[ 1010.750759][T12130] netdevsim netdevsim664 eni664np1: renamed from eth1
[ 1010.865061][T12131] netdevsim netdevsim262 eni262np1: renamed from eth0
[ 1012.782066][T12452] Could not find device with ifindex 2000 in netnsfd 11
[ 1012.783036][T12452] Could not find netns with fd: 2000
[ 1012.783704][T12452] Cannot link a netdevsim to itself
[ 1012.784468][T12452] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).