[  452.842376] br0: port 1(c1) entered blocking state
[  452.842444] br0: port 1(c1) entered disabled state
[  452.842546] c1: entered allmulticast mode
[  452.842630] c1: entered promiscuous mode
[  452.890088] br0: port 2(c2) entered blocking state
[  452.890159] br0: port 2(c2) entered disabled state
[  452.890219] c2: entered allmulticast mode
[  452.890291] c2: entered promiscuous mode
[  452.938396] br0: port 3(c3) entered blocking state
[  452.938490] br0: port 3(c3) entered disabled state
[  452.938565] c3: entered allmulticast mode
[  452.938660] c3: entered promiscuous mode
[  452.985413] br0: port 4(sender) entered blocking state
[  452.985512] br0: port 4(sender) entered disabled state
[  452.985591] sender: entered allmulticast mode
[  452.985702] sender: entered promiscuous mode
[  453.004999] br0: port 4(sender) entered blocking state
[  453.005071] br0: port 4(sender) entered forwarding state
[  453.005129] br0: port 3(c3) entered blocking state
[  453.005178] br0: port 3(c3) entered forwarding state
[  453.005229] br0: port 2(c2) entered blocking state
[  453.005281] br0: port 2(c2) entered forwarding state
[  453.005333] br0: port 1(c1) entered blocking state
[  453.005390] br0: port 1(c1) entered forwarding state
[  463.716958] br0: port 1(c1) entered disabled state
[  463.717265] c1 (unregistering): left allmulticast mode
[  463.717332] c1 (unregistering): left promiscuous mode
[  463.717384] br0: port 1(c1) entered disabled state
[  463.765962] br0: port 2(c2) entered disabled state
[  463.766198] c2 (unregistering): left allmulticast mode
[  463.766244] c2 (unregistering): left promiscuous mode
[  463.766286] br0: port 2(c2) entered disabled state
[  463.806946] br0: port 3(c3) entered disabled state
[  463.807208] c3 (unregistering): left allmulticast mode
[  463.807274] c3 (unregistering): left promiscuous mode
[  463.807326] br0: port 3(c3) entered disabled state
[  463.844975] br0: port 4(sender) entered disabled state
[  463.845464] sender (unregistering): left allmulticast mode
[  463.845537] sender (unregistering): left promiscuous mode
[  463.845582] br0: port 4(sender) entered disabled state