This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1833470 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete ** Tags added: disco -- 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/1833470 Title: ca0132 audio in Ubuntu 19.04 only after Windows 10 started Status in linux package in Ubuntu: Incomplete Bug description: Motherboard: Gigabyte GA-Z170X-Gaming GT (rev. 1.0) Description: Ubuntu 19.04 Release: 19.04 Expected behavior: Audio playback via headphones Actual behavior: No audio playback heard If I start Ubuntu 19.04 directly after booting my PC, there is no sound from the front or rear outputs. Everything seems configured correctly in Alsamixer, etc. If I boot into Windows 10, then restart and enter Ubuntu, the sound works as expected. I suspect something is being set properly by the Windows driver that is missed in the native Linux driver. The fact that it survives a (soft) reboot is interesting. I know this is at the ALSA level or below, because if I stop pulseaudio, `aplay music.wav` produces no output before starting Windows, and works after starting Windows. output of `lspci | grep -i audio` 00:1f.3 Audio device: Intel Corporation 100 Series/C230 Series Chipset Family HD Audio Controller (rev 31) 02:00.1 Audio device: NVIDIA Corporation GP104 High Definition Audio Controller (rev a1) output of `aplay -lL` default Playback/recording through the PulseAudio sound server null Discard all samples (playback) or generate zero samples (capture) jack JACK Audio Connection Kit pulse PulseAudio Sound Server sysdefault:CARD=PCH HDA Intel PCH, CA0132 Analog Default Audio Device front:CARD=PCH,DEV=0 HDA Intel PCH, CA0132 Analog Front speakers surround21:CARD=PCH,DEV=0 HDA Intel PCH, CA0132 Analog 2.1 Surround output to Front and Subwoofer speakers surround40:CARD=PCH,DEV=0 HDA Intel PCH, CA0132 Analog 4.0 Surround output to Front and Rear speakers surround41:CARD=PCH,DEV=0 HDA Intel PCH, CA0132 Analog 4.1 Surround output to Front, Rear and Subwoofer speakers surround50:CARD=PCH,DEV=0 HDA Intel PCH, CA0132 Analog 5.0 Surround output to Front, Center and Rear speakers surround51:CARD=PCH,DEV=0 HDA Intel PCH, CA0132 Analog 5.1 Surround output to Front, Center, Rear and Subwoofer speakers surround71:CARD=PCH,DEV=0 HDA Intel PCH, CA0132 Analog 7.1 Surround output to Front, Center, Side, Rear and Woofer speakers iec958:CARD=PCH,DEV=0 HDA Intel PCH, CA0132 Digital IEC958 (S/PDIF) Digital Audio Output dmix:CARD=PCH,DEV=0 HDA Intel PCH, CA0132 Analog Direct sample mixing device dmix:CARD=PCH,DEV=1 HDA Intel PCH, CA0132 Digital Direct sample mixing device dsnoop:CARD=PCH,DEV=0 HDA Intel PCH, CA0132 Analog Direct sample snooping device dsnoop:CARD=PCH,DEV=1 HDA Intel PCH, CA0132 Digital Direct sample snooping device hw:CARD=PCH,DEV=0 HDA Intel PCH, CA0132 Analog Direct hardware device without any conversions hw:CARD=PCH,DEV=1 HDA Intel PCH, CA0132 Digital Direct hardware device without any conversions plughw:CARD=PCH,DEV=0 HDA Intel PCH, CA0132 Analog Hardware device with all software conversions plughw:CARD=PCH,DEV=1 HDA Intel PCH, CA0132 Digital Hardware device with all software conversions usbstream:CARD=PCH HDA Intel PCH USB Stream Output hdmi:CARD=NVidia,DEV=0 HDA NVidia, HDMI 0 HDMI Audio Output hdmi:CARD=NVidia,DEV=1 HDA NVidia, HDMI 1 HDMI Audio Output hdmi:CARD=NVidia,DEV=2 HDA NVidia, HDMI 2 HDMI Audio Output hdmi:CARD=NVidia,DEV=3 HDA NVidia, HDMI 3 HDMI Audio Output dmix:CARD=NVidia,DEV=3 HDA NVidia, HDMI 0 Direct sample mixing device dmix:CARD=NVidia,DEV=7 HDA NVidia, HDMI 1 Direct sample mixing device dmix:CARD=NVidia,DEV=8 HDA NVidia, HDMI 2 Direct sample mixing device dmix:CARD=NVidia,DEV=9 HDA NVidia, HDMI 3 Direct sample mixing device dsnoop:CARD=NVidia,DEV=3 HDA NVidia, HDMI 0 Direct sample snooping device dsnoop:CARD=NVidia,DEV=7 HDA NVidia, HDMI 1 Direct sample snooping device dsnoop:CARD=NVidia,DEV=8 HDA NVidia, HDMI 2 Direct sample snooping device dsnoop:CARD=NVidia,DEV=9 HDA NVidia, HDMI 3 Direct sample snooping device hw:CARD=NVidia,DEV=3 HDA NVidia, HDMI 0 Direct hardware device without any conversions hw:CARD=NVidia,DEV=7 HDA NVidia, HDMI 1 Direct hardware device without any conversions hw:CARD=NVidia,DEV=8 HDA NVidia, HDMI 2 Direct hardware device without any conversions hw:CARD=NVidia,DEV=9 HDA NVidia, HDMI 3 Direct hardware device without any conversions plughw:CARD=NVidia,DEV=3 HDA NVidia, HDMI 0 Hardware device with all software conversions plughw:CARD=NVidia,DEV=7 HDA NVidia, HDMI 1 Hardware device with all software conversions plughw:CARD=NVidia,DEV=8 HDA NVidia, HDMI 2 Hardware device with all software conversions plughw:CARD=NVidia,DEV=9 HDA NVidia, HDMI 3 Hardware device with all software conversions usbstream:CARD=NVidia HDA NVidia USB Stream Output **** List of PLAYBACK Hardware Devices **** card 0: PCH [HDA Intel PCH], device 0: CA0132 Analog [CA0132 Analog] Subdevices: 0/1 Subdevice #0: subdevice #0 card 0: PCH [HDA Intel PCH], device 1: CA0132 Digital [CA0132 Digital] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: NVidia [HDA NVidia], device 3: HDMI 0 [HDMI 0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: NVidia [HDA NVidia], device 7: HDMI 1 [HDMI 1] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: NVidia [HDA NVidia], device 8: HDMI 2 [HDMI 2] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: NVidia [HDA NVidia], device 9: HDMI 3 [HDMI 3] Subdevices: 1/1 Subdevice #0: subdevice #0 output of `apt list | grep alsa` with i386 and other unrelated packages removed alsa-base/disco,disco,now 1.0.25+dfsg-0ubuntu5 all [installed,automatic] alsa-firmware-loaders/disco 1.1.7-1 amd64 alsa-oss/disco 1.1.8-1 amd64 alsa-source/disco,disco 1.0.25+dfsg-0ubuntu5 all alsa-tools-gui/disco,now 1.1.7-1 amd64 [installed] alsa-tools/disco 1.1.7-1 amd64 alsa-utils/disco,now 1.1.8-1ubuntu1 amd64 [installed,automatic] alsamixergui/disco 0.9.0rc2-1-10 amd64 alsaplayer-alsa/disco 0.99.81-2 amd64 alsaplayer-common/disco 0.99.81-2 amd64 alsaplayer-daemon/disco 0.99.81-2 amd64 alsaplayer-gtk/disco 0.99.81-2 amd64 alsaplayer-jack/disco 0.99.81-2 amd64 alsaplayer-nas/disco 0.99.81-2 amd64 alsaplayer-oss/disco 0.99.81-2 amd64 alsaplayer-text/disco 0.99.81-2 amd64 alsaplayer-xosd/disco 0.99.81-2 amd64 cairo-dock-alsamixer-plug-in/disco 3.4.1-4build1 amd64 gstreamer1.0-alsa/disco,now 1.15.90-1 amd64 [installed,automatic] libalsa-ocaml-dev/disco 0.2.3-1ubuntu2 amd64 libalsa-ocaml/disco 0.2.3-1ubuntu2 amd64 libalsaplayer-dev/disco 0.99.81-2 amd64 libalsaplayer0/disco 0.99.81-2 amd64 libclalsadrv-dev/disco,disco 2.0.0-3 all libclalsadrv2/disco 2.0.0-3 amd64 libdssialsacompat-dev/disco 1.0.8a-1 amd64 libdssialsacompat0/disco 1.0.8a-1 amd64 libghc-alsa-core-dev/disco 0.5.0.1-5 amd64 libghc-alsa-core-doc/disco,disco 0.5.0.1-5 all libghc-alsa-core-prof/disco 0.5.0.1-5 amd64 libghc-alsa-mixer-dev/disco 0.2.0.3-3 amd64 libghc-alsa-mixer-doc/disco,disco 0.2.0.3-3 all libghc-alsa-mixer-prof/disco 0.2.0.3-3 amd64 libomxil-bellagio0-components-alsa/disco 0.1-2 amd64 liboss4-salsa-asound2/disco 4.2-build2010-5ubuntu3 amd64 liboss4-salsa2/disco 4.2-build2010-5ubuntu3 amd64 libsnack-alsa/disco 2.2.10.20090623-dfsg-8 amd64 libsox-fmt-alsa/disco 14.4.2-3 amd64 libzita-alsa-pcmi-dev/disco 0.2.0-4ubuntu2 amd64 libzita-alsa-pcmi0/disco 0.2.0-4ubuntu2 amd64 mkchromecast-alsa/disco,disco 0.3.8.1-1 all mopidy-alsamixer/disco,disco 1.1.1-1 all osspd-alsa/disco 1.3.2-11 amd64 python-alsaaudio/disco 0.8.4-1 amd64 python-pyalsa/disco 1.1.6-1build2 amd64 python3-alsaaudio/disco 0.8.4-1 amd64 python3-pyalsa/disco 1.1.6-1build2 amd64 volumeicon-alsa/disco 0.5.1+git20170117-1 amd64 xmms2-plugin-alsa/disco 0.8+dfsg-18.2 amd64 zita-alsa-pcmi-utils/disco 0.2.0-4ubuntu2 amd64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1833470/+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