[  487.847339] netdevsim netdevsim382 eni382np1: renamed from eth0
[  487.847862] netdevsim netdevsim707 eni707np1: renamed from eth1
[  487.931833] Could not find device with ifindex 2000 in netnsfd 11
[  487.931926] Could not find netns with fd: 2000
[  487.931972] Cannot link a netdevsim to itself
[  487.932022] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).