[  522.631930] netdevsim netdevsim462 eni462np1: renamed from eth0
[  522.728648] netdevsim netdevsim735 eni735np1: renamed from eth1
[  522.975670] Could not find device with ifindex 2000 in netnsfd 11
[  522.975924] Could not find netns with fd: 2000
[  522.976043] Cannot link a netdevsim to itself
[  522.976199] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).