[  755.539619][ T4787] br0: port 1(veth1) entered blocking state
[  755.539887][ T4787] br0: port 1(veth1) entered disabled state
[  755.540142][ T4787] veth1: entered allmulticast mode
[  755.542201][ T4787] veth1: entered promiscuous mode
[  755.571899][ T4789] br0: port 2(veth2) entered blocking state
[  755.572144][ T4789] br0: port 2(veth2) entered disabled state
[  755.572371][ T4789] veth2: entered allmulticast mode
[  755.573950][ T4789] veth2: entered promiscuous mode
[  755.606388][ T4790] br0: port 3(veth4) entered blocking state
[  755.606629][ T4790] br0: port 3(veth4) entered disabled state
[  755.606848][ T4790] veth4: entered allmulticast mode
[  755.608365][ T4790] veth4: entered promiscuous mode
[  755.850925][   T57] br0: port 1(veth1) entered blocking state
[  755.851197][   T57] br0: port 1(veth1) entered forwarding state
[  755.877824][   T57] br0: port 2(veth2) entered blocking state
[  755.878084][   T57] br0: port 2(veth2) entered forwarding state
[  755.905832][   T36] br0: port 3(veth4) entered blocking state
[  755.906074][   T36] br0: port 3(veth4) entered forwarding state
[  769.993742][ T4857] veth3: entered promiscuous mode
[  771.256987][ T4866] veth3: left promiscuous mode
[  771.294954][ T4867] veth3: entered promiscuous mode
[  772.546120][ T4876] veth3: left promiscuous mode
[  772.611434][ T4884] br0: port 3(veth4) entered disabled state
[  772.634140][ T4885] br0: port 2(veth2) entered disabled state
[  772.657071][ T4886] br0: port 1(veth1) entered disabled state
[  772.691902][ T4887] veth4: left allmulticast mode
[  772.692081][ T4887] veth4: left promiscuous mode
[  772.692308][ T4887] br0: port 3(veth4) entered disabled state
[  772.693228][ T4887] veth2: left allmulticast mode
[  772.693367][ T4887] veth2: left promiscuous mode
[  772.693585][ T4887] br0: port 2(veth2) entered disabled state
[  772.694556][ T4887] veth1: left allmulticast mode
[  772.694702][ T4887] veth1: left promiscuous mode
[  772.694910][ T4887] br0: port 1(veth1) entered disabled state