[  749.633503] br0: port 1(c1) entered blocking state
[  749.633577] br0: port 1(c1) entered disabled state
[  749.633650] c1: entered allmulticast mode
[  749.633748] c1: entered promiscuous mode
[  749.695352] br0: port 2(c2) entered blocking state
[  749.695427] br0: port 2(c2) entered disabled state
[  749.695506] c2: entered allmulticast mode
[  749.695630] c2: entered promiscuous mode
[  749.758243] br0: port 3(c3) entered blocking state
[  749.758327] br0: port 3(c3) entered disabled state
[  749.758407] c3: entered allmulticast mode
[  749.758508] c3: entered promiscuous mode
[  749.818634] br0: port 4(sender) entered blocking state
[  749.818713] br0: port 4(sender) entered disabled state
[  749.818783] sender: entered allmulticast mode
[  749.818890] sender: entered promiscuous mode
[  749.843247] br0: port 4(sender) entered blocking state
[  749.843323] br0: port 4(sender) entered forwarding state
[  749.843394] br0: port 3(c3) entered blocking state
[  749.843451] br0: port 3(c3) entered forwarding state
[  749.843506] br0: port 2(c2) entered blocking state
[  749.843560] br0: port 2(c2) entered forwarding state
[  749.843615] br0: port 1(c1) entered blocking state
[  749.843671] br0: port 1(c1) entered forwarding state
[  760.591265] br0: port 1(c1) entered disabled state
[  760.591561] c1 (unregistering): left allmulticast mode
[  760.591670] c1 (unregistering): left promiscuous mode
[  760.591736] br0: port 1(c1) entered disabled state
[  760.634342] br0: port 2(c2) entered disabled state
[  760.634736] c2 (unregistering): left allmulticast mode
[  760.634803] c2 (unregistering): left promiscuous mode
[  760.634856] br0: port 2(c2) entered disabled state
[  760.675405] br0: port 3(c3) entered disabled state
[  760.675866] c3 (unregistering): left allmulticast mode
[  760.675919] c3 (unregistering): left promiscuous mode
[  760.675970] br0: port 3(c3) entered disabled state
[  760.723274] br0: port 4(sender) entered disabled state
[  760.723777] sender (unregistering): left allmulticast mode
[  760.723847] sender (unregistering): left promiscuous mode
[  760.723900] br0: port 4(sender) entered disabled state