[ 1027.129573][T12682] netdevsim netdevsim693 eni693np1: renamed from eth1
[ 1027.134259][T12731] netdevsim netdevsim500 eni500np1: renamed from eth0
[ 1028.987137][T12726] Could not find device with ifindex 2000 in netnsfd 11
[ 1028.988080][T12726] Could not find netns with fd: 2000
[ 1028.988731][T12726] Cannot link a netdevsim to itself
[ 1028.989480][T12726] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).