[Bug 1910920] [NEW] no soundcard present with linux-image-5.8.0-37-generic

Public bug reported:

With linux-image-5.8.0-34-generic, all on-board soundcards work
flawlessly.

After update of kernel to linux-image-5.8.0-37-generic durign this week
no soundcards are detected.


I am happy to provide more information.

But I will not sent automatic apport reports because it includes private
local data.

####


!!DMI Information
!!---------------

Manufacturer: LENOVO
Product Name: 20BUS23M00
Product Version: ThinkPad T450
Firmware Version: JBET54WW (1.19 )
Board Vendor: LENOVO
Board Name: 20BUS23M00


!!Kernel Information
!!------------------

Kernel release: 5.8.0-34-generic
Operating System: GNU/Linux
Architecture: x86_64
Processor: x86_64
SMP Enabled: Yes


!!ALSA Version
!!------------

Driver version: k5.8.0-34-generic
Library version: 1.2.3.2
Utilities version: 1.2.3


!!Loaded ALSA modules
!!-------------------

snd_hda_intel
snd_hda_intel


!!Sound Servers on this system
!!----------------------------

Pulseaudio:
Installed - Yes (/usr/bin/pulseaudio)
Running - Yes


!!Soundcards recognised by ALSA
!!-----------------------------

0 [HDMI ]: HDA-Intel - HDA Intel HDMI
HDA Intel HDMI at 0xe1230000 irq 51
1 [PCH ]: HDA-Intel - HDA Intel PCH
HDA Intel PCH at 0xe1234000 irq 52


!!PCI Soundcards installed in the system
!!--------------------------------------

00:03.0 Audio device [0403]: Intel Corporation Broadwell-U Audio Controller [8086:160c] (rev 09)
Subsystem: Lenovo Broadwell-U Audio Controller [17aa:5034]
00:1b.0 Audio device [0403]: Intel Corporation Wildcat Point-LP High Definition Audio Controller [8086:9ca0] (rev 03)
Subsystem: Lenovo Wildcat Point-LP High Definition Audio Controller [17aa:5034]

** Affects: linux (Ubuntu)
Importance: Undecided
Status: New

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https://bugs.launchpad.net/bugs/1910920

Title:
no soundcard present with linux-image-5.8.0-37-generic

Status in linux package in Ubuntu:
New

Bug description:
With linux-image-5.8.0-34-generic, all on-board soundcards work
flawlessly.

After update of kernel to linux-image-5.8.0-37-generic durign this
week no soundcards are detected.


I am happy to provide more information.

But I will not sent automatic apport reports because it includes
private local data.

####


!!DMI Information
!!---------------

Manufacturer: LENOVO
Product Name: 20BUS23M00
Product Version: ThinkPad T450
Firmware Version: JBET54WW (1.19 )
Board Vendor: LENOVO
Board Name: 20BUS23M00


!!Kernel Information
!!------------------

Kernel release: 5.8.0-34-generic
Operating System: GNU/Linux
Architecture: x86_64
Processor: x86_64
SMP Enabled: Yes


!!ALSA Version
!!------------

Driver version: k5.8.0-34-generic
Library version: 1.2.3.2
Utilities version: 1.2.3


!!Loaded ALSA modules
!!-------------------

snd_hda_intel
snd_hda_intel


!!Sound Servers on this system
!!----------------------------

Pulseaudio:
Installed - Yes (/usr/bin/pulseaudio)
Running - Yes


!!Soundcards recognised by ALSA
!!-----------------------------

0 [HDMI ]: HDA-Intel - HDA Intel HDMI
HDA Intel HDMI at 0xe1230000 irq 51
1 [PCH ]: HDA-Intel - HDA Intel PCH
HDA Intel PCH at 0xe1234000 irq 52


!!PCI Soundcards installed in the system
!!--------------------------------------

00:03.0 Audio device [0403]: Intel Corporation Broadwell-U Audio Controller [8086:160c] (rev 09)
Subsystem: Lenovo Broadwell-U Audio Controller [17aa:5034]
00:1b.0 Audio device [0403]: Intel Corporation Wildcat Point-LP High Definition Audio Controller [8086:9ca0] (rev 03)
Subsystem: Lenovo Wildcat Point-LP High Definition Audio Controller [17aa:5034]

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