[  459.425394] netdevsim netdevsim313 eni313np1: renamed from eth0
[  459.426077] netdevsim netdevsim598 eni598np1: renamed from eth1
[  459.506141] Could not find device with ifindex 2000 in netnsfd 11
[  459.506249] Could not find netns with fd: 2000
[  459.506304] Cannot link a netdevsim to itself
[  459.506360] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).