[  764.192021][T14583] netdevsim netdevsim344 eni344np1: renamed from eth0
[  764.212676][T14585] netdevsim netdevsim685 eni685np1: renamed from eth1
[  764.781567][T14571] Could not find device with ifindex 2000 in netnsfd 11
[  764.782194][T14571] Could not find netns with fd: 2000
[  764.782671][T14571] Cannot link a netdevsim to itself
[  764.783231][T14571] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).