[  799.602362][T14581] netdevsim netdevsim469 eni469np1: renamed from eth0
[  799.608717][T14583] netdevsim netdevsim746 eni746np1: renamed from eth1
[  800.238611][T14569] Could not find device with ifindex 2000 in netnsfd 11
[  800.239372][T14569] Could not find netns with fd: 2000
[  800.239724][T14569] Cannot link a netdevsim to itself
[  800.240141][T14569] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).