[  492.064963] netdevsim netdevsim392 eni392np1: renamed from eth0
[  492.160380] netdevsim netdevsim525 eni525np1: renamed from eth1
[  492.404453] Could not find device with ifindex 2000 in netnsfd 11
[  492.404775] Could not find netns with fd: 2000
[  492.404861] Cannot link a netdevsim to itself
[  492.404968] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).