[  486.241992] netdevsim netdevsim348 eni348np1: renamed from eth0
[  486.242459] netdevsim netdevsim710 eni710np1: renamed from eth1
[  486.346059] Could not find device with ifindex 2000 in netnsfd 11
[  486.346158] Could not find netns with fd: 2000
[  486.346205] Cannot link a netdevsim to itself
[  486.346265] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).