=A= uname:
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
=B= SonicVibes PCI devices (expect none):
grep_rc=1
=C= load snd_vibes:
loaded
=D= sndstat:
Installed devices:
=E= mixer nodes:
crw-rw-rw-  1 root  wheel   34, 0x000000ff Sep 21 12:11 /dev/mixer
=F= default clone probe (root):
open("/dev/mixer", O_RDWR): Bad file descriptor
=G= per-unit probe (root):
open("/dev/mixer0", O_RDWR): No such file or directory
=H= unload:
unloaded
ls: /dev/mixer: No such file or directory
=I= unprivileged probe via run_user (module loaded again):
open("/dev/mixer0", O_RDWR): No such file or directory
open("/dev/mixer", O_RDWR): Bad file descriptor