[ 1042.699452][T12751] netdevsim netdevsim466 eni466np1: renamed from eth0
[ 1042.809570][T12747] netdevsim netdevsim751 eni751np1: renamed from eth1
[ 1044.725862][T12743] Could not find device with ifindex 2000 in netnsfd 11
[ 1044.727249][T12743] Could not find netns with fd: 2000
[ 1044.728321][T12743] Cannot link a netdevsim to itself
[ 1044.729623][T12743] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).