[  780.305546][T14636] netdevsim netdevsim466 eni466np1: renamed from eth0
[  780.311949][T14634] netdevsim netdevsim642 eni642np1: renamed from eth1
[  780.900084][T14623] Could not find device with ifindex 2000 in netnsfd 11
[  780.900673][T14623] Could not find netns with fd: 2000
[  780.901144][T14623] Cannot link a netdevsim to itself
[  780.901660][T14623] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).