[ 1024.694402][T12724] netdevsim netdevsim258 eni258np1: renamed from eth0
[ 1024.792613][T12673] netdevsim netdevsim648 eni648np1: renamed from eth1
[ 1026.591667][T12718] Could not find device with ifindex 2000 in netnsfd 11
[ 1026.592733][T12718] Could not find netns with fd: 2000
[ 1026.593735][T12718] Cannot link a netdevsim to itself
[ 1026.594718][T12718] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).