Same behavior on dell precision 7740 -- 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/1827460
Title: [Lenovo IdeaPad 330-15IGM] No sound at all after resuming from sleep in kernel 4.15.0-48.51-generic (but v4.15.0-47.50 works). Status in linux package in Ubuntu: Confirmed Bug description: My Lenovo ideapad 330 laptop with Ubuntu 18.04 sounds works fine initially. However, when I close it down (to sleep) and then return, all the sound disappears. The only way to get back the sound is to restart the laptop. The issue seem to start after a recent automatic update. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.15.0-48.51-generic 4.15.18 Uname: Linux 4.15.0-48-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.6 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: rickodesea 1545 F.... pulseaudio CurrentDesktop: ubuntu:GNOME Date: Thu May 2 22:49:12 2019 InstallationDate: Installed on 2019-03-28 (36 days ago) InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725) PackageArchitecture: all ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: alsa-driver Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed Symptom_Card: Built-in Audio - HDA Intel PCH Symptom_DevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: gdm 1139 F.... pulseaudio rickodesea 1545 F.... pulseaudio Symptom_Type: No sound at all Title: [HDA-Intel - HDA Intel PCH, playback] No sound at all UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 12/18/2018 dmi.bios.vendor: LENOVO dmi.bios.version: 7XCN29WW dmi.board.asset.tag: NO Asset Tag dmi.board.name: LNVNB161216 dmi.board.vendor: LENOVO dmi.board.version: SDK0J40700 WIN dmi.chassis.asset.tag: NO Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Lenovo ideapad 330-15IGM dmi.modalias: dmi:bvnLENOVO:bvr7XCN29WW:bd12/18/2018:svnLENOVO:pn81D1:pvrLenovoideapad330-15IGM:rvnLENOVO:rnLNVNB161216:rvrSDK0J40700WIN:cvnLENOVO:ct10:cvrLenovoideapad330-15IGM: dmi.product.family: ideapad 330-15IGM dmi.product.name: 81D1 dmi.product.version: Lenovo ideapad 330-15IGM dmi.sys.vendor: LENOVO --- ProblemType: Bug ApportVersion: 2.20.9-0ubuntu7.6 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: rickodesea 1519 F.... pulseaudio CurrentDesktop: ubuntu:GNOME DistroRelease: Ubuntu 18.04 InstallationDate: Installed on 2019-03-28 (37 days ago) InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725) MachineType: LENOVO 81D1 Package: linux (not installed) ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-47-generic root=UUID=a88315b7-573d-4436-b91a-79b15c95e85c ro quiet splash vt.handoff=1 ProcVersionSignature: Ubuntu 4.15.0-47.50-generic 4.15.18 RelatedPackageVersions: linux-restricted-modules-4.15.0-47-generic N/A linux-backports-modules-4.15.0-47-generic N/A linux-firmware 1.173.5 Tags: bionic Uname: Linux 4.15.0-47-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 12/18/2018 dmi.bios.vendor: LENOVO dmi.bios.version: 7XCN29WW dmi.board.asset.tag: NO Asset Tag dmi.board.name: LNVNB161216 dmi.board.vendor: LENOVO dmi.board.version: SDK0J40700 WIN dmi.chassis.asset.tag: NO Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Lenovo ideapad 330-15IGM dmi.modalias: dmi:bvnLENOVO:bvr7XCN29WW:bd12/18/2018:svnLENOVO:pn81D1:pvrLenovoideapad330-15IGM:rvnLENOVO:rnLNVNB161216:rvrSDK0J40700WIN:cvnLENOVO:ct10:cvrLenovoideapad330-15IGM: dmi.product.family: ideapad 330-15IGM dmi.product.name: 81D1 dmi.product.version: Lenovo ideapad 330-15IGM dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1827460/+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