[  813.525304][T14656] netdevsim netdevsim426 eni426np1: renamed from eth0
[  813.534738][T14655] netdevsim netdevsim650 eni650np1: renamed from eth1
[  814.131781][T14644] Could not find device with ifindex 2000 in netnsfd 11
[  814.132423][T14644] Could not find netns with fd: 2000
[  814.132907][T14644] Cannot link a netdevsim to itself
[  814.133420][T14644] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).