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Thu, 19 Dec 2024 16:38:47 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id mhiTJxdMZGf2UAAAD6G6ig (envelope-from ); Thu, 19 Dec 2024 16:38:47 +0000 Date: Thu, 19 Dec 2024 17:38:42 +0100 Message-ID: <8734ijwru5.wl-tiwai@suse.de> From: Takashi Iwai To: Evgeny Kapun Cc: Linux Sound Mailing List , Kailang Yang , Takashi Iwai , Linux Kernel Mailing List , Linux Regressions Mailing List , Linux Stable Mailing List Subject: Re: [REGRESSION] Distorted sound on Acer Aspire A115-31 laptop In-Reply-To: References: User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/27.2 Mule/6.0 Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit X-Spam-Score: -3.30 X-Spamd-Result: default: False [-3.30 / 50.00]; BAYES_HAM(-3.00)[100.00%]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-0.998]; MIME_GOOD(-0.10)[text/plain]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCPT_COUNT_SEVEN(0.00)[7]; FREEMAIL_TO(0.00)[gmail.com]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_TLS_ALL(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; TO_DN_ALL(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo] X-Spam-Flag: NO X-Spam-Level: On Sun, 15 Dec 2024 14:06:38 +0100, Evgeny Kapun wrote: > > I am using an Acer Aspire A115-31 laptop. When running newer kernel > versions, sound played through headphones is distorted, but when > running older versions, it is not. > > Kernel version: Linux version 6.12.5 (user@hostname) (gcc (Debian > 14.2.0-8) 14.2.0, GNU ld (GNU Binutils for Debian) 2.43.50.20241210) > #1 SMP PREEMPT_DYNAMIC Sun Dec 15 05:09:16 IST 2024 > Operating System: Debian GNU/Linux trixie/sid > > No special actions are needed to reproduce the issue. The sound is > distorted all the time, and it doesn't depend on anything besides > using an affected kernel version. > > It seems to be caused by commit > 34ab5bbc6e82214d7f7393eba26d164b303ebb4e (ALSA: hda/realtek - Add > Headset Mic supported Acer NB platform). Indeed, if I remove the entry > that this commit adds, the issue disappears. > > lspci output for the device in question: > > 00:0e.0 Multimedia audio controller [0401]: Intel Corporation > Celeron/Pentium Silver Processor High Definition Audio [8086:3198] > (rev 06) >     Subsystem: Acer Incorporated [ALI] Device [1025:1360] >     Flags: bus master, fast devsel, latency 0, IRQ 130 >     Memory at a1214000 (64-bit, non-prefetchable) [size=16K] >     Memory at a1000000 (64-bit, non-prefetchable) [size=1M] >     Capabilities: [50] Power Management version 3 >     Capabilities: [80] Vendor Specific Information: Len=14 >     Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+ >     Capabilities: [70] Express Root Complex Integrated Endpoint, > IntMsgNum 0 >     Kernel driver in use: snd_hda_intel >     Kernel modules: snd_hda_intel, snd_soc_avs, snd_sof_pci_intel_apl Could you give alsa-info.sh output with broken and working (reverted) states? Run the script with --no-upload option and attach the outputs. thanks, Takashi