[ 1236.170237][T11153] netdevsim netdevsim470 eni470np1: renamed from eth0
[ 1236.275230][T11152] netdevsim netdevsim554 eni554np1: renamed from eth1
[ 1239.535697][T11145] Could not find device with ifindex 2000 in netnsfd 11
[ 1239.536452][T11145] Could not find netns with fd: 2000
[ 1239.537046][T11145] Cannot link a netdevsim to itself
[ 1239.537836][T11145] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).