[ 1204.701671][T12783] netdevsim netdevsim645 eni645np1: renamed from eth1
[ 1204.707083][T12785] netdevsim netdevsim340 eni340np1: renamed from eth0
[ 1207.227999][T12776] Could not find device with ifindex 2000 in netnsfd 11
[ 1207.229228][T12776] Could not find netns with fd: 2000
[ 1207.230278][T12776] Cannot link a netdevsim to itself
[ 1207.231669][T12776] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).