[  479.392794] netdevsim netdevsim481 eni481np1: renamed from eth0
[  479.393072] netdevsim netdevsim716 eni716np1: renamed from eth1
[  479.490845] Could not find device with ifindex 2000 in netnsfd 11
[  479.490962] Could not find netns with fd: 2000
[  479.491013] Cannot link a netdevsim to itself
[  479.491078] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).