[  770.104567][T14460] netdevsim netdevsim317 eni317np1: renamed from eth0
[  770.107414][T14462] netdevsim netdevsim602 eni602np1: renamed from eth1
[  770.812048][T14448] Could not find device with ifindex 2000 in netnsfd 11
[  770.812970][T14448] Could not find netns with fd: 2000
[  770.813592][T14448] Cannot link a netdevsim to itself
[  770.814322][T14448] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).