[ 1277.976229][T12744] netdevsim netdevsim333 eni333np1: renamed from eth0
[ 1278.038505][T12745] netdevsim netdevsim641 eni641np1: renamed from eth1
[ 1280.682422][T12731] Could not find device with ifindex 2000 in netnsfd 11
[ 1280.684193][T12731] Could not find netns with fd: 2000
[ 1280.685178][T12731] Cannot link a netdevsim to itself
[ 1280.686434][T12731] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).