[ 1301.146853][T12851] netdevsim netdevsim344 eni344np1: renamed from eth0
[ 1301.206387][T12850] netdevsim netdevsim515 eni515np1: renamed from eth1
[ 1303.793285][T12839] Could not find device with ifindex 2000 in netnsfd 11
[ 1303.795156][T12839] Could not find netns with fd: 2000
[ 1303.796040][T12839] Cannot link a netdevsim to itself
[ 1303.797080][T12839] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).