[ 1051.859703][T12765] netdevsim netdevsim329 eni329np1: renamed from eth0
[ 1051.954302][T12768] netdevsim netdevsim600 eni600np1: renamed from eth1
[ 1053.731177][T12758] Could not find device with ifindex 2000 in netnsfd 11
[ 1053.732123][T12758] Could not find netns with fd: 2000
[ 1053.732834][T12758] Cannot link a netdevsim to itself
[ 1053.733668][T12758] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).