452.174486] br0: port 4(sender) entered disabled state
[  452.174544] sender: entered allmulticast mode
[  452.174619] sender: entered promiscuous mode
[  452.193378] br0: port 4(sender) entered blocking state
[  452.193443] br0: port 4(sender) entered forwarding state
[  452.193488] br0: port 3(c3) entered blocking state
[  452.193526] br0: port 3(c3) entered forwarding state
[  452.193563] br0: port 2(c2) entered blocking state
[  452.193600] br0: port 2(c2) entered forwarding state
[  452.193636] br0: port 1(c1) entered blocking state
[  452.193673] br0: port 1(c1) entered forwarding state
[  462.883172] br0: port 1(c1) entered disabled state
[  462.883466] c1 (unregistering): left allmulticast mode
[  462.883526] c1 (unregistering): left promiscuous mode
[  462.883573] br0: port 1(c1) entered disabled state
[  462.929171] br0: port 2(c2) entered disabled state
[  462.929400] c2 (unregistering): left allmulticast mode
[  462.929443] c2 (unregistering): left promiscuous mode
[  462.929477] br0: port 2(c2) entered disabled state
[  462.964179] br0: port 3(c3) entered disabled state
[  462.964486] c3 (unregistering): left allmulticast mode
[  462.964565] c3 (unregistering): left promiscuous mode
[  462.964628] br0: port 3(c3) entered disabled state
[  462.991188] br0: port 4(sender) entered disabled state
[  462.991436] sender (unregistering): left allmulticast mode
[  462.991508] sender (unregistering): left promiscuous mode
[  462.991577] br0: port 4(sender) entered disabled state