[ 1026.632927][T12130] netdevsim netdevsim518 eni518np1: renamed from eth1
[ 1026.751415][T12133] netdevsim netdevsim438 eni438np1: renamed from eth0
[ 1028.677303][T12553] Could not find device with ifindex 2000 in netnsfd 11
[ 1028.678250][T12553] Could not find netns with fd: 2000
[ 1028.678902][T12553] Cannot link a netdevsim to itself
[ 1028.679683][T12553] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).