[ 1041.223118][T12657] netdevsim netdevsim689 eni689np1: renamed from eth1
[ 1041.323158][T12658] netdevsim netdevsim419 eni419np1: renamed from eth0
[ 1043.195728][T12651] Could not find device with ifindex 2000 in netnsfd 11
[ 1043.196834][T12651] Could not find netns with fd: 2000
[ 1043.197627][T12651] Cannot link a netdevsim to itself
[ 1043.198543][T12651] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).