I'll try and run a log-file capture when I have some time. The problem
occurs for me with both headphones in either front ports on the case,
directly to the rear motherboard ports, and with the sound NOT via
headphones to my monitor. It does seem to pop up more frequently with
headphones connected though.

On 15 September 2016 at 16:32, bpowell <email address hidden> wrote:

> I should note: During that log-file capture, all I did was start the
> capture, and then briefly check the internet...I did NOT plug or unplug
> anything during that capture. So any "Front Jack plugged in" messages are
> not accurate.
>
>
> On Thu, Sep 15, 2016 at 2:13 AM, Sebastien Bacher <email address hidden>
> wrote:
>
> > One of the log are regular events like this
> >
> > "Jack 'Front Headphone Jack' is now plugged in"
> >
> > Luke, do you see from the log what's going on exactly?
> >
> > ** Changed in: pulseaudio (Ubuntu)
> >        Status: Incomplete => Confirmed
> >
> > --
> > You received this bug notification because you are subscribed to the bug
> > report.
> > https://bugs.launchpad.net/bugs/1585084
> >
> > Title:
> >   Volume notification keeps popping up constantly(the notifyosd bubble
> >   on top-right corner)
> >
> > Status in pulseaudio package in Ubuntu:
> >   Confirmed
> >
> > Bug description:
> >   I upgraded to Ubuntu 16.04 yesterday, I did a clean install while
> >   preserving the home directory which is mounted in a separate
> >   partition. Even during the installation I had constant volume
> >   notification bubble appearing on the top-right corner of my screen, it
> >   would come and go about twice every minute. I just thought it was due
> >   to installing hardware drivers or something but the problem persisted
> >   even when I booted into the freshly installed system. I did some
> >   searching and two users reported the exact problem. And one more
> >   suggested this happens because constant disconnect and reconnect of
> >   the sound card which makes sense as the sound settings flashes briefly
> >   during every popup. Someone on IRC suggested to kill pulseaudio and
> >   thus restart it, that does not fix the issue. I also tried the Live
> >   environment thinking it might be due to some old config files in home
> >   partition (which was preserved during upgrade), but this problem
> >   happens in the live environment as well, which makes sense because it
> >   was present during installation as well.
> >
> >   Users with the same issue:
> >   http://ubuntuforums.org/showthread.php?t=2323815
> >   http://askubuntu.com/questions/773008/constant-volume-osd-in-16-04
> >   http://askubuntu.com/questions/767466/sound-card-being-disconnected-
> > reconnected-constantly
> >
> >   Thanks.
> >
> >   ProblemType: Bug
> >   DistroRelease: Ubuntu 16.04
> >   Package: pulseaudio 1:8.0-0ubuntu3
> >   ProcVersionSignature: Ubuntu 4.4.0-22.40-generic 4.4.8
> >   Uname: Linux 4.4.0-22-generic x86_64
> >   ApportVersion: 2.20.1-0ubuntu2
> >   Architecture: amd64
> >   AudioDevicesInUse:
> >    USER        PID ACCESS COMMAND
> >    /dev/snd/controlC2:  sidd       1651 F.... pulseaudio
> >    /dev/snd/controlC0:  sidd       1651 F.... pulseaudio
> >    /dev/snd/controlC1:  sidd       1651 F.... pulseaudio
> >   CurrentDesktop: Unity
> >   Date: Tue May 24 12:31:12 2016
> >   InstallationDate: Installed on 2016-05-23 (0 days ago)
> >   InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64
> > (20160420.1)
> >   SourcePackage: pulseaudio
> >   UpgradeStatus: No upgrade log present (probably fresh install)
> >   dmi.bios.date: 08/23/2011
> >   dmi.bios.vendor: American Megatrends Inc.
> >   dmi.bios.version: 0705
> >   dmi.board.asset.tag: To be filled by O.E.M.
> >   dmi.board.name: M5A97 EVO
> >   dmi.board.vendor: ASUSTeK Computer INC.
> >   dmi.board.version: Rev 1.xx
> >   dmi.chassis.asset.tag: To Be Filled By O.E.M.
> >   dmi.chassis.type: 3
> >   dmi.chassis.vendor: To Be Filled By O.E.M.
> >   dmi.chassis.version: To Be Filled By O.E.M.
> >   dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr0705:bd08/23/2011:
> > svnTobefilledbyO.E.M.:pnTobefilledbyO.E.M.:pvrTobefilledbyO.E.M.:
> > rvnASUSTeKComputerINC.:rnM5A97EVO:rvrRev1.xx:cvnToBeFilledByO.E.M.:ct3:
> > cvrToBeFilledByO.E.M.:
> >   dmi.product.name: To be filled by O.E.M.
> >   dmi.product.version: To be filled by O.E.M.
> >   dmi.sys.vendor: To be filled by O.E.M.
> >
> > To manage notifications about this bug go to:
> > https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+
> > bug/1585084/+subscriptions
> >
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1585084
>
> Title:
>   Volume notification keeps popping up constantly(the notifyosd bubble
>   on top-right corner)
>
> Status in pulseaudio package in Ubuntu:
>   Confirmed
>
> Bug description:
>   I upgraded to Ubuntu 16.04 yesterday, I did a clean install while
>   preserving the home directory which is mounted in a separate
>   partition. Even during the installation I had constant volume
>   notification bubble appearing on the top-right corner of my screen, it
>   would come and go about twice every minute. I just thought it was due
>   to installing hardware drivers or something but the problem persisted
>   even when I booted into the freshly installed system. I did some
>   searching and two users reported the exact problem. And one more
>   suggested this happens because constant disconnect and reconnect of
>   the sound card which makes sense as the sound settings flashes briefly
>   during every popup. Someone on IRC suggested to kill pulseaudio and
>   thus restart it, that does not fix the issue. I also tried the Live
>   environment thinking it might be due to some old config files in home
>   partition (which was preserved during upgrade), but this problem
>   happens in the live environment as well, which makes sense because it
>   was present during installation as well.
>
>   Users with the same issue:
>   http://ubuntuforums.org/showthread.php?t=2323815
>   http://askubuntu.com/questions/773008/constant-volume-osd-in-16-04
>   http://askubuntu.com/questions/767466/sound-card-being-disconnected-
> reconnected-constantly
>
>   Thanks.
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 16.04
>   Package: pulseaudio 1:8.0-0ubuntu3
>   ProcVersionSignature: Ubuntu 4.4.0-22.40-generic 4.4.8
>   Uname: Linux 4.4.0-22-generic x86_64
>   ApportVersion: 2.20.1-0ubuntu2
>   Architecture: amd64
>   AudioDevicesInUse:
>    USER        PID ACCESS COMMAND
>    /dev/snd/controlC2:  sidd       1651 F.... pulseaudio
>    /dev/snd/controlC0:  sidd       1651 F.... pulseaudio
>    /dev/snd/controlC1:  sidd       1651 F.... pulseaudio
>   CurrentDesktop: Unity
>   Date: Tue May 24 12:31:12 2016
>   InstallationDate: Installed on 2016-05-23 (0 days ago)
>   InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64
> (20160420.1)
>   SourcePackage: pulseaudio
>   UpgradeStatus: No upgrade log present (probably fresh install)
>   dmi.bios.date: 08/23/2011
>   dmi.bios.vendor: American Megatrends Inc.
>   dmi.bios.version: 0705
>   dmi.board.asset.tag: To be filled by O.E.M.
>   dmi.board.name: M5A97 EVO
>   dmi.board.vendor: ASUSTeK Computer INC.
>   dmi.board.version: Rev 1.xx
>   dmi.chassis.asset.tag: To Be Filled By O.E.M.
>   dmi.chassis.type: 3
>   dmi.chassis.vendor: To Be Filled By O.E.M.
>   dmi.chassis.version: To Be Filled By O.E.M.
>   dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr0705:bd08/23/2011:
> svnTobefilledbyO.E.M.:pnTobefilledbyO.E.M.:pvrTobefilledbyO.E.M.:
> rvnASUSTeKComputerINC.:rnM5A97EVO:rvrRev1.xx:cvnToBeFilledByO.E.M.:ct3:
> cvrToBeFilledByO.E.M.:
>   dmi.product.name: To be filled by O.E.M.
>   dmi.product.version: To be filled by O.E.M.
>   dmi.sys.vendor: To be filled by O.E.M.
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+
> bug/1585084/+subscriptions
>