[  487.890043] netdevsim netdevsim446 eni446np1: renamed from eth0
[  487.991946] netdevsim netdevsim676 eni676np1: renamed from eth1
[  488.334771] Could not find device with ifindex 2000 in netnsfd 11
[  488.334905] Could not find netns with fd: 2000
[  488.334985] Cannot link a netdevsim to itself
[  488.335072] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).