[  701.439245][T13047] netdevsim netdevsim460 eni460np1: renamed from eth0
[  701.466892][T13046] netdevsim netdevsim606 eni606np1: renamed from eth1
[  702.209165][T13035] Could not find device with ifindex 2000 in netnsfd 11
[  702.210053][T13035] Could not find netns with fd: 2000
[  702.210521][T13035] Cannot link a netdevsim to itself
[  702.211089][T13035] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).