[  427.403429] netdevsim netdevsim330 eni330np1: renamed from eth0
[  427.404541] netdevsim netdevsim574 eni574np1: renamed from eth1
[  427.490341] Could not find device with ifindex 2000 in netnsfd 11
[  427.490428] Could not find netns with fd: 2000
[  427.490472] Cannot link a netdevsim to itself
[  427.490520] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).