[  485.601868] netdevsim netdevsim328 eni328np1: renamed from eth0
[  485.703188] netdevsim netdevsim675 eni675np1: renamed from eth1
[  486.059675] Could not find device with ifindex 2000 in netnsfd 11
[  486.059844] Could not find netns with fd: 2000
[  486.059930] Cannot link a netdevsim to itself
[  486.060028] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).