[  487.692085] netdevsim netdevsim382 eni382np1: renamed from eth0
[  487.793641] netdevsim netdevsim638 eni638np1: renamed from eth1
[  488.095656] Could not find device with ifindex 2000 in netnsfd 11
[  488.095816] Could not find netns with fd: 2000
[  488.095917] Cannot link a netdevsim to itself
[  488.096037] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).