[ 1274.393145][T12920] netdevsim netdevsim398 eni398np1: renamed from eth0
[ 1274.474006][T12917] netdevsim netdevsim714 eni714np1: renamed from eth1
[ 1277.026549][T12907] Could not find device with ifindex 2000 in netnsfd 11
[ 1277.028822][T12907] Could not find netns with fd: 2000
[ 1277.029865][T12907] Cannot link a netdevsim to itself
[ 1277.031158][T12907] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).