[  768.390016][T14567] netdevsim netdevsim325 eni325np1: renamed from eth0
[  768.402724][T14569] netdevsim netdevsim706 eni706np1: renamed from eth1
[  768.984794][T14555] Could not find device with ifindex 2000 in netnsfd 11
[  768.985354][T14555] Could not find netns with fd: 2000
[  768.985757][T14555] Cannot link a netdevsim to itself
[  768.986174][T14555] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).