[  478.714022] netdevsim netdevsim764 eni764np1: renamed from eth1
[  478.714596] netdevsim netdevsim294 eni294np1: renamed from eth0
[  478.796756] Could not find device with ifindex 2000 in netnsfd 11
[  478.796897] Could not find netns with fd: 2000
[  478.796996] Cannot link a netdevsim to itself
[  478.797111] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).