[  522.278590] netdevsim netdevsim379 eni379np1: renamed from eth0
[  522.375810] netdevsim netdevsim692 eni692np1: renamed from eth1
[  522.602649] Could not find device with ifindex 2000 in netnsfd 11
[  522.602839] Could not find netns with fd: 2000
[  522.602918] Cannot link a netdevsim to itself
[  522.603021] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).