[  483.884815] netdevsim netdevsim332 eni332np1: renamed from eth0
[  483.885096] netdevsim netdevsim577 eni577np1: renamed from eth1
[  483.969859] Could not find device with ifindex 2000 in netnsfd 11
[  483.969948] Could not find netns with fd: 2000
[  483.969995] Cannot link a netdevsim to itself
[  483.970045] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).