[  796.913311][T14460] netdevsim netdevsim451 eni451np1: renamed from eth0
[  796.921688][T14461] netdevsim netdevsim708 eni708np1: renamed from eth1
[  797.492369][T14447] Could not find device with ifindex 2000 in netnsfd 11
[  797.493343][T14447] Could not find netns with fd: 2000
[  797.493844][T14447] Cannot link a netdevsim to itself
[  797.494384][T14447] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).