[Latitude E7270, Realtek ALC3235, Speaker, Internal] Pulseaudio fails to detect card, no sound in speaker nor in line out

No sound in speakers or in headphones after upgrade to ubuntu 16.04. No devices shown in Sound settings -> Play sound through
Previously in ubuntu 14.04 sound works good.
sglukhov@Galvatron:~$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC3235 Analog [ALC3235 Analog]
  Subdevices: 0/1
  Subdevice #0: subdevice #0

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: pulseaudio 1:8.0-0ubuntu3
ProcVersionSignature: Ubuntu 4.4.0-34.53-generic 4.4.15
Uname: Linux 4.4.0-34-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D0c', '/dev/snd/pcmC0D0p', '/dev/snd/controlC0', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
CurrentDesktop: Unity
Date: Tue Aug 23 16:24:58 2016
DistributionChannelDescriptor:
 # This is a distribution channel descriptor
 # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor
 canonical-oem-somerville-trusty-amd64-osp1-20150720-0
InstallationDate: Installed on 2016-01-25 (210 days ago)
InstallationMedia: Ubuntu 14.04 "Trusty" - Build amd64 LIVE Binary 20150720-04:06
SourcePackage: pulseaudio
Symptom: audio
Symptom_Card: HDA-Intel - HDA Intel PCH
Symptom_Jack: Speaker, Internal
Title: [Latitude E7270, Realtek ALC3235, Speaker, Internal] Pulseaudio fails to detect card
UpgradeStatus: Upgraded to xenial on 2016-07-05 (49 days ago)
dmi.bios.date: 11/09/2015
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.0.1
dmi.board.name: 00DTF3
dmi.board.vendor: Dell Inc.
dmi.board.version: A01
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr1.0.1:bd11/09/2015:svnDellInc.:pnLatitudeE7270:pvr:rvnDellInc.:rn00DTF3:rvrA01:cvnDellInc.:ct9:cvr:
dmi.product.name: Latitude E7270
dmi.sys.vendor: Dell Inc.