[  808.853950][T15761] netdevsim netdevsim336 eni336np1: renamed from eth0
[  808.869113][T15764] netdevsim netdevsim727 eni727np1: renamed from eth1
[  809.492076][T15749] Could not find device with ifindex 2000 in netnsfd 11
[  809.492956][T15749] Could not find netns with fd: 2000
[  809.493511][T15749] Cannot link a netdevsim to itself
[  809.494122][T15749] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).