[ 1175.551920][T12603] netdevsim netdevsim660 eni660np1: renamed from eth1
[ 1175.638288][T12604] netdevsim netdevsim385 eni385np1: renamed from eth0
[ 1178.415387][T12595] Could not find device with ifindex 2000 in netnsfd 11
[ 1178.416558][T12595] Could not find netns with fd: 2000
[ 1178.417402][T12595] Cannot link a netdevsim to itself
[ 1178.418434][T12595] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).