[ 1211.218134][T11143] netdevsim netdevsim497 eni497np1: renamed from eth0
[ 1211.227255][T11142] netdevsim netdevsim651 eni651np1: renamed from eth1
[ 1214.598384][T11135] Could not find device with ifindex 2000 in netnsfd 11
[ 1214.599804][T11135] Could not find netns with fd: 2000
[ 1214.600748][T11135] Cannot link a netdevsim to itself
[ 1214.601824][T11135] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).