[ 1425.531029][T12524] netdevsim netdevsim672 eni672np1: renamed from eth1
[ 1425.539227][T12526] netdevsim netdevsim469 eni469np1: renamed from eth0
[ 1429.194600][T12518] Could not find device with ifindex 2000 in netnsfd 11
[ 1429.195802][T12518] Could not find netns with fd: 2000
[ 1429.196776][T12518] Cannot link a netdevsim to itself
[ 1429.197890][T12518] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).