[  486.807640] netdevsim netdevsim713 eni713np1: renamed from eth1
[  486.809635] netdevsim netdevsim384 eni384np1: renamed from eth0
[  486.912010] Could not find device with ifindex 2000 in netnsfd 11
[  486.912102] Could not find netns with fd: 2000
[  486.912145] Cannot link a netdevsim to itself
[  486.912201] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).