[ 1200.172962][T12774] netdevsim netdevsim723 eni723np1: renamed from eth1
[ 1200.299728][T12776] netdevsim netdevsim386 eni386np1: renamed from eth0
[ 1202.800783][T12768] Could not find device with ifindex 2000 in netnsfd 11
[ 1202.801967][T12768] Could not find netns with fd: 2000
[ 1202.802909][T12768] Cannot link a netdevsim to itself
[ 1202.804290][T12768] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).