no sound and input pépriphériques are not detected, the computer crashes unexpectedly.

[SY Mactar]

 input pépriphériques are not detected, the computer crashes unexpectedly. Can not connect via wifi

ProblemType: Bug
DistroRelease: Ubuntu 14.10
Package: pulseaudio 1:4.0-0ubuntu22
ProcVersionSignature: Ubuntu 3.16.0-29.39-generic 3.16.7-ckt2
Uname: Linux 3.16.0-29-generic x86_64
NonfreeKernelModules: psmouse ahci libahci i915 tg3 wmi video i2c_algo_bit drm_kms_helper sdhci_pci drm sdhci ptp pps_core
ApportVersion: 2.14.7-0ubuntu8
Architecture: amd64
Date: Thu Dec 25 15:44:24 2014
InstallationDate: Installed on 2014-08-31 (116 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
ProcEnviron:
 LANGUAGE=fr_FR
 TERM=xterm
 PATH=(custom, no user)
 LANG=fr_FR.UTF-8
 SHELL=/bin/bash
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
SourcePackage: pulseaudio
Symptom: audio
UpgradeStatus: Upgraded to utopic on 2014-10-28 (58 days ago)
dmi.bios.date: 03/11/2013
dmi.bios.vendor: Insyde Corp.
dmi.bios.version: V2.15
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: EG50_HC_CR
dmi.board.vendor: Packard Bell
dmi.board.version: Type2 - Board Version
dmi.chassis.type: 10
dmi.chassis.vendor: Insyde Corp.
dmi.chassis.version: V2.15
dmi.modalias: dmi:bvnInsydeCorp.:bvrV2.15:bd03/11/2013:svnPackardBell:pnEasyNoteTE11HC:pvrV2.15:rvnPackardBell:rnEG50_HC_CR:rvrType2-BoardVersion:cvnInsydeCorp.:ct10:cvrV2.15:
dmi.product.name: EasyNote TE11HC
dmi.product.version: V2.15
dmi.sys.vendor: Packard Bell

[Raymond (superquad-vortex2)]

[ 3.967494] [drm:cpt_set_fifo_underrun_reporting] *ERROR* uncleared pch fifo underrun on pch transcoder A
[ 3.967502] [drm:cpt_serr_int_handler] *ERROR* PCH transcoder A FIFO underrun

[Launchpad Janitor (janitor)]

[Expired for pulseaudio (Ubuntu) because there has been no activity for 60 days.]