[ 1317.994302][T12057] netdevsim netdevsim331 eni331np1: renamed from eth0
[ 1318.020604][T12056] netdevsim netdevsim513 eni513np1: renamed from eth1
[ 1321.414210][T12049] Could not find device with ifindex 2000 in netnsfd 11
[ 1321.414971][T12049] Could not find netns with fd: 2000
[ 1321.415540][T12049] Cannot link a netdevsim to itself
[ 1321.416516][T12049] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).