[  454.844542] netdevsim netdevsim410 eni410np1: renamed from eth0
[  454.845100] netdevsim netdevsim731 eni731np1: renamed from eth1
[  454.931447] Could not find device with ifindex 2000 in netnsfd 11
[  454.931542] Could not find netns with fd: 2000
[  454.931591] Cannot link a netdevsim to itself
[  454.931645] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).