[  492.055893] netdevsim netdevsim479 eni479np1: renamed from eth0
[  492.056907] netdevsim netdevsim697 eni697np1: renamed from eth1
[  492.151799] Could not find device with ifindex 2000 in netnsfd 11
[  492.151929] Could not find netns with fd: 2000
[  492.151982] Cannot link a netdevsim to itself
[  492.152046] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).