[  475.689204] netdevsim netdevsim342 eni342np1: renamed from eth0
[  475.689940] netdevsim netdevsim564 eni564np1: renamed from eth0
[  475.791439] Could not find device with ifindex 2000 in netnsfd 11
[  475.791535] Could not find netns with fd: 2000
[  475.791576] Cannot link a netdevsim to itself
[  475.791623] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).