This bug was fixed in the package linux - 5.4.0-51.56
---
linux (5.4.0-51.56) focal; urgency=medium
* Packaging resync (LP: #1786013)
- update dkms package versions
linux (5.4.0-50.55) focal; urgency=medium
* CVE-2020-16119
- SAUCE: dccp: avoid double free of ccid on
I found the proper area to update the tags (it was not obvious, at least
to me) and have changed it to 'verification-done-focal' as requested.
If anyone else can verify this has been done correctly, that would be
much appreciated (I would hate to see this change reverted).
Thank you!
** Tags
I am trying to follow the directions in the automated comment #68 -->
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1875199/comments/68
however I am unsure of how to change the status of this issue to
properly confirm the fix. If anyone else could provide some additional
guidance (or
I can confirm that when using the updated 'proposed' kernel (version
5.4.0-49-generic) that audio output works properly on my Intel NUC8CCHK
test system.
Thank you to everyone that helped identify and fix this issue, your
efforts are much appreciated.
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This bug was fixed in the package linux - 5.8.0-19.20
---
linux (5.8.0-19.20) groovy; urgency=medium
* groovy/linux: 5.8.0-19.20 -proposed tracker (LP: #1895120)
* Please switch default, hwe, oem kernel flavours governor to
CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y , such that
This bug is awaiting verification that the kernel in -proposed solves
the problem. Please test the kernel and update this bug with the
results. If the problem is solved, change the tag 'verification-needed-
focal' to 'verification-done-focal'. If the problem still exists, change
the tag
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Focal)
Importance: Undecided => Medium
** Changed in: linux (Ubuntu Focal)
Status: New => Fix Committed
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@Kai-Heng,
Thank you for the explanation of the error, and thank you once again for
your help throughout the process it is very much appreciated.
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The error is because the testing kernel version is clashed with the
install kernel version. I should've bumped the version number...
Anyway, everything is good now, the patch is upstreamed and we just need
to wait until the patch lands to Ubuntu kernel.
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@Kai-Heng,
Thank you very much for your efforts here. I just wanted to provide a
quick update...
Short version - I have been able to repeat the positive result using the
updated kernel you provide on a fresh install of Ubuntu 20.04.1 (the
recent point release).
More detail -
Since Ubuntu
https://lkml.org/lkml/2020/8/7/140
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Title:
[NUC8CCHK][HDA-Intel - HDA Intel PCH, playback] No sound at all
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The installation error should be harmless. Those kernels can be removed
safely.
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Title:
[NUC8CCHK][HDA-Intel - HDA Intel PCH, playback] No sound
Kamil Sztuke,
Can you please file a new bug? Thanks.
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Title:
[NUC8CCHK][HDA-Intel - HDA Intel PCH, playback] No sound at all
To manage
I had this problem on nuc10i7fnb
it worked when I disabled jack sensing by using hdajackretask as @kaihengfeng
suggested.
I had to use "Install boot override" cause when I tried "Apply now" I
got error : "Device or resource busy"
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@Kai-Heng,
Short version - Audio output is now working properly using the test
kernel you provided. However, I am not quite sure if I did the update
correctly.
More detail:
- I downloaded all of the kernel *.deb files you provided and tried
installing them all using this command:
Please test the kernel here:
https://people.canonical.com/~khfeng/lp1875199/
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Title:
[NUC8CCHK][HDA-Intel - HDA Intel PCH, playback] No sound at
@Kai-Heng,
Apologies for the delay in my reply...
I tested to the best of my ability using the Audacity audio application
in both Linux Mint 19.3 (where audio output works) and Ubuntu 20.04
(where audio output does not work) and it appears that audio input via
microphones is not supported.
I
Ok, I guess we need override a pin for it. I am checking the device
spec, and it says the jack is "Speaker/Headset Jack", but icon indicates
it only support outputs. Does it support mic?
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Also, you can use "hdajackretask" to see if overriding some pins helps.
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Title:
[NUC8CCHK][HDA-Intel - HDA Intel PCH, playback] No sound at all
Gentle bump to raise visibility. If more information is needed, please
let me know.
Thank you!
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Title:
[NUC8CCHK][HDA-Intel - HDA Intel PCH,
@Hui,
Thank you for your efforts here, they are much appreciated.
You ask,"...if you plug sth into the 3.5mm audio jack, does the output
change to lineout/headphone?"
I am afraid I am not sure what 'sth' means when you say, '...plug sth
into the 3.5mm audio jack...'
Does 'sth' refer to stereo
@Robert,
I don't know if it is a regression or not, if there is nothing to be
plugged in the 3.5mm audio jack, the output shows dummy output, if you
plug sth into the 3.5mm audio jack, does the output change to
lineout/headphone?
The log you posted in the #42 shows:
analog-output-lineout: Line
Pulseaudio introduced this commit, this commit introduce your issue.
0d50e787f86b385bf33aeb53b16ca40543f1db63
alsa-card: improve the profile availability logic
When a new card shows up (during pulseaudio startup or hotplugged),
pulseaudio needs to pick the initial profile for
@Kai-Heng,
I am happy to do whatever is necessary to help isolate the cause of the
problem.
If you are able to provide instructions for what you would like me to
try, I will do my best to ensure they are followed precisely.
There is no real data on the system, so I happy to allow you to remote
Would it be possible to test upstream PulseAudio? I am not sure if
there's any easy way to test it under Ubuntu though...
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Title:
@Kai-Heng,
I tested the behavior of Linux Mint 20 via a Live USB stick and the
audio output did NOT work. The only audio device detected is a 'Dummy
Output' device. This behavior matches that of Ubuntu 20.04.
To put that another way, there appears to have been a regression in
behavior between
@Robert,
the PA in the ubuntu is 13.99 while the PA in the min is 11.1. It is
because PA introduced a commit after 11.1, BTW, if you plug sth in the
line-out port, what will happen?
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Hmm, it does seems to be a PulseAudio regression.
Can you please test 20.04 based Mint?
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Title:
[NUC8CCHK][HDA-Intel - HDA Intel PCH, playback]
Ran command as requested, no change in behavior.
Audio output device not detected, only 'Dummy Output' is present in Sound
Settings
Rebooted system after change, and tested again. No change in behavior.
Audio output device not detected, only 'Dummy Output' is present in Sound
Settings
Please
Yea there's no available profile from PulseAudio. Does remove saved config
help? i.e.
$ rm -r ~/.config/pulse/
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Title:
[NUC8CCHK][HDA-Intel -
Gentle bump to raise visibility. In more information is needed please
let me know.
Thank you!
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Title:
[NUC8CCHK][HDA-Intel - HDA Intel PCH,
** Attachment added: "patcl_list_mint.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1875199/+attachment/5385619/+files/patcl_list_mint.txt
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Attaching files as requested...
Please let me know if I can provide any additional information, and
thank you as always for your help!
** Attachment added: "pactl_list_ubuntu.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1875199/+attachment/5385618/+files/pactl_list_ubuntu.txt
Can you please attach "pactl list" under both Ubuntu and Mint?
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Title:
[NUC8CCHK][HDA-Intel - HDA Intel PCH, playback] No sound at all
To
Updated the system as requested:
||/ Name Version Architecture Description
+++-==---=
ii pulseaudio 1:13.99.1-1ubuntu3.3 amd64PulseAudio sound server
Unfortunately, the problem
Ok, it doesn't seem to be a kernel bug then.
Please upgrade the system and retest, the pulse audio is too old:
Package: pulseaudio 1:13.99.1-1ubuntu3
There are several important fix for Pulseaudio in 1:13.99.1-1ubuntu3.3.
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Gentle bump to raise visibility. If more information is needed, please
let me know.
Thank you!
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Title:
[NUC8CCHK][HDA-Intel - HDA Intel PCH,
While the system is booted into Linux Mint 19.3 (with audio working
properly), the kernel version is reported as:
Linux NUC8CCHK 5.3.0-53-generic #47~18.04.1-Ubuntu SMP Thu May 7
13:10:50 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
(I think the kernel version may have been updated slightly as a
Can you please attach dmesg under 5.3.0-51?
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Title:
[NUC8CCHK][HDA-Intel - HDA Intel PCH, playback] No sound at all
To manage notifications
I attempted the process you describe, however I cannot find any kernel
version which allows for the audio output to work within Ubuntu 20.04.
To reiterate, when testing the system with Linux Mint 19.3 with kernel
version 5.3.0-51 #44-18.04.2-Ubuntu sound works properly.
I used these instructions
Great! That means it's a regression, let's do a kernel bisection.
First, find the last -rc kernel works and the first -rc kernel doesn’t
work from http://kernel.ubuntu.com/~kernel-ppa/mainline/
Then,
$ sudo apt build-dep linux
$ git clone
The system does not have Windows installed at present, however I am
happy to install Windows 10 if it helps the investigation.
If you can please just provide instructions for what you would like to
me do from within Windows I will do my best to provide the information
promptly.
* Just a quick
Does your system have Windows installed? I guess we need to dump the
codec pin from Windows to move forward.
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Title:
[NUC8CCHK][HDA-Intel - HDA
Gentle bump to raise visibility. In more information is needed please
let me know.
Thank you!
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Title:
[NUC8CCHK][HDA-Intel - HDA Intel PCH,
@Hui,
Thank you for looking deeper into the problem, and for your explanation.
I tried disconnecting and reconnecting the speaker to the audio output
jack as you suggested, however it did not change the behavior. The
'Dummy Output' remains, and no sound is heard.
@Kai, I added the PPA you
Can this be the same PA regression?
Please test this PPA:
https://launchpad.net/~kaihengfeng/+archive/ubuntu/fix-lp1869819
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Title:
Testing with the the 5.7.0-050700rc6-generic kernel does not change the
behavior. Sound output does not work, and the 'Dummy Output' remains in
the Sound section within the Settings application.
When testing the system with Linux Mint 19.3 with kernel version
5.3.0-51 #44-18.04.2-Ubuntu sound
Please test latest mainline kernel:
https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.7-rc6/
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Title:
[NUC8CCHK][HDA-Intel - HDA Intel PCH,
Gentle bump to raise visibility. In more information is needed please let me
know.
In the interim I tested the behavior with Linux Mint 19.3, and audio output
works correctly when using that distribution.
Thank you!
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Ran the 'apport-collect 1875199' command as requested by Ubuntu Kernel
Bot to provide additional information. Also added link to video that
shows the behavior in comment #6.
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apport information
** Tags added: apport-collected
** Description changed:
No sound output. Only a 'Dummy' audio output device is listed in the
Gnome Sound application.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: pulseaudio 1:13.99.1-1ubuntu3
ProcVersionSignature:
I have uploaded a video that shows the problem in more detail, and shows
what happens during the audio tests when using the Ubuntu Audio Bug
reporting tool:
https://youtu.be/gJNpK3Mgw2U
Please let me know if I can provide any additional information, and
thank you in advance for the help.
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** Summary changed:
- [HDA-Intel - HDA Intel PCH, playback] No sound at all
+ [NUC8CCHK][HDA-Intel - HDA Intel PCH, playback] No sound at all
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