Thanks Jeronimo, I saw you reported a upstream bug, let me add the link
here:
https://github.com/alsa-project/alsa-lib/issues/141
https://github.com/alsa-project/alsa-lib/issues/68
https://gitlab.freedesktop.org/pulseaudio/pulseaudio/-/issues/1078
** Bug watch added:
It also happens to me in Linux Mint, very rarely but always playing,
sound is choppy, then the keyboard stops responding and when turning it
off with a USB keyboard, the shutdown does not finish
** Attachment added: "Log.txt"
** Attachment added: "syslog061720"
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1881432/+attachment/5384827/+files/syslog061720
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Never mind, the problem occurs with the analogue sound card. What's
next? I've attached another two sample error logs from syslog. System
freeze after the error message reported above (you can find it after
searching for error message).
** Attachment added: "syslog061320"
Last day of testing with hdmi sound card disabled. No problems thus far.
I have not had time to run a test with a video game, but I have
duplicated the other conditions that caused a problem originally, to no
effect. Tomorrow I will enable HDMI and disable the analog card to see
if that leads to
** Tags added: bionic xenial
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https://bugs.launchpad.net/bugs/1881432
Title:
System hangs after pulseaudio error: "snd_pcm_avail() returned a value
that is
Just for testing, let us see if the hdmi audio part or analog audio part
introduced the issue, then we could make a deeper investigation on that
part.
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Done. Now checking with hdmi sound card disabled. Would this be a
potential workaround if it succeeds? I do not have built-in speakers on
my monitor.
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Let us see if the HDMI sound card or analogue sound card introduced this
problem, please edit /etc/modprobe.d/alsa-base.conf, add "options snd-
hda-intel enable=0,1", reboot, this will disable the hdmi audio sound
card (please check if the hdmi sound card is disabled successfully by
pacmd
apport information
** Tags added: apport-collected focal
** Description changed:
This is a bug on Ubuntu 20.04 (Focal Fossa) for pulseaudio version:
1:13.99.1-1ubuntu3.2.
Description:
At random intervals, pulseaudio gives the following error message:
"snd_pcm_avail() returned a
** Description changed:
This is a bug on Ubuntu 20.04 (Focal Fossa) for pulseaudio version:
1:13.99.1-1ubuntu3.2.
Description:
At random intervals, pulseaudio gives the following error message:
"snd_pcm_avail() returned a value that is exceptionally large: 125388
bytes (710
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: pulseaudio (Ubuntu)
Status: New => Confirmed
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** Attachment added: "System hang event @ timestamp 01:45:23 while playing
video game"
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1881432/+attachment/5378819/+files/syslog.5
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