[  475.354506] netdevsim netdevsim393 eni393np1: renamed from eth0
[  475.354815] netdevsim netdevsim618 eni618np1: renamed from eth1
[  475.441776] Could not find device with ifindex 2000 in netnsfd 11
[  475.441868] Could not find netns with fd: 2000
[  475.441912] Cannot link a netdevsim to itself
[  475.441965] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).