[ 1754.835148][ T9670] br1: port 1(veth1) entered blocking state
[ 1754.835429][ T9670] br1: port 1(veth1) entered disabled state
[ 1754.835696][ T9670] veth1: entered allmulticast mode
[ 1754.837538][ T9670] veth1: entered promiscuous mode
[ 1755.000580][   T77] br1: port 1(veth1) entered blocking state
[ 1755.000860][   T77] br1: port 1(veth1) entered forwarding state
[ 1771.263048][ T9729] br1: port 1(veth1) entered disabled state
[ 1771.418247][ T9730] veth1: left allmulticast mode
[ 1771.418482][ T9730] veth1: left promiscuous mode
[ 1771.418786][ T9730] br1: port 1(veth1) entered disabled state