[  740.685942][T14307] netdevsim netdevsim470 eni470np1: renamed from eth0
[  740.690133][T14306] netdevsim netdevsim762 eni762np1: renamed from eth1
[  741.252024][T14295] Could not find device with ifindex 2000 in netnsfd 11
[  741.252813][T14295] Could not find netns with fd: 2000
[  741.253352][T14295] Cannot link a netdevsim to itself
[  741.253773][T14295] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).