[  472.851819] netdevsim netdevsim484 eni484np1: renamed from eth0
[  472.852186] netdevsim netdevsim728 eni728np1: renamed from eth1
[  472.942513] Could not find device with ifindex 2000 in netnsfd 11
[  472.942636] Could not find netns with fd: 2000
[  472.942725] Cannot link a netdevsim to itself
[  472.942807] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).