[  573.168213] br0: port 1(c1) entered blocking state
[  573.168283] br0: port 1(c1) entered disabled state
[  573.168350] c1: entered allmulticast mode
[  573.168420] c1: entered promiscuous mode
[  573.243959] br0: port 2(c2) entered blocking state
[  573.244012] br0: port 2(c2) entered disabled state
[  573.244061] c2: entered allmulticast mode
[  573.244130] c2: entered promiscuous mode
[  573.322019] br0: port 3(c3) entered blocking state
[  573.322098] br0: port 3(c3) entered disabled state
[  573.322165] c3: entered allmulticast mode
[  573.322252] c3: entered promiscuous mode
[  573.401258] br0: port 4(sender) entered blocking state
[  573.401330] br0: port 4(sender) entered disabled state
[  573.401395] sender: entered allmulticast mode
[  573.401479] sender: entered promiscuous mode
[  573.432871] br0: port 4(sender) entered blocking state
[  573.432929] br0: port 4(sender) entered forwarding state
[  573.432979] br0: port 3(c3) entered blocking state
[  573.433022] br0: port 3(c3) entered forwarding state
[  573.433067] br0: port 2(c2) entered blocking state
[  573.433104] br0: port 2(c2) entered forwarding state
[  573.433142] br0: port 1(c1) entered blocking state
[  573.433178] br0: port 1(c1) entered forwarding state
[  584.205044] br0: port 1(c1) entered disabled state
[  584.205320] c1 (unregistering): left allmulticast mode
[  584.205382] c1 (unregistering): left promiscuous mode
[  584.205443] br0: port 1(c1) entered disabled state
[  584.269950] br0: port 2(c2) entered disabled state
[  584.270224] c2 (unregistering): left allmulticast mode
[  584.270267] c2 (unregistering): left promiscuous mode
[  584.270311] br0: port 2(c2) entered disabled state
[  584.330996] br0: port 3(c3) entered disabled state
[  584.331343] c3 (unregistering): left allmulticast mode
[  584.331384] c3 (unregistering): left promiscuous mode
[  584.331420] br0: port 3(c3) entered disabled state
[  584.390992] br0: port 4(sender) entered disabled state
[  584.391255] sender (unregistering): left allmulticast mode
[  584.391313] sender (unregistering): left promiscuous mode
[  584.391358] br0: port 4(sender) entered disabled state