XPost: linux.debian.bugs.dist   
   From: ben@decadent.org.uk   
      
   Control: tag -1 moreinfo   
      
   On Thu, 2025-11-06 at 23:11 +0200, bob_cabral wrote:   
   [...]   
   > Dear Maintainer,   
   >    
   > I'm filing this because I have a serious, persistent bug with my Intel AX210   
   Bluetooth audio on Debian. The problem isn't configuration; it's a kernel   
   driver issue preventing high-quality audio streaming (A2DP).   
      
   Did this work for you with *any* earlier kernel version?   
      
   > The Bluetooth headset connects, but I get absolutely no sound.   
   >    
   > 1. Situation   
   >    
   >     System State: Stable on basic audio (now running PulseAudio), but the   
   A2DP profile fails immediately upon stream activation.   
      
   Can you test with Wireplumber instead of PulseAudio?  I ask because that   
   is now the default audio mixer on Debian, and it has worked for me with   
   the similar AX200 Bluetooth adapter and various Bluetooth audio devices.   
      
      
   [...]   
   > $ actl list sinks short   
   > ...   
   > 7       bluez_sink.F4_9D_8A_88_50_6F.a2dp_sink  module-bluez5-device.c    
   s16le 2ch 44100Hz       IDLE   
   >    
   > (Note: The sink is loaded as A2DP but remains in the silent IDLE state.)   
   [...]   
      
   What happens if you run:   
      
       pactl set-default-sink bluez_sink.F4_9D_8A_88_50_6F.a2dp_sink   
      
   ?   
      
   Ben.   
      
   --    
   Ben Hutchings   
   Quantity is no substitute for quality, but it's the only one we've got.   
      
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