[ 1308.962647][T12853] netdevsim netdevsim658 eni658np1: renamed from eth1
[ 1309.016799][T12856] netdevsim netdevsim490 eni490np1: renamed from eth0
[ 1311.643553][T12843] Could not find device with ifindex 2000 in netnsfd 11
[ 1311.646012][T12843] Could not find netns with fd: 2000
[ 1311.646941][T12843] Cannot link a netdevsim to itself
[ 1311.648158][T12843] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).