[ 1042.852803][T12070] netdevsim netdevsim572 eni572np1: renamed from eth1
[ 1042.948784][T12137] netdevsim netdevsim266 eni266np1: renamed from eth0
[ 1044.844519][T12558] Could not find device with ifindex 2000 in netnsfd 11
[ 1044.845575][T12558] Could not find netns with fd: 2000
[ 1044.846885][T12558] Cannot link a netdevsim to itself
[ 1044.847797][T12558] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).