[  477.215613] netdevsim netdevsim482 eni482np1: renamed from eth0
[  477.216262] netdevsim netdevsim731 eni731np1: renamed from eth1
[  477.316433] Could not find device with ifindex 2000 in netnsfd 11
[  477.316509] Could not find netns with fd: 2000
[  477.316551] Cannot link a netdevsim to itself
[  477.316608] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).