[ 1035.179030][T12582] netdevsim netdevsim674 eni674np1: renamed from eth1
[ 1035.305573][T12583] netdevsim netdevsim497 eni497np1: renamed from eth0
[ 1037.351499][T12575] Could not find device with ifindex 2000 in netnsfd 11
[ 1037.352927][T12575] Could not find netns with fd: 2000
[ 1037.354017][T12575] Cannot link a netdevsim to itself
[ 1037.358177][T12575] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).