apport information ** Tags added: apport-collected focal
** Description changed: After the regular updates (on 20.04 and 21.10) audio had crackling noise on the USB audio interface, while it was normal on the internal audio. Tried with different sound cards (presonus audiobox, behringer xenyx q802) and three different machines. Might be in the kernel 5.13.0-37 - Reverting to that kernel removed the problem: linux- - image-5.13.0-35-generic + Reverting to that kernel removed the problem: linux-image-5.13.0-35-generic + --- + ProblemType: Bug + ApportVersion: 2.20.11-0ubuntu27.21 + Architecture: amd64 + AudioDevicesInUse: + USER PID ACCESS COMMAND + /dev/snd/controlC0: janina 1338 F.... pulseaudio + /dev/snd/controlC2: janina 1338 F.... pulseaudio + /dev/snd/controlC1: janina 1338 F.... pulseaudio + CasperMD5CheckResult: skip + CurrentDesktop: ubuntu:GNOME + DistroRelease: Ubuntu 20.04 + InstallationDate: Installed on 2022-03-03 (25 days ago) + InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423) + IwConfig: + lo no wireless extensions. + + eno1 no wireless extensions. + MachineType: LENOVO 10AHS0LE00 + Package: linux (not installed) + ProcFB: 0 i915drmfb + ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.13.0-37-generic root=UUID=a8081fc1-6378-4580-9a4a-416e1bead5be ro quiet splash vt.handoff=7 + ProcVersionSignature: Ubuntu 5.13.0-37.42~20.04.1-generic 5.13.19 + RelatedPackageVersions: + linux-restricted-modules-5.13.0-37-generic N/A + linux-backports-modules-5.13.0-37-generic N/A + linux-firmware 1.187.29 + RfKill: + + Tags: focal + Uname: Linux 5.13.0-37-generic x86_64 + UpgradeStatus: No upgrade log present (probably fresh install) + UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo + _MarkForUpload: True + dmi.bios.date: 03/21/2018 + dmi.bios.release: 1.226 + dmi.bios.vendor: LENOVO + dmi.bios.version: FBKTCYAUS + dmi.board.name: SHARKBAY + dmi.board.vendor: LENOVO + dmi.board.version: NOK + 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.ec.firmware.release: 1.13 + dmi.modalias: dmi:bvnLENOVO:bvrFBKTCYAUS:bd03/21/2018:br1.226:efr1.13:svnLENOVO:pn10AHS0LE00:pvrThinkCentreM83:rvnLENOVO:rnSHARKBAY:rvrNOK:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:skuLENOVO_MT_10AH: + dmi.product.family: To be filled by O.E.M. + dmi.product.name: 10AHS0LE00 + dmi.product.sku: LENOVO_MT_10AH + dmi.product.version: ThinkCentre M83 + dmi.sys.vendor: LENOVO ** Attachment added: "AlsaInfo.txt" https://bugs.launchpad.net/bugs/1966432/+attachment/5574152/+files/AlsaInfo.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1966432 Title: audio crackling on usb sound card To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1966432/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
