[  861.735008][T15818] netdevsim netdevsim401 eni401np1: renamed from eth0
[  861.760999][T15817] netdevsim netdevsim718 eni718np1: renamed from eth1
[  862.513037][T15805] Could not find device with ifindex 2000 in netnsfd 11
[  862.514147][T15805] Could not find netns with fd: 2000
[  862.514884][T15805] Cannot link a netdevsim to itself
[  862.517550][T15805] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).