[  506.747295] br0: port 1(c1) entered blocking state
[  506.747369] br0: port 1(c1) entered disabled state
[  506.747439] c1: entered allmulticast mode
[  506.747527] c1: entered promiscuous mode
[  506.805798] br0: port 2(c2) entered blocking state
[  506.805892] br0: port 2(c2) entered disabled state
[  506.805985] c2: entered allmulticast mode
[  506.806090] c2: entered promiscuous mode
[  506.862758] br0: port 3(c3) entered blocking state
[  506.862830] br0: port 3(c3) entered disabled state
[  506.862915] c3: entered allmulticast mode
[  506.863004] c3: entered promiscuous mode
[  506.923003] br0: port 4(sender) entered blocking state
[  506.923090] br0: port 4(sender) entered disabled state
[  506.923161] sender: entered allmulticast mode
[  506.923284] sender: entered promiscuous mode
[  506.945635] br0: port 4(sender) entered blocking state
[  506.945712] br0: port 4(sender) entered forwarding state
[  506.945778] br0: port 3(c3) entered blocking state
[  506.945846] br0: port 3(c3) entered forwarding state
[  506.945914] br0: port 2(c2) entered blocking state
[  506.945992] br0: port 2(c2) entered forwarding state
[  506.946065] br0: port 1(c1) entered blocking state
[  506.946128] br0: port 1(c1) entered forwarding state
[  517.679112] br0: port 1(c1) entered disabled state
[  517.679451] c1 (unregistering): left allmulticast mode
[  517.679517] c1 (unregistering): left promiscuous mode
[  517.679569] br0: port 1(c1) entered disabled state
[  517.723057] br0: port 2(c2) entered disabled state
[  517.723385] c2 (unregistering): left allmulticast mode
[  517.723485] c2 (unregistering): left promiscuous mode
[  517.723549] br0: port 2(c2) entered disabled state
[  517.765048] br0: port 3(c3) entered disabled state
[  517.765445] c3 (unregistering): left allmulticast mode
[  517.765541] c3 (unregistering): left promiscuous mode
[  517.765603] br0: port 3(c3) entered disabled state
[  517.801079] br0: port 4(sender) entered disabled state
[  517.801420] sender (unregistering): left allmulticast mode
[  517.801484] sender (unregistering): left promiscuous mode
[  517.801534] br0: port 4(sender) entered disabled state