[  706.165930][T13055] netdevsim netdevsim337 eni337np1: renamed from eth0
[  706.204934][T13058] netdevsim netdevsim590 eni590np1: renamed from eth1
[  707.034684][T13043] Could not find device with ifindex 2000 in netnsfd 11
[  707.035612][T13043] Could not find netns with fd: 2000
[  707.036074][T13043] Cannot link a netdevsim to itself
[  707.036544][T13043] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).