[ 1352.368036][T13033] netdevsim netdevsim257 eni257np1: renamed from eth0
[ 1352.394234][T13035] netdevsim netdevsim541 eni541np1: renamed from eth1
[ 1355.391612][T13022] Could not find device with ifindex 2000 in netnsfd 11
[ 1355.393712][T13022] Could not find netns with fd: 2000
[ 1355.394731][T13022] Cannot link a netdevsim to itself
[ 1355.395935][T13022] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).