[  476.018762] netdevsim netdevsim364 eni364np1: renamed from eth0
[  476.021525] netdevsim netdevsim704 eni704np1: renamed from eth0
[  476.109391] Could not find device with ifindex 2000 in netnsfd 11
[  476.109490] Could not find netns with fd: 2000
[  476.109536] Cannot link a netdevsim to itself
[  476.109588] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).