[ 1401.815789][T13313] netdevsim netdevsim299 eni299np1: renamed from eth0
[ 1401.885845][T13310] netdevsim netdevsim707 eni707np1: renamed from eth1
[ 1404.743339][T13301] Could not find device with ifindex 2000 in netnsfd 11
[ 1404.744829][T13301] Could not find netns with fd: 2000
[ 1404.746107][T13301] Cannot link a netdevsim to itself
[ 1404.747471][T13301] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).