[ 1017.833685][T12671] netdevsim netdevsim616 eni616np1: renamed from eth1
[ 1017.915793][T12720] netdevsim netdevsim323 eni323np1: renamed from eth0
[ 1019.809549][T12715] Could not find device with ifindex 2000 in netnsfd 11
[ 1019.810466][T12715] Could not find netns with fd: 2000
[ 1019.811474][T12715] Cannot link a netdevsim to itself
[ 1019.821666][T12715] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).