[  804.265616][T15633] netdevsim netdevsim396 eni396np1: renamed from eth0
[  804.275214][T15631] netdevsim netdevsim583 eni583np1: renamed from eth1
[  804.885043][T15620] Could not find device with ifindex 2000 in netnsfd 11
[  804.885662][T15620] Could not find netns with fd: 2000
[  804.886505][T15620] Cannot link a netdevsim to itself
[  804.892358][T15620] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).