[  765.317447][T14632] netdevsim netdevsim257 eni257np1: renamed from eth0
[  765.329371][T14634] netdevsim netdevsim576 eni576np1: renamed from eth1
[  765.896690][T14620] Could not find device with ifindex 2000 in netnsfd 11
[  765.897773][T14620] Could not find netns with fd: 2000
[  765.898179][T14620] Cannot link a netdevsim to itself
[  765.898609][T14620] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).