[  755.756573][T14466] netdevsim netdevsim460 eni460np1: renamed from eth0
[  755.774452][T14468] netdevsim netdevsim627 eni627np1: renamed from eth1
[  756.361557][T14454] Could not find device with ifindex 2000 in netnsfd 11
[  756.362085][T14454] Could not find netns with fd: 2000
[  756.362442][T14454] Cannot link a netdevsim to itself
[  756.362871][T14454] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).