[ 1334.497073][T13015] netdevsim netdevsim646 eni646np1: renamed from eth1
[ 1334.611977][T13018] netdevsim netdevsim502 eni502np1: renamed from eth0
[ 1337.367414][T13006] Could not find device with ifindex 2000 in netnsfd 11
[ 1337.369127][T13006] Could not find netns with fd: 2000
[ 1337.370079][T13006] Cannot link a netdevsim to itself
[ 1337.371544][T13006] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).