[ 1010.094142][T12128] netdevsim netdevsim506 eni506np1: renamed from eth0
[ 1010.209829][T12063] netdevsim netdevsim677 eni677np1: renamed from eth1
[ 1011.912168][T12550] Could not find device with ifindex 2000 in netnsfd 11
[ 1011.913205][T12550] Could not find netns with fd: 2000
[ 1011.914009][T12550] Cannot link a netdevsim to itself
[ 1011.914974][T12550] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).