[  452.039470] br0: port 1(c1) entered blocking state
[  452.039531] br0: port 1(c1) entered disabled state
[  452.039594] c1: entered allmulticast mode
[  452.039668] c1: entered promiscuous mode
[  452.093687] br0: port 2(c2) entered blocking state
[  452.093788] br0: port 2(c2) entered disabled state
[  452.093916] c2: entered allmulticast mode
[  452.094013] c2: entered promiscuous mode
[  452.150891] br0: port 3(c3) entered blocking state
[  452.150972] br0: port 3(c3) entered disabled state
[  452.151037] c3: entered allmulticast mode
[  452.151116] c3: entered promiscuous mode
[  452.206326] br0: port 4(sender) entered blocking state
[  452.206431] br0: port 4(sender) entered disabled state
[  452.206511] sender: entered allmulticast mode
[  452.206633] sender: entered promiscuous mode
[  452.229079] br0: port 4(sender) entered blocking state
[  452.229186] br0: port 4(sender) entered forwarding state
[  452.229262] br0: port 3(c3) entered blocking state
[  452.229318] br0: port 3(c3) entered forwarding state
[  452.229395] br0: port 2(c2) entered blocking state
[  452.229466] br0: port 2(c2) entered forwarding state
[  452.229522] br0: port 1(c1) entered blocking state
[  452.229586] br0: port 1(c1) entered forwarding state
[  462.960091] br0: port 1(c1) entered disabled state
[  462.960398] c1 (unregistering): left allmulticast mode
[  462.960443] c1 (unregistering): left promiscuous mode
[  462.960489] br0: port 1(c1) entered disabled state
[  462.997051] br0: port 2(c2) entered disabled state
[  462.997492] c2 (unregistering): left allmulticast mode
[  462.997567] c2 (unregistering): left promiscuous mode
[  462.997608] br0: port 2(c2) entered disabled state
[  463.038061] br0: port 3(c3) entered disabled state
[  463.038462] c3 (unregistering): left allmulticast mode
[  463.038527] c3 (unregistering): left promiscuous mode
[  463.038611] br0: port 3(c3) entered disabled state
[  463.085053] br0: port 4(sender) entered disabled state
[  463.085397] sender (unregistering): left allmulticast mode
[  463.085482] sender (unregistering): left promiscuous mode
[  463.085533] br0: port 4(sender) entered disabled state