[  753.699047][T14620] netdevsim netdevsim379 eni379np1: renamed from eth0
[  753.711660][T14622] netdevsim netdevsim662 eni662np1: renamed from eth1
[  754.317817][T14608] Could not find device with ifindex 2000 in netnsfd 11
[  754.318418][T14608] Could not find netns with fd: 2000
[  754.318858][T14608] Cannot link a netdevsim to itself
[  754.319300][T14608] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).