[ 1381.869611][T13169] netdevsim netdevsim677 eni677np1: renamed from eth1
[ 1381.995590][T13172] netdevsim netdevsim387 eni387np1: renamed from eth0
[ 1384.593122][T13160] Could not find device with ifindex 2000 in netnsfd 11
[ 1384.594918][T13160] Could not find netns with fd: 2000
[ 1384.595935][T13160] Cannot link a netdevsim to itself
[ 1384.597052][T13160] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).