[  570.091432] br0: port 1(c1) entered blocking state
[  570.091506] br0: port 1(c1) entered disabled state
[  570.091575] c1: entered allmulticast mode
[  570.091659] c1: entered promiscuous mode
[  570.165177] br0: port 2(c2) entered blocking state
[  570.165244] br0: port 2(c2) entered disabled state
[  570.165298] c2: entered allmulticast mode
[  570.165372] c2: entered promiscuous mode
[  570.236235] br0: port 3(c3) entered blocking state
[  570.236292] br0: port 3(c3) entered disabled state
[  570.236340] c3: entered allmulticast mode
[  570.236407] c3: entered promiscuous mode
[  570.307552] br0: port 4(sender) entered blocking state
[  570.307622] br0: port 4(sender) entered disabled state
[  570.307689] sender: entered allmulticast mode
[  570.307776] sender: entered promiscuous mode
[  570.336774] br0: port 4(sender) entered blocking state
[  570.336832] br0: port 4(sender) entered forwarding state
[  570.336872] br0: port 3(c3) entered blocking state
[  570.336916] br0: port 3(c3) entered forwarding state
[  570.336950] br0: port 2(c2) entered blocking state
[  570.336984] br0: port 2(c2) entered forwarding state
[  570.337016] br0: port 1(c1) entered blocking state
[  570.337049] br0: port 1(c1) entered forwarding state
[  581.103796] br0: port 1(c1) entered disabled state
[  581.104095] c1 (unregistering): left allmulticast mode
[  581.104144] c1 (unregistering): left promiscuous mode
[  581.104189] br0: port 1(c1) entered disabled state
[  581.154746] br0: port 2(c2) entered disabled state
[  581.155044] c2 (unregistering): left allmulticast mode
[  581.155096] c2 (unregistering): left promiscuous mode
[  581.155138] br0: port 2(c2) entered disabled state
[  581.219735] br0: port 3(c3) entered disabled state
[  581.220019] c3 (unregistering): left allmulticast mode
[  581.220081] c3 (unregistering): left promiscuous mode
[  581.220128] br0: port 3(c3) entered disabled state
[  581.276862] br0: port 4(sender) entered disabled state
[  581.277158] sender (unregistering): left allmulticast mode
[  581.277236] sender (unregistering): left promiscuous mode
[  581.277300] br0: port 4(sender) entered disabled state