!!################################
!!ALSA Information Script v 0.4.64
!!################################

!!Script ran on: Tue Mar 24 17:26:17 UTC 2015


!!Linux Distribution
!!------------------

Ubuntu 14.04.2 LTS \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 14.04.2 LTS" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 14.04.2 LTS" HOME_URL="http://www.ubuntu.com/" SUPPORT_URL="http://help.ubuntu.com/" BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"


!!DMI Information
!!---------------

Manufacturer:      ASUSTeK COMPUTER INC.
Product Name:      X550LB
Product Version:   1.0       
Firmware Version:  X550LB.402


!!Kernel Information
!!------------------

Kernel release:    3.13.0-48-generic
Operating System:  GNU/Linux
Architecture:      x86_64
Processor:         x86_64
SMP Enabled:       Yes


!!ALSA Version
!!------------

Driver version:     k3.13.0-48-generic
Library version:    1.0.27.2
Utilities version:  1.0.27.2


!!Loaded ALSA modules
!!-------------------



!!Sound Servers on this system
!!----------------------------

Pulseaudio:
      Installed - Yes (/usr/bin/pulseaudio)
      Running - Yes


!!Soundcards recognised by ALSA
!!-----------------------------

--- no soundcards ---


!!PCI Soundcards installed in the system
!!--------------------------------------

00:03.0 Audio device: Intel Corporation Haswell-ULT HD Audio Controller (rev 09)
00:1b.0 Audio device: Intel Corporation Lynx Point-LP HD Audio Controller (rev 04)


!!Advanced information - PCI Vendor/Device/Subsystem ID's
!!-------------------------------------------------------

00:03.0 0403: 8086:0a0c (rev 09)
	Subsystem: 1043:131d
--
00:1b.0 0403: 8086:9c20 (rev 04)
	Subsystem: 1043:11af


!!Modprobe options (Sound related)
!!--------------------------------

snd_atiixp_modem: index=-2
snd_intel8x0m: index=-2
snd_via82xx_modem: index=-2
snd_usb_audio: index=-2
snd_usb_caiaq: index=-2
snd_usb_ua101: index=-2
snd_usb_us122l: index=-2
snd_usb_usx2y: index=-2
snd_cmipci: mpu_port=0x330 fm_port=0x388
snd_pcsp: index=-2
snd_usb_audio: index=-2


!!Loaded sound module options
!!---------------------------


!!ALSA Device nodes
!!-----------------

crw-rw----  1 root audio 116,  1 Mar 24 19:22 /dev/snd/seq
crw-rw----  1 root audio 116, 33 Mar 24 19:22 /dev/snd/timer


!!Aplay/Arecord output
!!--------------------

APLAY

aplay: device_list:268: no soundcards found...

ARECORD

arecord: device_list:268: no soundcards found...

!!Amixer output
!!-------------


!!Alsactl output
!!--------------

--startcollapse--
--endcollapse--


!!All Loaded Modules
!!------------------

Module
snd_usb_audio
snd_usbmidi_lib
joydev
bbswitch
rfcomm
bnep
bluetooth
dm_crypt
binfmt_misc
nls_iso8859_1
intel_rapl
x86_pkg_temp_thermal
intel_powerclamp
coretemp
arc4
uvcvideo
kvm_intel
rt2800pci
videobuf2_vmalloc
rt2800mmio
rt2800lib
kvm
videobuf2_memops
videobuf2_core
rt2x00pci
videodev
rt2x00mmio
rt2x00lib
mac80211
cfg80211
crct10dif_pclmul
asus_nb_wmi
crc32_pclmul
ghash_clmulni_intel
asus_wmi
sparse_keymap
eeprom_93cx6
aesni_intel
crc_ccitt
mxm_wmi
snd_hwdep
snd_pcm
aes_x86_64
lrw
snd_page_alloc
snd_seq_midi
snd_seq_midi_event
snd_rawmidi
gf128mul
glue_helper
snd_seq
ablk_helper
cryptd
rtsx_pci_ms
memstick
snd_seq_device
snd_timer
serio_raw
mei_me
shpchp
snd
soundcore
mei
wmi
lpc_ich
mac_hid
parport_pc
ppdev
lp
parport
hid_logitech_dj
usbhid
hid
rtsx_pci_sdmmc
i915
i2c_algo_bit
psmouse
drm_kms_helper
ahci
drm
r8169
libahci
rtsx_pci
mii
video


!!ALSA/HDA dmesg
!!--------------

[   11.041645] EXT4-fs (sda7): re-mounted. Opts: errors=remount-ro
[   11.427101] snd_hda_codec: module verification failed: signature and/or  required key missing - tainting kernel
[   11.427444] snd_hda_codec: Unknown symbol snd_device_disconnect (err 0)
[   11.427766] snd_hda_codec: Unknown symbol snd_device_disconnect (err 0)
[   11.428030] snd_hda_codec: Unknown symbol snd_device_disconnect (err 0)
[   11.428301] snd_hda_codec: Unknown symbol snd_device_disconnect (err 0)
[   11.735143] psmouse serio4: Failed to enable mouse on isa0060/serio4
--
[  102.586503] psmouse serio4: Failed to enable mouse on isa0060/serio4
[  105.265172] usbcore: registered new interface driver snd-usb-audio
[  105.267030] snd_hda_codec: Unknown symbol snd_device_disconnect (err 0)
[  105.410501] init: plymouth-stop pre-start process (2890) terminated with status 1