I'm also experiencing several crash. I'm using an Asus PRIME B450M-A II motherboard.
$ systemctl status --user pulseaudio.service pulseaudio.service - Sound Service Loaded: loaded (/usr/lib/systemd/user/pulseaudio.service; enabled; vendor preset: enabled) Active: active (running) since Sun 2021-01-10 20:55:22 CET; 25min ago TriggeredBy: ● pulseaudio.socket Main PID: 1474 (pulseaudio) CGroup: /user.slice/user-1000.slice/user@1000.service/pulseaudio.service └─1474 /usr/bin/pulseaudio --daemonize=no --log-target=journal gen 10 20:55:22 XXX systemd[1468]: Starting Sound Service... gen 10 20:55:22 XXX systemd[1468]: Started Sound Service. gen 10 20:55:26 XXX pulseaudio[1474]: ALSA woke us up to write new data to the device, but there was actually nothing to write. gen 10 20:55:26 XXX pulseaudio[1474]: Most likely this is a bug in the ALSA driver 'snd_hda_intel'. Please report this issue to the ALSA developers. gen 10 20:55:26 XXX pulseaudio[1474]: We were woken up with POLLOUT set -- however a subsequent snd_pcm_avail() returned 0 or another value < min_avail. gen 10 20:55:47 XXX pulseaudio[1474]: GetManagedObjects() failed: org.freedesktop.DBus.Error.NoReply: Did not receive a reply. Possible causes include: org.freedesktop.DBus.Error.NoReply: Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken. $ uname -a Linux XXX 5.8.0-36-generic #40~20.04.1-Ubuntu SMP Wed Jan 6 10:15:55 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux -- 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/1873641 Title: pulseaudio says: ALSA woke us up to write new data to the device, but there was actually nothing to write. Status in linux package in Ubuntu: Confirmed Bug description: Apr 19 03:12:37 shh pulseaudio[2107]: ALSA woke us up to write new data to the device, but there was actually nothing to write. Apr 19 03:12:37 shh pulseaudio[2107]: Most likely this is a bug in the ALSA driver 'snd_hda_intel'. Please report this issue to the ALSA developers. Apr 19 03:12:37 shh pulseaudio[2107]: We were woken up with POLLOUT set -- however a subsequent snd_pcm_avail() returned 0 or another value < min_avail. I'm running Ubuntu 20.04 beta, and have just gotten past several crash or abort issues in pulseaudio on this Gigabyte AX370-Gaming5 motherboard. With tonight's update to: Package: pulseaudio Architecture: amd64 Version: 1:13.99.1-1ubuntu3 and the running kernel: Linux shh.toad.com 5.4.0-24-generic #28-Ubuntu SMP Thu Apr 9 22:16:42 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux I got a somg;e report like this in syslog (so far). Since the developers asked me to report it, here's the bug report. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: linux-image-5.4.0-24-generic 5.4.0-24.28 ProcVersionSignature: Ubuntu 5.4.0-24.28-generic 5.4.30 Uname: Linux 5.4.0-24-generic x86_64 ApportVersion: 2.20.11-0ubuntu27 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Sun Apr 19 03:24:07 2020 InstallationDate: Installed on 2020-04-17 (1 days ago) InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Beta amd64 (20200402) IwConfig: enp6s0 no wireless extensions. enp5s0 no wireless extensions. lo no wireless extensions. MachineType: Gigabyte Technology Co., Ltd. AX370-Gaming 5 ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: 0 nouveaudrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-24-generic root=UUID=35b84e12-683c-43ea-9b3f-64fae90e1984 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-5.4.0-24-generic N/A linux-backports-modules-5.4.0-24-generic N/A linux-firmware 1.187 RfKill: SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) WifiSyslog: dmi.bios.date: 01/16/2019 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: F25 dmi.board.asset.tag: Default string dmi.board.name: AX370-Gaming 5 dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: Default string dmi.chassis.asset.tag: Default string dmi.chassis.type: 3 dmi.chassis.vendor: Default string dmi.chassis.version: Default string dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF25:bd01/16/2019:svnGigabyteTechnologyCo.,Ltd.:pnAX370-Gaming5:pvrDefaultstring:rvnGigabyteTechnologyCo.,Ltd.:rnAX370-Gaming5:rvrDefaultstring:cvnDefaultstring:ct3:cvrDefaultstring: dmi.product.family: Default string dmi.product.name: AX370-Gaming 5 dmi.product.sku: Default string dmi.product.version: Default string dmi.sys.vendor: Gigabyte Technology Co., Ltd. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1873641/+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