[ 1304.703312][T13014] netdevsim netdevsim331 eni331np1: renamed from eth0
[ 1304.815657][T13011] netdevsim netdevsim590 eni590np1: renamed from eth1
[ 1307.462139][T13002] Could not find device with ifindex 2000 in netnsfd 11
[ 1307.464282][T13002] Could not find netns with fd: 2000
[ 1307.465167][T13002] Cannot link a netdevsim to itself
[ 1307.466211][T13002] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).