I've tried 3.19.3-031903 and the problem is fixed (also added the tag as per your request). You may ask me to download all the version to check which is the first one that fix... is this something I really need to do (please no :) )
** Tags added: kernel-fixed-upstream-3.19.3-031903 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1440392 Title: kernel 3.19.0-12 brakes HDMI Audio Status in linux package in Ubuntu: Incomplete Bug description: With kernel 3.19.0-12 HDMI audio breaks. If I use the previous kernel 3.19.0-11 (or any 3.16 older kernel) everything works just fine. ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: linux-image-3.19.0-12-generic 3.19.0-12.12 ProcVersionSignature: Ubuntu 3.19.0-12.12-generic 3.19.3 Uname: Linux 3.19.0-12-generic x86_64 ApportVersion: 2.17-0ubuntu1 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/pcmC0D3p: xbmc 1660 F...m kodi.bin /dev/snd/controlC0: xbmc 1660 F.... kodi.bin Date: Sat Apr 4 20:18:51 2015 HibernationDevice: RESUME=UUID=3addb1e2-6fd3-4581-b4e3-287fc638926d InstallationDate: Installed on 2013-07-02 (640 days ago) InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424) IwConfig: eth0 no wireless extensions. lo no wireless extensions. MachineType: Gigabyte Technology Co., Ltd. To be filled by O.E.M. ProcFB: 0 radeondrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.19.0-12-generic root=UUID=a820e9a0-4b2c-4ab6-adfd-f638f44d867f ro rootflags=subvol=@ quiet splash modeset video=uvesafb:mode_option=1400x1050-32,mtrr=3,scroll=ywrap vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.19.0-12-generic N/A linux-backports-modules-3.19.0-12-generic N/A linux-firmware 1.143 RfKill: SourcePackage: linux UpgradeStatus: Upgraded to vivid on 2015-03-29 (5 days ago) dmi.bios.date: 08/15/2013 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: F4a dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: E350N WIN8 dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.chassis.version: To Be Filled By O.E.M. dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF4a:bd08/15/2013:svnGigabyteTechnologyCo.,Ltd.:pnTobefilledbyO.E.M.:pvrTobefilledbyO.E.M.:rvnGigabyteTechnologyCo.,Ltd.:rnE350NWIN8:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.: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: Gigabyte Technology Co., Ltd. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1440392/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp