[ 1289.023779][T13029] netdevsim netdevsim309 eni309np1: renamed from eth0
[ 1289.076040][T13026] netdevsim netdevsim598 eni598np1: renamed from eth1
[ 1291.651809][T13016] Could not find device with ifindex 2000 in netnsfd 11
[ 1291.652947][T13016] Could not find netns with fd: 2000
[ 1291.653868][T13016] Cannot link a netdevsim to itself
[ 1291.655079][T13016] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).