[  487.024684] netdevsim netdevsim739 eni739np1: renamed from eth1
[  487.119518] netdevsim netdevsim332 eni332np1: renamed from eth0
[  487.346651] Could not find device with ifindex 2000 in netnsfd 11
[  487.346969] Could not find netns with fd: 2000
[  487.347093] Cannot link a netdevsim to itself
[  487.347225] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).