[  515.361730] netdevsim netdevsim482 eni482np1: renamed from eth0
[  515.459633] netdevsim netdevsim709 eni709np1: renamed from eth1
[  515.669576] Could not find device with ifindex 2000 in netnsfd 11
[  515.669767] Could not find netns with fd: 2000
[  515.669846] Cannot link a netdevsim to itself
[  515.669953] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).