[ 1277.457008][T13026] netdevsim netdevsim748 eni748np1: renamed from eth1
[ 1277.591347][T13027] netdevsim netdevsim361 eni361np1: renamed from eth0
[ 1280.065119][T13014] Could not find device with ifindex 2000 in netnsfd 11
[ 1280.082208][T13014] Could not find netns with fd: 2000
[ 1280.083691][T13014] Cannot link a netdevsim to itself
[ 1280.085566][T13014] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).