[  486.370762] netdevsim netdevsim498 eni498np1: renamed from eth0
[  486.467248] netdevsim netdevsim738 eni738np1: renamed from eth1
[  486.678728] Could not find device with ifindex 2000 in netnsfd 11
[  486.679072] Could not find netns with fd: 2000
[  486.679175] Cannot link a netdevsim to itself
[  486.679302] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).