[  799.980356][T15632] netdevsim netdevsim320 eni320np1: renamed from eth0
[  799.995938][T15635] netdevsim netdevsim729 eni729np1: renamed from eth1
[  800.596521][T15620] Could not find device with ifindex 2000 in netnsfd 11
[  800.597183][T15620] Could not find netns with fd: 2000
[  800.597692][T15620] Cannot link a netdevsim to itself
[  800.598221][T15620] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).