[  794.614116][T14573] netdevsim netdevsim473 eni473np1: renamed from eth0
[  794.630585][T14574] netdevsim netdevsim546 eni546np1: renamed from eth1
[  795.305508][T14561] Could not find device with ifindex 2000 in netnsfd 11
[  795.306023][T14561] Could not find netns with fd: 2000
[  795.306363][T14561] Cannot link a netdevsim to itself
[  795.306764][T14561] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).