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[Bug 2121735] Re: After downgrading from 6.14, sound card not found

 

The 6.11 kernel is EoL and unsupported now.
You should either roll back to 6.8 and stay with that or upgrade to 6.14 (see bug 2110338 for potential fix for 470)

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https://bugs.launchpad.net/bugs/2121735

Title:
  After downgrading from 6.14, sound card not found

Status in alsa-driver package in Ubuntu:
  New

Bug description:
  After downgrading kernel from 6.14 because nvidia-driver-470 failed to compile, sound card not found.
  anders@anders-desktop:~$ sudo aplay -l
  [sudo] password for anders: 
  aplay: device_list:277: no soundcards found...
  anders@anders-desktop:~$ find /lib/modules/`uname -r` | grep snd
  /lib/modules/6.11.0-29-generic/kernel/sound/drivers/pcsp/snd-pcsp.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/snd-hrtimer.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/snd-ctl-led.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/snd.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/snd-pcm.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/snd-pcm-dmaengine.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/snd-timer.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/snd-hwdep.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/snd-seq-device.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/snd-rawmidi.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/seq/snd-seq-dummy.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/seq/snd-seq-midi-emul.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/seq/snd-seq-virmidi.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/seq/snd-seq.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/seq/snd-seq-ump-client.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/seq/snd-seq-midi.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/seq/snd-seq-midi-event.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/snd-compress.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/core/snd-ump.ko.zst
  /lib/modules/6.11.0-29-generic/kernel/sound/pci/snd-ens1370.ko.zst
  anders@anders-desktop:~$ lspci -v | grep -A7 -i "audio"
  00:1b.0 Audio device: Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller (rev 05)
  	Subsystem: ASUSTeK Computer Inc. 6 Series/C200 Series Chipset Family High Definition Audio Controller
  	Flags: bus master, fast devsel, latency 0, IRQ 11
  	Memory at f7620000 (64-bit, non-prefetchable) [size=16K]
  	Capabilities: <access denied>

  00:1c.0 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express Root Port 1 (rev b5) (prog-if 00 [Normal decode])
  	Subsystem: ASUSTeK Computer Inc. P8 series motherboard
  	Flags: bus master, fast devsel, latency 0, IRQ 16
  --
  01:00.1 Audio device: NVIDIA Corporation GK208 HDMI/DP Audio Controller (rev a1)
  	Subsystem: ASUSTeK Computer Inc. GK208 HDMI/DP Audio Controller
  	Flags: bus master, fast devsel, latency 0, IRQ 10
  	Memory at f7080000 (32-bit, non-prefetchable) [size=16K]
  	Capabilities: <access denied>

  03:00.0 USB controller: NEC Corporation uPD720200 USB 3.0 Host Controller (rev 04) (prog-if 30 [XHCI])
  	Subsystem: ASUSTeK Computer Inc. P8P67 Deluxe Motherboard
  	Flags: bus master, fast devsel, latency 0, IRQ 17
  anders@anders-desktop:~$ ubuntu-bug -s audio
  pgrep: invalid user name: pulse
  REDACTED config part /etc/cloud/cloud.cfg.d/99-installer.cfg, insufficient permissions
  REDACTED config part /etc/cloud/cloud.cfg.d/90-installer-network.cfg, insufficient permissions
  anders@anders-desktop:~$ Gtk-Message: 11:16:12.432: Not loading module "atk-bridge": The functionality is provided by GTK natively. Please try to not load it.

  ProblemType: Bug
  DistroRelease: Ubuntu 24.04
  Package: alsa-base 1.0.25+dfsg-0ubuntu7
  ProcVersionSignature: Ubuntu 6.11.0-29.29~24.04.1-generic 6.11.11
  Uname: Linux 6.11.0-29-generic x86_64
  NonfreeKernelModules: nvidia_modeset nvidia
  ApportVersion: 2.28.1-0ubuntu3.8
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/seq:        anders     3015 F.... pipewire
  CasperMD5CheckResult: pass
  CurrentDesktop: ubuntu:GNOME
  Date: Sat Aug 30 11:10:19 2025
  InstallationDate: Installed on 2024-09-02 (362 days ago)
  InstallationMedia: Ubuntu 24.04.1 LTS "Noble Numbat" - Release amd64 (20240827.1)
  MachineType: System manufacturer System Product Name
  PackageArchitecture: all
  ProcEnviron:
   LANG=en_US.UTF-8
   PATH=(custom, no user)
   SHELL=/bin/bash
   TERM=xterm-256color
   XDG_RUNTIME_DIR=<set>
  SourcePackage: alsa-driver
  Symptom: audio
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 11/01/2012
  dmi.bios.release: 4.6
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: 3602
  dmi.board.asset.tag: To be filled by O.E.M.
  dmi.board.name: SABERTOOTH P67
  dmi.board.vendor: ASUSTeK Computer INC.
  dmi.board.version: Rev 1.xx
  dmi.chassis.asset.tag: Asset-1234567890
  dmi.chassis.type: 3
  dmi.chassis.vendor: Chassis Manufacture
  dmi.chassis.version: Chassis Version
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr3602:bd11/01/2012:br4.6:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnSABERTOOTHP67:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion:skuSKU:
  dmi.product.family: To be filled by O.E.M.
  dmi.product.name: System Product Name
  dmi.product.sku: SKU
  dmi.product.version: System Version
  dmi.sys.vendor: System manufacturer

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