[  757.871099][T14558] netdevsim netdevsim346 eni346np1: renamed from eth0
[  757.894538][T14560] netdevsim netdevsim583 eni583np1: renamed from eth1
[  758.446347][T14546] Could not find device with ifindex 2000 in netnsfd 11
[  758.446921][T14546] Could not find netns with fd: 2000
[  758.447359][T14546] Cannot link a netdevsim to itself
[  758.447882][T14546] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).