[ 1631.759534][ T7521] br1: port 1(veth1) entered blocking state
[ 1631.760088][ T7521] br1: port 1(veth1) entered disabled state
[ 1631.760513][ T7521] veth1: entered allmulticast mode
[ 1631.765122][ T7521] veth1: entered promiscuous mode
[ 1631.883542][   T56] br1: port 1(veth1) entered blocking state
[ 1631.884012][   T56] br1: port 1(veth1) entered forwarding state
[ 1646.801271][ T7620] br1: port 1(veth1) entered disabled state
[ 1646.920621][ T7621] veth1: left allmulticast mode
[ 1646.920979][ T7621] veth1: left promiscuous mode
[ 1646.921463][ T7621] br1: port 1(veth1) entered disabled state