[  480.163838] netdevsim netdevsim341 eni341np1: renamed from eth0
[  480.265605] netdevsim netdevsim704 eni704np1: renamed from eth1
[  480.581745] Could not find device with ifindex 2000 in netnsfd 11
[  480.581918] Could not find netns with fd: 2000
[  480.582010] Cannot link a netdevsim to itself
[  480.582126] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).