[  495.143309] netdevsim netdevsim766 eni766np1: renamed from eth1
[  495.239786] netdevsim netdevsim384 eni384np1: renamed from eth0
[  495.482009] Could not find device with ifindex 2000 in netnsfd 11
[  495.482321] Could not find netns with fd: 2000
[  495.482405] Cannot link a netdevsim to itself
[  495.482516] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).