[ 1224.207067][T11140] netdevsim netdevsim489 eni489np1: renamed from eth0
[ 1224.229142][T11141] netdevsim netdevsim518 eni518np1: renamed from eth1
[ 1227.542748][T11133] Could not find device with ifindex 2000 in netnsfd 11
[ 1227.543541][T11133] Could not find netns with fd: 2000
[ 1227.544169][T11133] Cannot link a netdevsim to itself
[ 1227.549646][T11133] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).