Link to the bug report: http://mailman.alsa-project.org/pipermail/alsa-
devel/2014-June/077340.html
It seems like the issue can be solved by removing pulseaudio.
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Sorry, just realized the message was too long. Attached diff between
alsa info for working and broken kernels as file.
** Attachment added: "diff -u alsa-info-3.10-rc7-358-gaa95d61-generic.txt
alsa-info-3.10-rc7-359-g5ccc618-generic.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/13
Please look at the diff below. I won't have much time till Tuesday. Will
read how to try to use early patching then. Thanks.
I've also send bug report to the alsa-de...@alsa-project.org. It waits
approval from moderators. Will post the link to email as soon as it will
be approved.
--- alsa-info-3
Thank you Raymond, I will look into patching it. I have no experience
working with kernel or audio driver. Will need to read the code and
documentation. It may take some time. But I could quickly confirm what
5ccc618fee67f0f0b2122dd4b32a02fd2b6a1569 is the commit, which causing
the problem.
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I'm still doing bisection. Taking a lot of time. Meanwhile I've
collected some logs from good kernel:
APLAY:
List of PLAYBACK Hardware Devices
card 0: Intel [HDA Intel], device 0: AD198x Analog [AD198x Analog]
Subdevices: 0/1
Subdevice #0: subdevice #0
card 0: Intel [HDA Intel], dev
Regression introduced between Ubuntu-3.11.0-12.19 and Ubuntu-3.12.0-1.3
versions. Diff contains 12147 commits. May take a while to do commit
bisection.
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https://bugs.launchpad.net/bugs/132
I've updated bios. It didn't solve the problem. Speaker still not
working properly.
sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
7NETC2WW (2.22 )
03/22/2011
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
** Tags removed: bios-outdated-2.22
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You
