[  760.990705][T14574] netdevsim netdevsim484 eni484np1: renamed from eth0
[  761.014435][T14576] netdevsim netdevsim719 eni719np1: renamed from eth1
[  761.596109][T14562] Could not find device with ifindex 2000 in netnsfd 11
[  761.596642][T14562] Could not find netns with fd: 2000
[  761.597272][T14562] Cannot link a netdevsim to itself
[  761.597806][T14562] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).