[  488.405589] netdevsim netdevsim424 eni424np1: renamed from eth0
[  488.406007] netdevsim netdevsim702 eni702np1: renamed from eth1
[  488.483936] Could not find device with ifindex 2000 in netnsfd 11
[  488.484030] Could not find netns with fd: 2000
[  488.484074] Cannot link a netdevsim to itself
[  488.484125] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).