[  796.877483][T15641] netdevsim netdevsim448 eni448np1: renamed from eth0
[  796.897514][T15644] netdevsim netdevsim566 eni566np1: renamed from eth1
[  797.492948][T15629] Could not find device with ifindex 2000 in netnsfd 11
[  797.493701][T15629] Could not find netns with fd: 2000
[  797.494247][T15629] Cannot link a netdevsim to itself
[  797.494792][T15629] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).