[  479.152593] netdevsim netdevsim293 eni293np1: renamed from eth0
[  479.152884] netdevsim netdevsim672 eni672np1: renamed from eth1
[  479.242851] Could not find device with ifindex 2000 in netnsfd 11
[  479.242950] Could not find netns with fd: 2000
[  479.242995] Cannot link a netdevsim to itself
[  479.243048] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).