[  472.235084] netdevsim netdevsim314 eni314np1: renamed from eth0
[  472.235489] netdevsim netdevsim716 eni716np1: renamed from eth1
[  472.318396] Could not find device with ifindex 2000 in netnsfd 11
[  472.318474] Could not find netns with fd: 2000
[  472.318507] Cannot link a netdevsim to itself
[  472.318547] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).