@Koba I can confirm the 5.19.9000-37-generic kernel from comment 36
fixes the issue for me as well, congratulations!

I agree the 60Hz audio issue ought to be a separate report, but until
that appears a quick side note to this one: my refresh rate is 60Hz and
I have no issues with my audio but I wonder if that's also related to
resolution. Specifically I'm on an old 1080p monitor so the lowest
refresh rate I can drop to is 50Hz (and the highest ~72Hz), and neither
seems to have any particularly noticeable effect on the audio output. I
wonder if those having audio issues are running at a higher resolution,
presumably 4K?

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https://bugs.launchpad.net/bugs/2009136

Title:
  No HDMI audio under 5.19.0-35 & -37 (regression from -32)

Status in linux package in Ubuntu:
  Confirmed
Status in linux source package in Jammy:
  Invalid
Status in linux source package in Kinetic:
  In Progress

Bug description:
  CLARIFICATION: Just to avoid any confusion for those coming to this
  bug report; the "Jammy: invalid" status above does *not* mean that
  this bug doesn't affect jammy -- it does, and the kernel team is aware
  of this. All it reflects is that the fix has to go into the kinetic
  kernel package which will then flow into the kernel-hwe package
  implicitly.

  Currently known affected cards:

  * HD 7700 (comment 8)
  * R9 290 (comment 21)
  * RX 550 (LP: #2012141, and comment 27)
  * RX 570 (mine)
  * RX 580 (LP: #2009276, and comment 28)
  * WX 3200 (comment 29)
  * RX 6600 (LP: #2009542)
  * RX 6700 (LP: #2009275)

  [ Original Description ]

  After upgrading my Ubuntu jammy (22.04) desktop to the -35 release of
  the kernel, I found my HDMI audio output device had disappeared.
  Reverting to the -32 release caused it to appear again (hence why I'm
  filing the bug against the kernel rather than pulseaudio). I'm
  attaching the dmesg output from immediately after booting each kernel,
  but after a bit of trimming and diffing I *think* the following lines
  are the salient ones:

  input: HDA ATI HDMI HDMI/DP,pcm=3 as 
/devices/pci0000:00/0000:00:03.1/0000:2b:00.1/sound/card0/input12
  input: HDA ATI HDMI HDMI/DP,pcm=7 as 
/devices/pci0000:00/0000:00:03.1/0000:2b:00.1/sound/card0/input13
  input: HDA ATI HDMI HDMI/DP,pcm=8 as 
/devices/pci0000:00/0000:00:03.1/0000:2b:00.1/sound/card0/input14
  input: HDA ATI HDMI HDMI/DP,pcm=9 as 
/devices/pci0000:00/0000:00:03.1/0000:2b:00.1/sound/card0/input15
  input: HDA ATI HDMI HDMI/DP,pcm=10 as 
/devices/pci0000:00/0000:00:03.1/0000:2b:00.1/sound/card0/input16
  input: HDA ATI HDMI HDMI/DP,pcm=11 as 
/devices/pci0000:00/0000:00:03.1/0000:2b:00.1/sound/card0/input17
  snd_hda_intel 0000:2b:00.1: bound 0000:2b:00.0 (ops 
amdgpu_dm_audio_component_bind_ops [amdgpu])

  These lines appear in the dmesg of the -32 kernel, but not in the -35
  kernel's log. Meanwhile, the following lines appear in the -35
  kernel's log but not in the -32:

  hdaudio hdaudioC0D0: no AFG or MFG node found
  snd_hda_intel 0000:2b:00.1: no codecs initialized

  I'll also attach the output of "pactl list" under each kernel (this
  shows the HDMI audio sink showing up under -32, but not -35) just in
  case that helps shed any light on things.

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