[  745.075177][T14399] netdevsim netdevsim338 eni338np1: renamed from eth0
[  745.089207][T14401] netdevsim netdevsim542 eni542np1: renamed from eth1
[  745.645324][T14387] Could not find device with ifindex 2000 in netnsfd 11
[  745.646009][T14387] Could not find netns with fd: 2000
[  745.646468][T14387] Cannot link a netdevsim to itself
[  745.646972][T14387] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).