[  491.375449] netdevsim netdevsim467 eni467np1: renamed from eth0
[  491.376256] netdevsim netdevsim654 eni654np1: renamed from eth0
[  491.477739] Could not find device with ifindex 2000 in netnsfd 11
[  491.477884] Could not find netns with fd: 2000
[  491.477950] Cannot link a netdevsim to itself
[  491.478017] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).