[  743.814480][T14425] netdevsim netdevsim414 eni414np1: renamed from eth0
[  743.829700][T14427] netdevsim netdevsim681 eni681np1: renamed from eth1
[  744.393152][T14413] Could not find device with ifindex 2000 in netnsfd 11
[  744.393786][T14413] Could not find netns with fd: 2000
[  744.394254][T14413] Cannot link a netdevsim to itself
[  744.395125][T14413] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).