[ 1330.139586][T12851] netdevsim netdevsim583 eni583np1: renamed from eth1
[ 1330.266266][T12854] netdevsim netdevsim403 eni403np1: renamed from eth0
[ 1332.881138][T12841] Could not find device with ifindex 2000 in netnsfd 11
[ 1332.884104][T12841] Could not find netns with fd: 2000
[ 1332.885548][T12841] Cannot link a netdevsim to itself
[ 1332.887338][T12841] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).