[  621.082034] br0: port 1(c1) entered blocking state
[  621.082119] br0: port 1(c1) entered disabled state
[  621.082185] c1: entered allmulticast mode
[  621.082266] c1: entered promiscuous mode
[  621.161215] br0: port 2(c2) entered blocking state
[  621.161291] br0: port 2(c2) entered disabled state
[  621.161348] c2: entered allmulticast mode
[  621.161418] c2: entered promiscuous mode
[  621.237825] br0: port 3(c3) entered blocking state
[  621.237887] br0: port 3(c3) entered disabled state
[  621.237937] c3: entered allmulticast mode
[  621.238009] c3: entered promiscuous mode
[  621.317105] br0: port 4(sender) entered blocking state
[  621.317173] br0: port 4(sender) entered disabled state
[  621.317228] sender: entered allmulticast mode
[  621.317303] sender: entered promiscuous mode
[  621.349312] br0: port 4(sender) entered blocking state
[  621.349378] br0: port 4(sender) entered forwarding state
[  621.349434] br0: port 3(c3) entered blocking state
[  621.349488] br0: port 3(c3) entered forwarding state
[  621.349534] br0: port 2(c2) entered blocking state
[  621.349582] br0: port 2(c2) entered forwarding state
[  621.349639] br0: port 1(c1) entered blocking state
[  621.349690] br0: port 1(c1) entered forwarding state
[  632.132951] br0: port 1(c1) entered disabled state
[  632.133325] c1 (unregistering): left allmulticast mode
[  632.133382] c1 (unregistering): left promiscuous mode
[  632.133426] br0: port 1(c1) entered disabled state
[  632.188905] br0: port 2(c2) entered disabled state
[  632.189223] c2 (unregistering): left allmulticast mode
[  632.189282] c2 (unregistering): left promiscuous mode
[  632.189330] br0: port 2(c2) entered disabled state
[  632.249923] br0: port 3(c3) entered disabled state
[  632.250188] c3 (unregistering): left allmulticast mode
[  632.250237] c3 (unregistering): left promiscuous mode
[  632.250271] br0: port 3(c3) entered disabled state
[  632.301902] br0: port 4(sender) entered disabled state
[  632.302156] sender (unregistering): left allmulticast mode
[  632.302217] sender (unregistering): left promiscuous mode
[  632.302270] br0: port 4(sender) entered disabled state