[ 1330.609811][T12060] netdevsim netdevsim468 eni468np1: renamed from eth0
[ 1330.626369][T12061] netdevsim netdevsim702 eni702np1: renamed from eth1
[ 1334.405192][T12052] Could not find device with ifindex 2000 in netnsfd 11
[ 1334.406093][T12052] Could not find netns with fd: 2000
[ 1334.406825][T12052] Cannot link a netdevsim to itself
[ 1334.407680][T12052] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).