[ 1015.925943][T12594] netdevsim netdevsim648 eni648np1: renamed from eth1
[ 1016.015254][T12662] netdevsim netdevsim335 eni335np1: renamed from eth0
[ 1017.860770][T12739] Could not find device with ifindex 2000 in netnsfd 11
[ 1017.861777][T12739] Could not find netns with fd: 2000
[ 1017.862493][T12739] Cannot link a netdevsim to itself
[ 1017.863311][T12739] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).