[  690.740992][T13007] netdevsim netdevsim273 eni273np1: renamed from eth0
[  690.761792][T13009] netdevsim netdevsim757 eni757np1: renamed from eth1
[  691.363164][T12995] Could not find device with ifindex 2000 in netnsfd 11
[  691.364076][T12995] Could not find netns with fd: 2000
[  691.364522][T12995] Cannot link a netdevsim to itself
[  691.365047][T12995] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).