[  492.014757] netdevsim netdevsim382 eni382np1: renamed from eth0
[  492.111492] netdevsim netdevsim572 eni572np1: renamed from eth1
[  492.311114] Could not find device with ifindex 2000 in netnsfd 11
[  492.311418] Could not find netns with fd: 2000
[  492.311501] Cannot link a netdevsim to itself
[  492.311594] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).