[ 1022.456630][T12677] netdevsim netdevsim347 eni347np1: renamed from eth0
[ 1022.552798][T12678] netdevsim netdevsim566 eni566np1: renamed from eth1
[ 1024.306443][T12722] Could not find device with ifindex 2000 in netnsfd 11
[ 1024.307443][T12722] Could not find netns with fd: 2000
[ 1024.308133][T12722] Cannot link a netdevsim to itself
[ 1024.308974][T12722] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).