[  527.988127] netdevsim netdevsim464 eni464np1: renamed from eth0
[  528.084616] netdevsim netdevsim692 eni692np1: renamed from eth1
[  528.356238] Could not find device with ifindex 2000 in netnsfd 11
[  528.356499] Could not find netns with fd: 2000
[  528.356627] Cannot link a netdevsim to itself
[  528.356771] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).