[  452.465443] br0: port 1(c1) entered blocking state
[  452.465509] br0: port 1(c1) entered disabled state
[  452.465582] c1: entered allmulticast mode
[  452.465696] c1: entered promiscuous mode
[  452.517463] br0: port 2(c2) entered blocking state
[  452.517525] br0: port 2(c2) entered disabled state
[  452.517623] c2: entered allmulticast mode
[  452.517704] c2: entered promiscuous mode
[  452.566294] br0: port 3(c3) entered blocking state
[  452.566371] br0: port 3(c3) entered disabled state
[  452.566448] c3: entered allmulticast mode
[  452.566541] c3: entered promiscuous mode
[  452.613709] br0: port 4(sender) entered blocking state
[  452.613780] br0: port 4(sender) entered disabled state
[  452.613850] sender: entered allmulticast mode
[  452.613944] sender: entered promiscuous mode
[  452.632533] br0: port 4(sender) entered blocking state
[  452.632595] br0: port 4(sender) entered forwarding state
[  452.632639] br0: port 3(c3) entered blocking state
[  452.632680] br0: port 3(c3) entered forwarding state
[  452.632719] br0: port 2(c2) entered blocking state
[  452.632757] br0: port 2(c2) entered forwarding state
[  452.632794] br0: port 1(c1) entered blocking state
[  452.632833] br0: port 1(c1) entered forwarding state
[  463.330265] br0: port 1(c1) entered disabled state
[  463.330535] c1 (unregistering): left allmulticast mode
[  463.330588] c1 (unregistering): left promiscuous mode
[  463.330626] br0: port 1(c1) entered disabled state
[  463.379232] br0: port 2(c2) entered disabled state
[  463.379519] c2 (unregistering): left allmulticast mode
[  463.379583] c2 (unregistering): left promiscuous mode
[  463.379642] br0: port 2(c2) entered disabled state
[  463.415274] br0: port 3(c3) entered disabled state
[  463.415580] c3 (unregistering): left allmulticast mode
[  463.415645] c3 (unregistering): left promiscuous mode
[  463.415709] br0: port 3(c3) entered disabled state
[  463.454199] br0: port 4(sender) entered disabled state
[  463.454404] sender (unregistering): left allmulticast mode
[  463.454446] sender (unregistering): left promiscuous mode
[  463.454494] br0: port 4(sender) entered disabled state