[ 1012.955485][T12130] netdevsim netdevsim559 eni559np1: renamed from eth1
[ 1012.964076][T12066] netdevsim netdevsim337 eni337np1: renamed from eth0
[ 1014.659787][T12623] Could not find device with ifindex 2000 in netnsfd 11
[ 1014.660711][T12623] Could not find netns with fd: 2000
[ 1014.661387][T12623] Cannot link a netdevsim to itself
[ 1014.662436][T12623] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).