[  479.520542] netdevsim netdevsim318 eni318np1: renamed from eth0
[  479.521178] netdevsim netdevsim765 eni765np1: renamed from eth1
[  479.608422] Could not find device with ifindex 2000 in netnsfd 11
[  479.608541] Could not find netns with fd: 2000
[  479.608595] Cannot link a netdevsim to itself
[  479.608659] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).