[ 1297.867117][T13023] netdevsim netdevsim410 eni410np1: renamed from eth0
[ 1297.987454][T13021] netdevsim netdevsim722 eni722np1: renamed from eth1
[ 1300.691967][T13010] Could not find device with ifindex 2000 in netnsfd 11
[ 1300.693652][T13010] Could not find netns with fd: 2000
[ 1300.694630][T13010] Cannot link a netdevsim to itself
[ 1300.696674][T13010] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).