[  758.988426][T14573] netdevsim netdevsim484 eni484np1: renamed from eth0
[  759.010822][T14575] netdevsim netdevsim689 eni689np1: renamed from eth1
[  759.574906][T14561] Could not find device with ifindex 2000 in netnsfd 11
[  759.575518][T14561] Could not find netns with fd: 2000
[  759.575972][T14561] Cannot link a netdevsim to itself
[  759.576466][T14561] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).