[  763.153822][T14448] netdevsim netdevsim293 eni293np1: renamed from eth0
[  763.170004][T14450] netdevsim netdevsim653 eni653np1: renamed from eth1
[  763.768568][T14436] Could not find device with ifindex 2000 in netnsfd 11
[  763.769061][T14436] Could not find netns with fd: 2000
[  763.769786][T14436] Cannot link a netdevsim to itself
[  763.770278][T14436] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).