[  792.823185][T14580] netdevsim netdevsim406 eni406np1: renamed from eth0
[  792.838282][T14582] netdevsim netdevsim723 eni723np1: renamed from eth1
[  793.457607][T14568] Could not find device with ifindex 2000 in netnsfd 11
[  793.458492][T14568] Could not find netns with fd: 2000
[  793.458964][T14568] Cannot link a netdevsim to itself
[  793.459495][T14568] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).