[  712.664238][T13071] netdevsim netdevsim391 eni391np1: renamed from eth0
[  712.678686][T13073] netdevsim netdevsim554 eni554np1: renamed from eth1
[  713.384357][T13058] Could not find device with ifindex 2000 in netnsfd 11
[  713.385342][T13058] Could not find netns with fd: 2000
[  713.385750][T13058] Cannot link a netdevsim to itself
[  713.389721][T13058] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).