[  484.809299] netdevsim netdevsim311 eni311np1: renamed from eth0
[  484.909922] netdevsim netdevsim718 eni718np1: renamed from eth1
[  485.275490] Could not find device with ifindex 2000 in netnsfd 11
[  485.275627] Could not find netns with fd: 2000
[  485.275705] Cannot link a netdevsim to itself
[  485.275796] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).