[ 1029.916883][T12676] netdevsim netdevsim625 eni625np1: renamed from eth1
[ 1030.008527][T12725] netdevsim netdevsim472 eni472np1: renamed from eth0
[ 1031.886359][T12720] Could not find device with ifindex 2000 in netnsfd 11
[ 1031.887277][T12720] Could not find netns with fd: 2000
[ 1031.887967][T12720] Cannot link a netdevsim to itself
[ 1031.888714][T12720] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).