[  856.491813][T15778] netdevsim netdevsim434 eni434np1: renamed from eth0
[  856.528448][T15780] netdevsim netdevsim765 eni765np1: renamed from eth1
[  857.166068][T15765] Could not find device with ifindex 2000 in netnsfd 11
[  857.166750][T15765] Could not find netns with fd: 2000
[  857.167219][T15765] Cannot link a netdevsim to itself
[  857.168040][T15765] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).