[  478.101627] netdevsim netdevsim368 eni368np1: renamed from eth0
[  478.102412] netdevsim netdevsim631 eni631np1: renamed from eth1
[  478.202954] Could not find device with ifindex 2000 in netnsfd 11
[  478.203069] Could not find netns with fd: 2000
[  478.203122] Cannot link a netdevsim to itself
[  478.203183] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).