[  859.827922][T15790] netdevsim netdevsim440 eni440np1: renamed from eth0
[  859.847739][T15791] netdevsim netdevsim751 eni751np1: renamed from eth1
[  860.663088][T15779] Could not find device with ifindex 2000 in netnsfd 11
[  860.663850][T15779] Could not find netns with fd: 2000
[  860.664331][T15779] Cannot link a netdevsim to itself
[  860.664886][T15779] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).