[  480.768391] netdevsim netdevsim649 eni649np1: renamed from eth1
[  480.768592] netdevsim netdevsim359 eni359np1: renamed from eth0
[  480.860851] Could not find device with ifindex 2000 in netnsfd 11
[  480.860957] Could not find netns with fd: 2000
[  480.861006] Cannot link a netdevsim to itself
[  480.861060] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).