[  517.332548] netdevsim netdevsim658 eni658np1: renamed from eth1
[  517.429656] netdevsim netdevsim282 eni282np1: renamed from eth0
[  517.642003] Could not find device with ifindex 2000 in netnsfd 11
[  517.642152] Could not find netns with fd: 2000
[  517.642225] Cannot link a netdevsim to itself
[  517.642312] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).