[ 1256.055097][T13777] br1: port 1(veth1) entered blocking state
[ 1256.055397][T13777] br1: port 1(veth1) entered disabled state
[ 1256.055670][T13777] veth1: entered allmulticast mode
[ 1256.057879][T13777] veth1: entered promiscuous mode
[ 1256.145056][   T37] br1: port 1(veth1) entered blocking state
[ 1256.145420][   T37] br1: port 1(veth1) entered forwarding state
[ 1287.189590][T13956] br1: port 1(veth1) entered disabled state
[ 1287.256330][T13957] veth1: left allmulticast mode
[ 1287.256633][T13957] veth1: left promiscuous mode
[ 1287.256983][T13957] br1: port 1(veth1) entered disabled state