[ 1008.984655][T12128] netdevsim netdevsim302 eni302np1: renamed from eth0
[ 1008.988724][T12133] netdevsim netdevsim581 eni581np1: renamed from eth1
[ 1010.821619][T12721] Could not find device with ifindex 2000 in netnsfd 11
[ 1010.822623][T12721] Could not find netns with fd: 2000
[ 1010.823301][T12721] Cannot link a netdevsim to itself
[ 1010.824070][T12721] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).