[  454.178524] netdevsim netdevsim592 eni592np1: renamed from eth1
[  454.274794] netdevsim netdevsim307 eni307np1: renamed from eth0
[  454.504092] Could not find device with ifindex 2000 in netnsfd 11
[  454.504368] Could not find netns with fd: 2000
[  454.504455] Cannot link a netdevsim to itself
[  454.504586] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).