[  826.803120][T15780] netdevsim netdevsim379 eni379np1: renamed from eth0
[  826.820220][T15782] netdevsim netdevsim650 eni650np1: renamed from eth1
[  827.477374][T15767] Could not find device with ifindex 2000 in netnsfd 11
[  827.478037][T15767] Could not find netns with fd: 2000
[  827.483344][T15767] Cannot link a netdevsim to itself
[  827.483916][T15767] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).