[  474.368168] netdevsim netdevsim395 eni395np1: renamed from eth0
[  474.369007] netdevsim netdevsim714 eni714np1: renamed from eth1
[  474.466740] Could not find device with ifindex 2000 in netnsfd 11
[  474.466881] Could not find netns with fd: 2000
[  474.466952] Cannot link a netdevsim to itself
[  474.467027] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).