[  476.253939] netdevsim netdevsim384 eni384np1: renamed from eth0
[  476.255040] netdevsim netdevsim755 eni755np1: renamed from eth0
[  476.347655] Could not find device with ifindex 2000 in netnsfd 11
[  476.347738] Could not find netns with fd: 2000
[  476.347782] Cannot link a netdevsim to itself
[  476.347832] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).