[  817.195179][T15777] netdevsim netdevsim477 eni477np1: renamed from eth0
[  817.227815][T15776] netdevsim netdevsim593 eni593np1: renamed from eth1
[  817.994015][T15764] Could not find device with ifindex 2000 in netnsfd 11
[  817.994656][T15764] Could not find netns with fd: 2000
[  817.995147][T15764] Cannot link a netdevsim to itself
[  817.995670][T15764] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).