[ 1016.869076][T12646] netdevsim netdevsim320 eni320np1: renamed from eth0
[ 1016.955683][T12644] netdevsim netdevsim739 eni739np1: renamed from eth1
[ 1018.689582][T12723] Could not find device with ifindex 2000 in netnsfd 11
[ 1018.698844][T12723] Could not find netns with fd: 2000
[ 1018.699683][T12723] Cannot link a netdevsim to itself
[ 1018.700903][T12723] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).