[  475.790559] netdevsim netdevsim371 eni371np1: renamed from eth0
[  475.791589] netdevsim netdevsim692 eni692np1: renamed from eth0
[  475.876395] Could not find device with ifindex 2000 in netnsfd 11
[  475.876478] Could not find netns with fd: 2000
[  475.876522] Cannot link a netdevsim to itself
[  475.876573] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).