[ 1285.828190][T12844] netdevsim netdevsim727 eni727np1: renamed from eth1
[ 1285.894920][T12848] netdevsim netdevsim301 eni301np1: renamed from eth0
[ 1288.718405][T12835] Could not find device with ifindex 2000 in netnsfd 11
[ 1288.719967][T12835] Could not find netns with fd: 2000
[ 1288.720884][T12835] Cannot link a netdevsim to itself
[ 1288.722511][T12835] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).