[ 1011.891145][T12457] netdevsim netdevsim688 eni688np1: renamed from eth1
[ 1011.905040][T12458] netdevsim netdevsim292 eni292np1: renamed from eth0
[ 1013.947137][T12450] Could not find device with ifindex 2000 in netnsfd 11
[ 1013.948187][T12450] Could not find netns with fd: 2000
[ 1013.948879][T12450] Cannot link a netdevsim to itself
[ 1013.950032][T12450] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).