[ 1352.245415][T12855] netdevsim netdevsim548 eni548np1: renamed from eth1
[ 1352.327401][T12853] netdevsim netdevsim320 eni320np1: renamed from eth0
[ 1355.662862][T12841] Could not find device with ifindex 2000 in netnsfd 11
[ 1355.665516][T12841] Could not find netns with fd: 2000
[ 1355.666592][T12841] Cannot link a netdevsim to itself
[ 1355.667832][T12841] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).