[  481.755722] netdevsim netdevsim430 eni430np1: renamed from eth0
[  481.858152] netdevsim netdevsim523 eni523np1: renamed from eth1
[  482.219098] Could not find device with ifindex 2000 in netnsfd 11
[  482.219265] Could not find netns with fd: 2000
[  482.219351] Cannot link a netdevsim to itself
[  482.219451] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).