[ 1349.039164][T13060] netdevsim netdevsim333 eni333np1: renamed from eth0
[ 1349.157836][T13064] netdevsim netdevsim667 eni667np1: renamed from eth1
[ 1352.250203][T13050] Could not find device with ifindex 2000 in netnsfd 11
[ 1352.252001][T13050] Could not find netns with fd: 2000
[ 1352.252955][T13050] Cannot link a netdevsim to itself
[ 1352.254049][T13050] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).