[  760.589627][T14748] netdevsim netdevsim404 eni404np1: renamed from eth0
[  760.603422][T14750] netdevsim netdevsim566 eni566np1: renamed from eth1
[  761.174783][T14736] Could not find device with ifindex 2000 in netnsfd 11
[  761.175259][T14736] Could not find netns with fd: 2000
[  761.175708][T14736] Cannot link a netdevsim to itself
[  761.176106][T14736] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).