[  488.298285] netdevsim netdevsim326 eni326np1: renamed from eth0
[  488.399978] netdevsim netdevsim528 eni528np1: renamed from eth1
[  488.719924] Could not find device with ifindex 2000 in netnsfd 11
[  488.720064] Could not find netns with fd: 2000
[  488.720130] Cannot link a netdevsim to itself
[  488.720218] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).