Gabriel Lemieux, could you please boot into the default Ubuntu kernel (not mainline) and execute the following command, as it will automatically gather debugging information, in a terminal: apport-collect 1441852
** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete ** Tags removed: apport-collected audio broadwell sound ** Tags added: kernel-bug-exists-upstream-4.0-c4 ** Description changed: On ubuntu trusty, Audio driver on HP Spectre x360 doesn't work. May be related to the bug found on the 2015 XPS 13. (https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1413446) On the kernel 4.0-rc4+ given as solution for the bug found on the XPS 13, the dmesg -t | egrep "(audio|snd|INT3438)" command return: dmar: ACPI device "INT3438:00" under DMAR at fed91000 as 00:13.0 snd_hda_intel 0000:00:03.0: enabling device (0000 -> 0002) sst-acpi INT3438:00: DesignWare DMA Controller, 8 channels haswell-pcm-audio haswell-pcm-audio: FW loaded, mailbox readback FW info: type 01, - version: 00.00, build 77, source commit id: 876ac6906f31a43b6772b23c7c983ce9dcb18a19 broadwell-audio broadwell-audio: ASoC: CODEC DAI rt286-aif1 not registered - - First time I post a bug, I try to give all the assistance needed. - --- - ApportVersion: 2.14.1-0ubuntu3.8 - Architecture: amd64 - CurrentDesktop: Unity - DistroRelease: Ubuntu 14.04 - InstallationDate: Installed on 2015-04-01 (7 days ago) - InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1) - Package: linux (not installed) - Tags: trusty - Uname: Linux 4.0.0-rc4+ x86_64 - UnreportableReason: The running kernel is not an Ubuntu kernel - UpgradeStatus: No upgrade log present (probably fresh install) - UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo - _MarkForUpload: True - --- - ApportVersion: 2.14.1-0ubuntu3.8 - Architecture: amd64 - CurrentDesktop: Unity - DistroRelease: Ubuntu 14.04 - InstallationDate: Installed on 2015-04-01 (7 days ago) - InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1) - Package: linux (not installed) - Tags: trusty - Uname: Linux 4.0.0-rc4+ x86_64 - UnreportableReason: The running kernel is not an Ubuntu kernel - UpgradeStatus: No upgrade log present (probably fresh install) - UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo - _MarkForUpload: True ** Attachment removed: "ProcEnviron.txt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1441852/+attachment/4369937/+files/ProcEnviron.txt ** Attachment removed: "ProcEnviron.txt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1441852/+attachment/4369938/+files/ProcEnviron.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1441852 Title: Audio broken on HP Spectre x360, broadwell-U audio controller To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1441852/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs