[  480.332779] netdevsim netdevsim408 eni408np1: renamed from eth0
[  480.333576] netdevsim netdevsim589 eni589np1: renamed from eth0
[  480.419333] Could not find device with ifindex 2000 in netnsfd 11
[  480.419460] Could not find netns with fd: 2000
[  480.419514] Cannot link a netdevsim to itself
[  480.419604] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).