[  472.435956] netdevsim netdevsim445 eni445np1: renamed from eth0
[  472.436465] netdevsim netdevsim739 eni739np1: renamed from eth1
[  472.514211] Could not find device with ifindex 2000 in netnsfd 11
[  472.514283] Could not find netns with fd: 2000
[  472.514341] Cannot link a netdevsim to itself
[  472.514386] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).