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[Bug 1817912] Dependencies.txt

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apport information

** Attachment added: "Dependencies.txt"
   https://bugs.launchpad.net/bugs/1817912/+attachment/5242070/+files/Dependencies.txt

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https://bugs.launchpad.net/bugs/1817912

Title:
  alsa-util.c: Function snd_pcm_avail() returns a value that is
  extraordinarily large: 370196 bytes (2098 мс).

Status in alsa-driver package in Ubuntu:
  Confirmed
Status in alsa-utils package in Ubuntu:
  Confirmed
Status in linux package in Ubuntu:
  Confirmed

Bug description:
  An old issue with ALSA is still present in Ubuntu 16.04.6.
  The system became extraordinarily slow and hangs at total in around a minute while playing a music (around a few hours in my case).

  [15:38:51]
  [root@ThinkPad/var/log]#grep "alsa-sink-CX20751/2 Analog" syslog
  Feb 27 14:58:50 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c: Function snd_pcm_avail() returns a value that is extraordinarily large: 370196 bytes (2098 мс).
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c: Most likely this is a bug in the ALSA driver «snd_hda_intel». Please report this issue to the ALSA developers.
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c: snd_pcm_dump():
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c: Soft volume PCM
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c: Control: PCM Playback Volume
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c: min_dB: -51
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c: max_dB: 0
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c: resolution: 256
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c: Its setup is:
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   stream       : PLAYBACK
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   access       : MMAP_INTERLEAVED
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   format       : S16_LE
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   subformat    : STD
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   channels     : 2
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   rate         : 44100
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   exact rate   : 44100 (44100/1)
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   msbits       : 16
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   buffer_size  : 16384
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   period_size  : 8192
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   period_time  : 185759
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   tstamp_mode  : ENABLE
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   tstamp_type  : MONOTONIC
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   period_step  : 1
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   avail_min    : 15680
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   period_event : 0
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   start_threshold  : -1
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   stop_threshold   : 4611686018427387904
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   silence_threshold: 0
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   silence_size : 0
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   boundary     : 4611686018427387904
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c: Slave: Hardware PCM card 1 'HDA Intel PCH' device 0 subdevice 0
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c: Its setup is:
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   stream       : PLAYBACK
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   access       : MMAP_INTERLEAVED
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   format       : S16_LE
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   subformat    : STD
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   channels     : 2
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   rate         : 44100
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   exact rate   : 44100 (44100/1)
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   msbits       : 16
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   buffer_size  : 16384
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   period_size  : 8192
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   period_time  : 185759
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   tstamp_mode  : ENABLE
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   tstamp_type  : MONOTONIC
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   period_step  : 1
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   avail_min    : 15680
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   period_event : 0
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   start_threshold  : -1
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   stop_threshold   : 4611686018427387904
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   silence_threshold: 0
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   silence_size : 0
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   boundary     : 4611686018427387904
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   appl_ptr     : 709483539
  Feb 27 14:58:51 ThinkPad pulseaudio[9613]: [alsa-sink-CX20751/2 Analog] alsa-util.c:   hw_ptr       : 709559704

  [15:39:03]
  [root@ThinkPad/var/log]#uname -a
  Linux ThinkPad 4.15.0-45-generic #48~16.04.1-Ubuntu SMP Tue Jan 29 18:03:48 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux

  [15:40:01]
  [root@ThinkPad/var/log]#cat /proc/asound/version
  Advanced Linux Sound Architecture Driver Version k4.15.0-45-generic.
  ---
  ApportVersion: 2.20.1-0ubuntu2.18
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  vitalii   21570 F.... pulseaudio
   /dev/snd/controlC0:  vitalii   21570 F.... pulseaudio
  DistroRelease: Ubuntu 16.04
  InstallationDate: Installed on 2018-08-14 (197 days ago)
  InstallationMedia: Ubuntu 16.04.5 LTS "Xenial Xerus" - Release amd64 (20180731)
  NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
  Package: linux
  PackageArchitecture: amd64
  ProcVersionSignature: Ubuntu 4.15.0-45.48~16.04.1-generic 4.15.18
  PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
  Tags:  xenial xenial
  Uname: Linux 4.15.0-45-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:

  _MarkForUpload: True
  dmi.bios.date: 11/27/2013
  dmi.bios.vendor: LENOVO
  dmi.bios.version: J9ET37WW (1.16 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: 20C6A03200
  dmi.board.vendor: LENOVO
  dmi.board.version: Not Available
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Not Available
  dmi.modalias: dmi:bvnLENOVO:bvrJ9ET37WW(1.16):bd11/27/2013:svnLENOVO:pn20C6A03200:pvrThinkPadEdgeE540:rvnLENOVO:rn20C6A03200:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
  dmi.product.family: ThinkPad Edge E540
  dmi.product.name: 20C6A03200
  dmi.product.version: ThinkPad Edge E540
  dmi.sys.vendor: LENOVO

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