[  493.944642] br0: port 1(c1) entered blocking state
[  493.944748] br0: port 1(c1) entered disabled state
[  493.944811] c1: entered allmulticast mode
[  493.944884] c1: entered promiscuous mode
[  493.996747] br0: port 2(c2) entered blocking state
[  493.996829] br0: port 2(c2) entered disabled state
[  493.996909] c2: entered allmulticast mode
[  493.996993] c2: entered promiscuous mode
[  494.046024] br0: port 3(c3) entered blocking state
[  494.046101] br0: port 3(c3) entered disabled state
[  494.046165] c3: entered allmulticast mode
[  494.046252] c3: entered promiscuous mode
[  494.095762] br0: port 4(sender) entered blocking state
[  494.095845] br0: port 4(sender) entered disabled state
[  494.095917] sender: entered allmulticast mode
[  494.096001] sender: entered promiscuous mode
[  494.114735] br0: port 4(sender) entered blocking state
[  494.114827] br0: port 4(sender) entered forwarding state
[  494.114882] br0: port 3(c3) entered blocking state
[  494.114934] br0: port 3(c3) entered forwarding state
[  494.114984] br0: port 2(c2) entered blocking state
[  494.115033] br0: port 2(c2) entered forwarding state
[  494.115083] br0: port 1(c1) entered blocking state
[  494.115130] br0: port 1(c1) entered forwarding state
[  504.806124] br0: port 1(c1) entered disabled state
[  504.806507] c1 (unregistering): left allmulticast mode
[  504.806600] c1 (unregistering): left promiscuous mode
[  504.806661] br0: port 1(c1) entered disabled state
[  504.849077] br0: port 2(c2) entered disabled state
[  504.849358] c2 (unregistering): left allmulticast mode
[  504.849442] c2 (unregistering): left promiscuous mode
[  504.849512] br0: port 2(c2) entered disabled state
[  504.887409] br0: port 3(c3) entered disabled state
[  504.887676] c3 (unregistering): left allmulticast mode
[  504.887759] c3 (unregistering): left promiscuous mode
[  504.887825] br0: port 3(c3) entered disabled state
[  504.934089] br0: port 4(sender) entered disabled state
[  504.934445] sender (unregistering): left allmulticast mode
[  504.934532] sender (unregistering): left promiscuous mode
[  504.934595] br0: port 4(sender) entered disabled state