[  483.692911] netdevsim netdevsim659 eni659np1: renamed from eth1
[  483.791035] netdevsim netdevsim462 eni462np1: renamed from eth0
[  483.999070] Could not find device with ifindex 2000 in netnsfd 11
[  483.999261] Could not find netns with fd: 2000
[  483.999356] Cannot link a netdevsim to itself
[  483.999474] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).