[ 4037.341678][  T420] br0: port 1(vx10) entered blocking state
[ 4037.342083][  T420] br0: port 1(vx10) entered disabled state
[ 4037.342484][  T420] vx10: entered allmulticast mode
[ 4037.344606][  T420] vx10: entered promiscuous mode
[ 4039.064817][  T447] vx10: left allmulticast mode
[ 4039.065174][  T447] vx10: left promiscuous mode
[ 4039.065652][  T447] br0: port 1(vx10) entered disabled state