[ 1044.543344][T12760] netdevsim netdevsim620 eni620np1: renamed from eth1
[ 1044.668594][T12759] netdevsim netdevsim366 eni366np1: renamed from eth0
[ 1046.523651][T12751] Could not find device with ifindex 2000 in netnsfd 11
[ 1046.524643][T12751] Could not find netns with fd: 2000
[ 1046.525332][T12751] Cannot link a netdevsim to itself
[ 1046.526100][T12751] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).