[  486.167834] netdevsim netdevsim383 eni383np1: renamed from eth0
[  486.268818] netdevsim netdevsim701 eni701np1: renamed from eth1
[  486.643791] Could not find device with ifindex 2000 in netnsfd 11
[  486.643974] Could not find netns with fd: 2000
[  486.644085] Cannot link a netdevsim to itself
[  486.644217] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).