[  488.378187] netdevsim netdevsim576 eni576np1: renamed from eth1
[  488.475693] netdevsim netdevsim381 eni381np1: renamed from eth0
[  488.681679] Could not find device with ifindex 2000 in netnsfd 11
[  488.681899] Could not find netns with fd: 2000
[  488.681974] Cannot link a netdevsim to itself
[  488.682061] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).