[  842.521841][T14571] netdevsim netdevsim435 eni435np1: renamed from eth0
[  842.535014][T14573] netdevsim netdevsim708 eni708np1: renamed from eth1
[  843.354346][T14559] Could not find device with ifindex 2000 in netnsfd 11
[  843.355157][T14559] Could not find netns with fd: 2000
[  843.355553][T14559] Cannot link a netdevsim to itself
[  843.356066][T14559] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).