[  572.016358] br0: port 1(c1) entered blocking state
[  572.016441] br0: port 1(c1) entered disabled state
[  572.016510] c1: entered allmulticast mode
[  572.016596] c1: entered promiscuous mode
[  572.104590] br0: port 2(c2) entered blocking state
[  572.104663] br0: port 2(c2) entered disabled state
[  572.104728] c2: entered allmulticast mode
[  572.104816] c2: entered promiscuous mode
[  572.186113] br0: port 3(c3) entered blocking state
[  572.186170] br0: port 3(c3) entered disabled state
[  572.186223] c3: entered allmulticast mode
[  572.186310] c3: entered promiscuous mode
[  572.266649] br0: port 4(sender) entered blocking state
[  572.266704] br0: port 4(sender) entered disabled state
[  572.266790] sender: entered allmulticast mode
[  572.266863] sender: entered promiscuous mode
[  572.299671] br0: port 4(sender) entered blocking state
[  572.299762] br0: port 4(sender) entered forwarding state
[  572.299822] br0: port 3(c3) entered blocking state
[  572.299873] br0: port 3(c3) entered forwarding state
[  572.299925] br0: port 2(c2) entered blocking state
[  572.299975] br0: port 2(c2) entered forwarding state
[  572.300029] br0: port 1(c1) entered blocking state
[  572.300079] br0: port 1(c1) entered forwarding state
[  583.077970] br0: port 1(c1) entered disabled state
[  583.078258] c1 (unregistering): left allmulticast mode
[  583.078295] c1 (unregistering): left promiscuous mode
[  583.078329] br0: port 1(c1) entered disabled state
[  583.140905] br0: port 2(c2) entered disabled state
[  583.141165] c2 (unregistering): left allmulticast mode
[  583.141214] c2 (unregistering): left promiscuous mode
[  583.141252] br0: port 2(c2) entered disabled state
[  583.200895] br0: port 3(c3) entered disabled state
[  583.201154] c3 (unregistering): left allmulticast mode
[  583.201196] c3 (unregistering): left promiscuous mode
[  583.201231] br0: port 3(c3) entered disabled state
[  583.267944] br0: port 4(sender) entered disabled state
[  583.268217] sender (unregistering): left allmulticast mode
[  583.268276] sender (unregistering): left promiscuous mode
[  583.268330] br0: port 4(sender) entered disabled state