[  490.051986] netdevsim netdevsim316 eni316np1: renamed from eth0
[  490.153368] netdevsim netdevsim588 eni588np1: renamed from eth1
[  490.516680] Could not find device with ifindex 2000 in netnsfd 11
[  490.516835] Could not find netns with fd: 2000
[  490.516905] Cannot link a netdevsim to itself
[  490.516996] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).