[Q551LN, Realtek ALC3236, Mic, Internal] becomes noise after resume

[Agustin Barto]

After I resume my Asus Q551LN laptop the internal microphone becomes terribly noisy. Killing pulseaudio doesn't help. Only return to normal after reboot.

ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 4.2.0-35.40-generic 4.2.8-ckt5
Uname: Linux 4.2.0-35-generic x86_64
ApportVersion: 2.19.1-0ubuntu5
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: abarto 1673 F.... pulseaudio
 /dev/snd/controlC0: abarto 1673 F.... pulseaudio
CurrentDesktop: Unity
Date: Mon Apr 11 09:08:44 2016
InstallationDate: Installed on 2016-04-09 (1 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_Jack: Speaker, Internal
Symptom_Type: Sound works for a while, then breaks
Title: [Q551LN, Realtek ALC3236, Speaker, Internal] fails after a while
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/31/2014
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: Q551LN.204
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: Q551LN
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: 1.0
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: ASUSTeK COMPUTER INC.
dmi.chassis.version: 1.0
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrQ551LN.204:bd07/31/2014:svnASUSTeKCOMPUTERINC.:pnQ551LN:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnQ551LN:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:
dmi.product.name: Q551LN
dmi.product.version: 1.0
dmi.sys.vendor: ASUSTeK COMPUTER INC.

[Raymond (superquad-vortex2)]

Seem power still in D3

Node 0x12 [Pin Complex] wcaps 0x40040b: Stereo Amp-In Control: name="Mic Boost Volume", index=0, device=0 ControlAmp: chs=3, dir=In, idx=0, ofs=0 Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x2f, mute=0 Amp-In vals: [0x00 0x00] Pincap 0x00000020: IN Pin Default 0x90a60130: [Fixed] Mic at Int N/A Conn = Digital, Color = Unknown DefAssociation = 0x3, Sequence = 0x0 Misc = NO_PRESENCE Pin-ctls: 0x20: IN
Power states: D0 D1 D2 D3 EPSS
Power: setting=D3, actual=D3

[Agustin Barto (abarto)]

Is there a way to fix it or a workaround?

[Daniel van Vugt (vanvugt)]

Thank you for reporting this bug to Ubuntu.
Ubuntu 15.10 (wily) reached end-of-life on July 28, 2016.

See this document for currently supported Ubuntu releases:
https://wiki.ubuntu.com/Releases

We appreciate that this bug may be old and you might not be interested in discussing it any more. But if you are then please upgrade to the latest Ubuntu version and re-test. If you then find the bug is still present in the newer Ubuntu version, please add a comment here telling us which new version it is in and change the bug status to Confirmed.