[ 1313.675866][T12059] netdevsim netdevsim508 eni508np1: renamed from eth0
[ 1313.708539][T12060] netdevsim netdevsim693 eni693np1: renamed from eth1
[ 1317.625180][T12051] Could not find device with ifindex 2000 in netnsfd 11
[ 1317.626062][T12051] Could not find netns with fd: 2000
[ 1317.626707][T12051] Cannot link a netdevsim to itself
[ 1317.627443][T12051] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).