[  431.827231] netdevsim netdevsim357 eni357np1: renamed from eth0
[  431.829871] netdevsim netdevsim604 eni604np1: renamed from eth1
[  431.920510] Could not find device with ifindex 2000 in netnsfd 11
[  431.920588] Could not find netns with fd: 2000
[  431.920631] Cannot link a netdevsim to itself
[  431.920678] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).