[  473.391364] netdevsim netdevsim284 eni284np1: renamed from eth0
[  473.391766] netdevsim netdevsim566 eni566np1: renamed from eth1
[  473.469080] Could not find device with ifindex 2000 in netnsfd 11
[  473.469165] Could not find netns with fd: 2000
[  473.469209] Cannot link a netdevsim to itself
[  473.469260] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).