[ 1028.176705][T12073] netdevsim netdevsim641 eni641np1: renamed from eth1
[ 1028.253646][T12138] netdevsim netdevsim427 eni427np1: renamed from eth0
[ 1030.214735][T12558] Could not find device with ifindex 2000 in netnsfd 11
[ 1030.216311][T12558] Could not find netns with fd: 2000
[ 1030.217567][T12558] Cannot link a netdevsim to itself
[ 1030.219246][T12558] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).