=== root kldunload on leaked system:
kldunload: can't unload file: Device busy
      45
DragonFly dfbsd 6.5-DEVELOPMENT DragonFly 6.5-DEVELOPMENT #0: Thu Jul  2 06:02:54 UTC 2026     root@dfbsd:/usr/obj/usr/src/sys/X86_64_GENERIC  x86_64
kern.osreldate: 600519
hw.snd.verbose: 0
MD5 (/boot/kernel/sound.ko) = e869fcdebe0137ee26a9de85429c0baf