[  646.368424] br0: port 1(c1) entered blocking state
[  646.368534] br0: port 1(c1) entered disabled state
[  646.368605] c1: entered allmulticast mode
[  646.368688] c1: entered promiscuous mode
[  646.424255] br0: port 2(c2) entered blocking state
[  646.424345] br0: port 2(c2) entered disabled state
[  646.424428] c2: entered allmulticast mode
[  646.424524] c2: entered promiscuous mode
[  646.479341] br0: port 3(c3) entered blocking state
[  646.479446] br0: port 3(c3) entered disabled state
[  646.479528] c3: entered allmulticast mode
[  646.479621] c3: entered promiscuous mode
[  646.534910] br0: port 4(sender) entered blocking state
[  646.534988] br0: port 4(sender) entered disabled state
[  646.535064] sender: entered allmulticast mode
[  646.535174] sender: entered promiscuous mode
[  646.554937] br0: port 4(sender) entered blocking state
[  646.555010] br0: port 4(sender) entered forwarding state
[  646.555062] br0: port 3(c3) entered blocking state
[  646.555110] br0: port 3(c3) entered forwarding state
[  646.555161] br0: port 2(c2) entered blocking state
[  646.555208] br0: port 2(c2) entered forwarding state
[  646.555256] br0: port 1(c1) entered blocking state
[  646.555303] br0: port 1(c1) entered forwarding state
[  657.267104] br0: port 1(c1) entered disabled state
[  657.267411] c1 (unregistering): left allmulticast mode
[  657.267455] c1 (unregistering): left promiscuous mode
[  657.267496] br0: port 1(c1) entered disabled state
[  657.302980] br0: port 2(c2) entered disabled state
[  657.303314] c2 (unregistering): left allmulticast mode
[  657.303361] c2 (unregistering): left promiscuous mode
[  657.303400] br0: port 2(c2) entered disabled state
[  657.345022] br0: port 3(c3) entered disabled state
[  657.345357] c3 (unregistering): left allmulticast mode
[  657.345429] c3 (unregistering): left promiscuous mode
[  657.345489] br0: port 3(c3) entered disabled state
[  657.394019] br0: port 4(sender) entered disabled state
[  657.394377] sender (unregistering): left allmulticast mode
[  657.394449] sender (unregistering): left promiscuous mode
[  657.394490] br0: port 4(sender) entered disabled state