[  697.241621][T13037] netdevsim netdevsim274 eni274np1: renamed from eth0
[  697.264162][T13039] netdevsim netdevsim584 eni584np1: renamed from eth1
[  697.893826][T13025] Could not find device with ifindex 2000 in netnsfd 11
[  697.894719][T13025] Could not find netns with fd: 2000
[  697.895122][T13025] Cannot link a netdevsim to itself
[  697.898895][T13025] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).