[  367.472105][ T4604] netdevsim netdevsim417 eni417np1: renamed from eth0
[  367.560987][ T4603] netdevsim netdevsim714 eni714np1: renamed from eth1
[  370.256717][ T4592] Could not find device with ifindex 2000 in netnsfd 11
[  370.258104][ T4592] Could not find netns with fd: 2000
[  370.259310][ T4592] Cannot link a netdevsim to itself
[  370.260473][ T4592] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).