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Message #06303
[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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