[Bug 236984] hdac0: Command timeout on address 0

From: <bugzilla-noreply_at_freebsd.org>
Date: Tue, 31 Mar 2026 02:09:30 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=236984

charlesrocket <slowdive@me.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |slowdive@me.com

--- Comment #6 from charlesrocket <slowdive@me.com> ---
Same on t480:

```
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
hdac0: Command 0x20373100 timeout on address 2
```

If I open an audio file in VLC and try to play video in Firefox, audio freezes
at the loud buzz until VLC/Firefox is killed

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