[  491.797037] netdevsim netdevsim325 eni325np1: renamed from eth0
[  491.893381] netdevsim netdevsim613 eni613np1: renamed from eth1
[  492.119701] Could not find device with ifindex 2000 in netnsfd 11
[  492.119906] Could not find netns with fd: 2000
[  492.119994] Cannot link a netdevsim to itself
[  492.120094] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).