[  447.948470] br0: port 1(c1) entered blocking state
[  447.948529] br0: port 1(c1) entered disabled state
[  447.948580] c1: entered allmulticast mode
[  447.948643] c1: entered promiscuous mode
[  447.997810] br0: port 2(c2) entered blocking state
[  447.997903] br0: port 2(c2) entered disabled state
[  447.997960] c2: entered allmulticast mode
[  447.998027] c2: entered promiscuous mode
[  448.049400] br0: port 3(c3) entered blocking state
[  448.049463] br0: port 3(c3) entered disabled state
[  448.049523] c3: entered allmulticast mode
[  448.049586] c3: entered promiscuous mode
[  448.100388] br0: port 4(sender) entered blocking state
[  448.100468] br0: port 4(sender) entered disabled state
[  448.100537] sender: entered allmulticast mode
[  448.100637] sender: entered promiscuous mode
[  448.119843] br0: port 4(sender) entered blocking state
[  448.119942] br0: port 4(sender) entered forwarding state
[  448.120004] br0: port 3(c3) entered blocking state
[  448.120057] br0: port 3(c3) entered forwarding state
[  448.120126] br0: port 2(c2) entered blocking state
[  448.120181] br0: port 2(c2) entered forwarding state
[  448.120235] br0: port 1(c1) entered blocking state
[  448.120284] br0: port 1(c1) entered forwarding state
[  458.839802] br0: port 1(c1) entered disabled state
[  458.840180] c1 (unregistering): left allmulticast mode
[  458.840264] c1 (unregistering): left promiscuous mode
[  458.840305] br0: port 1(c1) entered disabled state
[  458.869345] br0: port 2(c2) entered disabled state
[  458.869675] c2 (unregistering): left allmulticast mode
[  458.869750] c2 (unregistering): left promiscuous mode
[  458.869801] br0: port 2(c2) entered disabled state
[  458.907381] br0: port 3(c3) entered disabled state
[  458.907662] c3 (unregistering): left allmulticast mode
[  458.907719] c3 (unregistering): left promiscuous mode
[  458.907777] br0: port 3(c3) entered disabled state
[  458.953360] br0: port 4(sender) entered disabled state
[  458.953726] sender (unregistering): left allmulticast mode
[  458.953799] sender (unregistering): left promiscuous mode
[  458.953838] br0: port 4(sender) entered disabled state