[  741.034177] br0: port 1(c1) entered blocking state
[  741.034267] br0: port 1(c1) entered disabled state
[  741.034339] c1: entered allmulticast mode
[  741.034421] c1: entered promiscuous mode
[  741.091188] br0: port 2(c2) entered blocking state
[  741.091294] br0: port 2(c2) entered disabled state
[  741.091367] c2: entered allmulticast mode
[  741.091477] c2: entered promiscuous mode
[  741.147233] br0: port 3(c3) entered blocking state
[  741.147325] br0: port 3(c3) entered disabled state
[  741.147402] c3: entered allmulticast mode
[  741.147496] c3: entered promiscuous mode
[  741.206564] br0: port 4(sender) entered blocking state
[  741.206678] br0: port 4(sender) entered disabled state
[  741.206776] sender: entered allmulticast mode
[  741.206908] sender: entered promiscuous mode
[  741.229007] br0: port 4(sender) entered blocking state
[  741.229104] br0: port 4(sender) entered forwarding state
[  741.229168] br0: port 3(c3) entered blocking state
[  741.229220] br0: port 3(c3) entered forwarding state
[  741.229278] br0: port 2(c2) entered blocking state
[  741.229329] br0: port 2(c2) entered forwarding state
[  741.229387] br0: port 1(c1) entered blocking state
[  741.229439] br0: port 1(c1) entered forwarding state
[  751.943854] br0: port 1(c1) entered disabled state
[  751.944355] c1 (unregistering): left allmulticast mode
[  751.944415] c1 (unregistering): left promiscuous mode
[  751.944460] br0: port 1(c1) entered disabled state
[  751.991867] br0: port 2(c2) entered disabled state
[  751.992137] c2 (unregistering): left allmulticast mode
[  751.992193] c2 (unregistering): left promiscuous mode
[  751.992237] br0: port 2(c2) entered disabled state
[  752.019857] br0: port 3(c3) entered disabled state
[  752.020495] c3 (unregistering): left allmulticast mode
[  752.020571] c3 (unregistering): left promiscuous mode
[  752.020624] br0: port 3(c3) entered disabled state
[  752.051878] br0: port 4(sender) entered disabled state
[  752.052245] sender (unregistering): left allmulticast mode
[  752.052306] sender (unregistering): left promiscuous mode
[  752.052381] br0: port 4(sender) entered disabled state