[ 1256.753891][ T8722] br1: port 1(veth1) entered blocking state
[ 1256.754196][ T8722] br1: port 1(veth1) entered disabled state
[ 1256.754481][ T8722] veth1: entered allmulticast mode
[ 1256.756435][ T8722] veth1: entered promiscuous mode
[ 1256.847624][   T55] br1: port 1(veth1) entered blocking state
[ 1256.847918][   T55] br1: port 1(veth1) entered forwarding state
[ 1288.091019][ T8902] br1: port 1(veth1) entered disabled state
[ 1288.175184][ T8903] veth1: left allmulticast mode
[ 1288.175468][ T8903] veth1: left promiscuous mode
[ 1288.175806][ T8903] br1: port 1(veth1) entered disabled state