I upgraded to ubuntu 20.04 since the bug report, but still the same issues. Will try the mainline kernel, but nvidia-driver is complaining about not supporting 5.7 yet. This is a crash log from 20.04's default kernel for now.
** Attachment added: "journal_log_25042929.txt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1870538/+attachment/5360070/+files/journal_log_25042929.txt -- 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/1870538 Title: ryzen 5 3600x hard lockup Status in linux package in Ubuntu: Confirmed Bug description: System randomly freezes and requires a hard reset. Very frequently it happens when trying to wake it up from a period of inactivity. (after the screen has turned off). Almost daily occurrence. Description: Ubuntu 19.10 Release: 19.10 Codename: eoan Linux MartoBeast 5.3.0-45-generic #37-Ubuntu SMP Thu Mar 26 20:41:27 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux ProblemType: Bug DistroRelease: Ubuntu 19.10 Package: linux-image-5.3.0-45-generic 5.3.0-45.37 ProcVersionSignature: Ubuntu 5.3.0-45.37-generic 5.3.18 Uname: Linux 5.3.0-45-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.11-0ubuntu8.8 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC1: martin 2642 F.... pulseaudio /dev/snd/controlC0: martin 2642 F.... pulseaudio /dev/snd/controlC2: martin 2642 F.... pulseaudio CurrentDesktop: ubuntu:GNOME Date: Fri Apr 3 08:46:11 2020 InstallationDate: Installed on 2019-12-08 (117 days ago) InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017) IwConfig: lo no wireless extensions. enp4s0 no wireless extensions. MachineType: Gigabyte Technology Co., Ltd. X570 AORUS ELITE ProcFB: 0 EFI VGA ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.3.0-45-generic root=UUID=05d2cb45-6b9c-47b3-8102-e6c6a13de26b ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-5.3.0-45-generic N/A linux-backports-modules-5.3.0-45-generic N/A linux-firmware 1.183.4 RfKill: 0: hci0: Bluetooth Soft blocked: no Hard blocked: no SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 12/06/2019 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: F11 dmi.board.asset.tag: Default string dmi.board.name: X570 AORUS ELITE dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.asset.tag: Default string dmi.chassis.type: 3 dmi.chassis.vendor: Default string dmi.chassis.version: Default string dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF11:bd12/06/2019:svnGigabyteTechnologyCo.,Ltd.:pnX570AORUSELITE:pvr-CF:rvnGigabyteTechnologyCo.,Ltd.:rnX570AORUSELITE:rvrx.x:cvnDefaultstring:ct3:cvrDefaultstring: dmi.product.family: Default string dmi.product.name: X570 AORUS ELITE dmi.product.sku: Default string dmi.product.version: -CF dmi.sys.vendor: Gigabyte Technology Co., Ltd. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1870538/+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