[  808.123957][T14771] netdevsim netdevsim348 eni348np1: renamed from eth0
[  808.136707][T14773] netdevsim netdevsim597 eni597np1: renamed from eth1
[  808.849330][T14759] Could not find device with ifindex 2000 in netnsfd 11
[  808.850395][T14759] Could not find netns with fd: 2000
[  808.850810][T14759] Cannot link a netdevsim to itself
[  808.851288][T14759] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).