[  754.638791] br0: port 1(c1) entered blocking state
[  754.638848] br0: port 1(c1) entered disabled state
[  754.638904] c1: entered allmulticast mode
[  754.638982] c1: entered promiscuous mode
[  754.687258] br0: port 2(c2) entered blocking state
[  754.687329] br0: port 2(c2) entered disabled state
[  754.687391] c2: entered allmulticast mode
[  754.687469] c2: entered promiscuous mode
[  754.736978] br0: port 3(c3) entered blocking state
[  754.737041] br0: port 3(c3) entered disabled state
[  754.737101] c3: entered allmulticast mode
[  754.737175] c3: entered promiscuous mode
[  754.784836] br0: port 4(sender) entered blocking state
[  754.784898] br0: port 4(sender) entered disabled state
[  754.784960] sender: entered allmulticast mode
[  754.785050] sender: entered promiscuous mode
[  754.803367] br0: port 4(sender) entered blocking state
[  754.803429] br0: port 4(sender) entered forwarding state
[  754.803489] br0: port 3(c3) entered blocking state
[  754.803540] br0: port 3(c3) entered forwarding state
[  754.803601] br0: port 2(c2) entered blocking state
[  754.803656] br0: port 2(c2) entered forwarding state
[  754.803707] br0: port 1(c1) entered blocking state
[  754.803759] br0: port 1(c1) entered forwarding state
[  765.516920] br0: port 1(c1) entered disabled state
[  765.517461] c1 (unregistering): left allmulticast mode
[  765.517616] c1 (unregistering): left promiscuous mode
[  765.517677] br0: port 1(c1) entered disabled state
[  765.594880] br0: port 2(c2) entered disabled state
[  765.595464] c2 (unregistering): left allmulticast mode
[  765.595597] c2 (unregistering): left promiscuous mode
[  765.595659] br0: port 2(c2) entered disabled state
[  765.659797] br0: port 3(c3) entered disabled state
[  765.660193] c3 (unregistering): left allmulticast mode
[  765.660280] c3 (unregistering): left promiscuous mode
[  765.660344] br0: port 3(c3) entered disabled state
[  765.715770] br0: port 4(sender) entered disabled state
[  765.716153] sender (unregistering): left allmulticast mode
[  765.716237] sender (unregistering): left promiscuous mode
[  765.716291] br0: port 4(sender) entered disabled state