[  524.777179] netdevsim netdevsim319 eni319np1: renamed from eth0
[  524.873887] netdevsim netdevsim585 eni585np1: renamed from eth1
[  525.108671] Could not find device with ifindex 2000 in netnsfd 11
[  525.108848] Could not find netns with fd: 2000
[  525.108944] Cannot link a netdevsim to itself
[  525.109062] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).