[  491.412870] netdevsim netdevsim325 eni325np1: renamed from eth0
[  491.514017] netdevsim netdevsim522 eni522np1: renamed from eth1
[  491.908101] Could not find device with ifindex 2000 in netnsfd 11
[  491.908261] Could not find netns with fd: 2000
[  491.908343] Cannot link a netdevsim to itself
[  491.908425] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).