pc randomly freeze

[Attilio Marcelli]

pc with ubuntu 18.04 randomly freeze and i'm forced to turn it off. This often happens while playing VLC

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-4.15.0-38-generic 4.15.0-38.41
ProcVersionSignature: Ubuntu 4.15.0-38.41-generic 4.15.18
Uname: Linux 4.15.0-38-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.4
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: plraska 8379 F.... pulseaudio
 /dev/snd/controlC0: plraska 8379 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Sun Nov 4 08:23:54 2018
InstallationDate: Installed on 2018-10-03 (31 days ago)
InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725)
MachineType: HP HP Laptop 15-db0xxx
ProcFB: 0 amdgpudrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-38-generic root=UUID=c1c43279-03a7-4d7e-8b7e-9b999190af0a ro quiet splash vt.handoff=1
RelatedPackageVersions:
 linux-restricted-modules-4.15.0-38-generic N/A
 linux-backports-modules-4.15.0-38-generic N/A
 linux-firmware 1.173.1
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/26/2018
dmi.bios.vendor: Insyde
dmi.bios.version: F.03
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: 84AE
dmi.board.vendor: HP
dmi.board.version: 86.19
dmi.chassis.asset.tag: Chassis Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: HP
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnInsyde:bvrF.03:bd04/26/2018:svnHP:pnHPLaptop15-db0xxx:pvrType1ProductConfigId:rvnHP:rn84AE:rvr86.19:cvnHP:ct10:cvrChassisVersion:
dmi.product.family: 103C_5335KV HP Notebook
dmi.product.name: HP Laptop 15-db0xxx
dmi.product.version: Type1ProductConfigId
dmi.sys.vendor: HP

[Ubuntu Kernel Bot (ubuntu-kernel-bot)]

This change was made by a bot.

[Hui Wang (hui.wang)]

Look like this is an issue of graphic driver (amdgpu).

Please do a test:
add nomodeset in the boot parameter from grub, then boot the system. Make sure the X11 is working in framebuffer mode. (lsmod | grep amdgpu; make sure the amdgpu is not loaded).

Then test if it still hang randomly.