[  690.827893][T13035] netdevsim netdevsim304 eni304np1: renamed from eth0
[  690.841113][T13034] netdevsim netdevsim554 eni554np1: renamed from eth1
[  691.442444][T13023] Could not find device with ifindex 2000 in netnsfd 11
[  691.443338][T13023] Could not find netns with fd: 2000
[  691.447152][T13023] Cannot link a netdevsim to itself
[  691.447707][T13023] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).