[  868.306188][T14804] netdevsim netdevsim492 eni492np1: renamed from eth0
[  868.322789][T14806] netdevsim netdevsim624 eni624np1: renamed from eth1
[  869.034283][T14792] Could not find device with ifindex 2000 in netnsfd 11
[  869.035113][T14792] Could not find netns with fd: 2000
[  869.035488][T14792] Cannot link a netdevsim to itself
[  869.035942][T14792] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).