[Bug 2142293] CRDA.txt

apport information

** Attachment added: "CRDA.txt"
https://bugs.launchpad.net/bugs/2142293/+attachment/5949117/+files/CRDA.txt

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https://bugs.launchpad.net/bugs/2142293

Title:
WCN7850 / FastConnect 7800 Wi-Fi 7 not working — ath12k_pci module
missing

Status in linux package in Ubuntu:
Incomplete

Bug description:
The Qualcomm FastConnect 7800 (WCN7850) Wi-Fi 7 adapter is detected and the ath12k_pci module loads, but probe fails due to an unrecognized hardware revision.
Commands and output:

lspci -nn | grep -i qualcomm
uname -r
lsmod | grep ath
sudo dmesg | grep -i ath12k
ls /lib/firmware/ath12k/

09:00.0 Network controller [0280]: Qualcomm Technologies, Inc WCN785x Wi-Fi 7(802.11be) 320MHz 2x2 [FastConnect 7800] [17cb:1107] (rev 01)
6.17.0-14-generic
ath12k 987136 0
qmi_helpers 28672 1 ath12k
mac80211 1884160 1 ath12k
cfg80211 1478656 2 ath12k,mac80211
qcom_scm 53248 1 ath12k
mhi 139264 1 ath12k
[ 4.547060] ath12k_pci 0000:09:00.0: BAR 0 [mem 0xf6200000-0xf63fffff 64bit]: assigned
[ 4.547084] ath12k_pci 0000:09:00.0: enabling device (0000 -> 0002)
[ 5.005891] ath12k_pci 0000:09:00.0: Unknown hardware version found for WCN7850: 0xf
[ 5.005949] ath12k_pci 0000:09:00.0: probe with driver ath12k_pci failed with error -95
QCN9274 WCN7850
---
ProblemType: Bug
ApportVersion: 2.33.1-0ubuntu3
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: skateryna 2630 F.... wireplumber
/dev/snd/controlC1: skateryna 2630 F.... wireplumber
/dev/snd/seq: skateryna 2611 F.... pipewire
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
DistroRelease: Ubuntu 25.10
InstallationDate: Installed on 2025-11-06 (114 days ago)
InstallationMedia: Ubuntu 24.04.3 LTS "Noble Numbat" - Release amd64 (20250805.1)
MachineType: ASRock B850 Pro RS
NonfreeKernelModules: nvidia_modeset nvidia
Package: linux (not installed)
ProcEnviron:
LANG=en_US.UTF-8
PATH=(custom, no user)
SHELL=/bin/bash
TERM=xterm-256color
ProcFB: 0 nvidia-drmdrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.17.0-14-generic root=UUID=127607ef-ba3d-4a1c-b96e-ef36448b8d18 ro quiet splash crashkernel=2G-4G:320M,4G-32G:512M,32G-64G:1024M,64G-128G:2048M,128G-:4096M vt.handoff=7
ProcVersionSignature: Ubuntu 6.17.0-14.14-generic 6.17.9
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
firmware-sof N/A
linux-firmware 20250901.git993ff19b-0ubuntu1.7
RfKill:
1: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
Tags: questing
Uname: Linux 6.17.0-14-generic x86_64
UpgradeStatus: Upgraded to questing on 2026-02-20 (8 days ago)
UserGroups: N/A
_MarkForUpload: True
dmi.bios.date: 08/27/2025
dmi.bios.release: 5.35
dmi.bios.vendor: American Megatrends International, LLC.
dmi.bios.version: 3.40
dmi.board.asset.tag: Default string
dmi.board.name: B850 Pro RS
dmi.board.vendor: ASRock
dmi.board.version: Default string
dmi.chassis.asset.tag: Default string
dmi.chassis.type: 3
dmi.chassis.vendor: Default string
dmi.chassis.version: Default string
dmi.modalias: dmi:bvnAmericanMegatrendsInternational,LLC.:bvr3.40:bd08/27/2025:br5.35:svnASRock:pnB850ProRS:pvrDefaultstring:rvnASRock:rnB850ProRS:rvrDefaultstring:cvnDefaultstring:ct3:cvrDefaultstring:skuDefaultstring:
dmi.product.family: Default string
dmi.product.name: B850 Pro RS
dmi.product.sku: Default string
dmi.product.version: Default string
dmi.sys.vendor: ASRock

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