[  472.925924] netdevsim netdevsim470 eni470np1: renamed from eth0
[  472.926303] netdevsim netdevsim652 eni652np1: renamed from eth1
[  473.001458] Could not find device with ifindex 2000 in netnsfd 11
[  473.001562] Could not find netns with fd: 2000
[  473.001611] Cannot link a netdevsim to itself
[  473.001662] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).