[  778.138635][T14762] netdevsim netdevsim314 eni314np1: renamed from eth0
[  778.149697][T14764] netdevsim netdevsim668 eni668np1: renamed from eth1
[  778.727202][T14750] Could not find device with ifindex 2000 in netnsfd 11
[  778.727783][T14750] Could not find netns with fd: 2000
[  778.728218][T14750] Cannot link a netdevsim to itself
[  778.728788][T14750] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).