[  758.191538][T14623] netdevsim netdevsim373 eni373np1: renamed from eth0
[  758.203968][T14625] netdevsim netdevsim747 eni747np1: renamed from eth1
[  758.786697][T14611] Could not find device with ifindex 2000 in netnsfd 11
[  758.787568][T14611] Could not find netns with fd: 2000
[  758.788290][T14611] Cannot link a netdevsim to itself
[  758.789201][T14611] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).