[  704.821833][T13022] netdevsim netdevsim437 eni437np1: renamed from eth0
[  704.850545][T13024] netdevsim netdevsim730 eni730np1: renamed from eth1
[  705.477852][T13010] Could not find device with ifindex 2000 in netnsfd 11
[  705.478801][T13010] Could not find netns with fd: 2000
[  705.479271][T13010] Cannot link a netdevsim to itself
[  705.479732][T13010] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).