[  788.768930][T14745] netdevsim netdevsim274 eni274np1: renamed from eth0
[  788.791806][T14748] netdevsim netdevsim588 eni588np1: renamed from eth1
[  789.334325][T14733] Could not find device with ifindex 2000 in netnsfd 11
[  789.334849][T14733] Could not find netns with fd: 2000
[  789.335227][T14733] Cannot link a netdevsim to itself
[  789.335637][T14733] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).