[ 1326.729378][T12061] netdevsim netdevsim709 eni709np1: renamed from eth1
[ 1326.820194][T12063] netdevsim netdevsim257 eni257np1: renamed from eth0
[ 1330.726720][T12055] Could not find device with ifindex 2000 in netnsfd 11
[ 1330.727849][T12055] Could not find netns with fd: 2000
[ 1330.729068][T12055] Cannot link a netdevsim to itself
[ 1330.730444][T12055] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).