Public bug reported:

Release: 20.04
What you expected to happen: Speakers and microphone to be detected
What happened instead: Neither speakers or microphones are being detected. 
Pavucontrol shows Dummy Device

I recently bought new computer parts: Intel i7 10700k, MSI MAG z490
Tomahawk, 1TB Kingston m.2 drive and installed Kubuntu. after
installation has finished, neither my speakers, USB microphone or my my
wacom graphics tablet are being detected. Plugging in headphones via the
front headphone jack doesn't work either. This is on kernel
5.11.0-27-generic. When booting to kernel 5.4.0-26-generic via grub,
audio works normally.

I ran alsa-info and attached the output here.

Someone on the Kubuntu IRC mentioned that it may be related to another
bug (https://bugzilla.kernel.org/show_bug.cgi?id=208555) and suggested
that I file a bug report here and boot into 5.4.0-26-generic until a fix

I'm not too familiar with bug reports so I may have missed something,
feel free to ask and I'll get back as soon as I can

** Affects: alsa-driver (Ubuntu)
     Importance: Undecided
         Status: New

** Attachment added: "alsa-info.txt"
   
https://bugs.launchpad.net/bugs/1940753/+attachment/5519695/+files/alsa-info.txt

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You received this bug notification because you are a member of Desktop
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https://bugs.launchpad.net/bugs/1940753

Title:
  Audio devices not detected on kernel 5.11.0-27-generic. Getting "Dummy
  Device" instead

Status in alsa-driver package in Ubuntu:
  New

Bug description:
  Release: 20.04
  What you expected to happen: Speakers and microphone to be detected
  What happened instead: Neither speakers or microphones are being detected. 
Pavucontrol shows Dummy Device

  I recently bought new computer parts: Intel i7 10700k, MSI MAG z490
  Tomahawk, 1TB Kingston m.2 drive and installed Kubuntu. after
  installation has finished, neither my speakers, USB microphone or my
  my wacom graphics tablet are being detected. Plugging in headphones
  via the front headphone jack doesn't work either. This is on kernel
  5.11.0-27-generic. When booting to kernel 5.4.0-26-generic via grub,
  audio works normally.

  I ran alsa-info and attached the output here.

  Someone on the Kubuntu IRC mentioned that it may be related to another
  bug (https://bugzilla.kernel.org/show_bug.cgi?id=208555) and suggested
  that I file a bug report here and boot into 5.4.0-26-generic until a
  fix

  I'm not too familiar with bug reports so I may have missed something,
  feel free to ask and I'll get back as soon as I can

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1940753/+subscriptions


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