[  484.906948] netdevsim netdevsim289 eni289np1: renamed from eth0
[  485.007322] netdevsim netdevsim742 eni742np1: renamed from eth1
[  485.396914] Could not find device with ifindex 2000 in netnsfd 11
[  485.397056] Could not find netns with fd: 2000
[  485.397130] Cannot link a netdevsim to itself
[  485.397212] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).