[  489.261934] netdevsim netdevsim434 eni434np1: renamed from eth0
[  489.358169] netdevsim netdevsim652 eni652np1: renamed from eth1
[  489.601653] Could not find device with ifindex 2000 in netnsfd 11
[  489.602029] Could not find netns with fd: 2000
[  489.602159] Cannot link a netdevsim to itself
[  489.602283] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).