[  479.852502] netdevsim netdevsim482 eni482np1: renamed from eth0
[  479.853214] netdevsim netdevsim623 eni623np1: renamed from eth1
[  479.941089] Could not find device with ifindex 2000 in netnsfd 11
[  479.941197] Could not find netns with fd: 2000
[  479.941243] Cannot link a netdevsim to itself
[  479.941295] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).