[  689.457834][T13058] netdevsim netdevsim286 eni286np1: renamed from eth0
[  689.482098][T13060] netdevsim netdevsim699 eni699np1: renamed from eth1
[  690.088180][T13046] Could not find device with ifindex 2000 in netnsfd 11
[  690.089079][T13046] Could not find netns with fd: 2000
[  690.089554][T13046] Cannot link a netdevsim to itself
[  690.093651][T13046] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).