[  484.415058] netdevsim netdevsim279 eni279np1: renamed from eth0
[  484.515287] netdevsim netdevsim610 eni610np1: renamed from eth1
[  484.838623] Could not find device with ifindex 2000 in netnsfd 11
[  484.838804] Could not find netns with fd: 2000
[  484.838901] Cannot link a netdevsim to itself
[  484.839027] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).