[  474.937476] netdevsim netdevsim367 eni367np1: renamed from eth0
[  474.937766] netdevsim netdevsim617 eni617np1: renamed from eth1
[  475.019490] Could not find device with ifindex 2000 in netnsfd 11
[  475.019573] Could not find netns with fd: 2000
[  475.019616] Cannot link a netdevsim to itself
[  475.019669] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).