Did this issue start happening after an update/upgrade? Was there a prior kernel version where you were not having this particular problem?
Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.17 kernel[0]. If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix this bug, please add the tag: 'kernel-bug-exists-upstream'. Once testing of the upstream kernel is complete, please mark this bug as "Confirmed". Thanks in advance. [0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.17-rc4 ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- 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/1769517 Title: Radeon HD 3450 acceleration not working Status in linux package in Ubuntu: Incomplete Bug description: The Radeon HD 3450 acceleration support does not work. In the dmesg is the information: [ 13.892364] [drm:r600_ring_test [radeon]] *ERROR* radeon: ring 0 test failed (scratch(0x8504)=0xCAFEDEAD) [ 13.892476] radeon 0000:02:00.0: disabling GPU acceleration ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: linux-generic 4.15.0.20.23 ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17 Uname: Linux 4.15.0-20-generic x86_64 ApportVersion: 2.20.9-0ubuntu7 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ubuntu 1645 F.... pulseaudio CasperVersion: 1.394 CurrentDesktop: ubuntu:GNOME Date: Sun May 6 22:28:53 2018 IwConfig: enp0s20 no wireless extensions. lo no wireless extensions. LiveMediaBuild: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426) Lsusb: Bus 001 Device 002: ID 154b:005b PNY Flash Drive Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub MachineType: System manufacturer System Product Name ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: 0 radeondrmfb ProcKernelCmdLine: file=/cdrom/preseed/username.seed boot=casper initrd=/casper/initrd.lz quiet splash --- maybe-ubiquity RelatedPackageVersions: linux-restricted-modules-4.15.0-20-generic N/A linux-backports-modules-4.15.0-20-generic N/A linux-firmware 1.173 RfKill: SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 06/21/2007 dmi.bios.vendor: Phoenix Technologies, LTD dmi.bios.version: ASUS M2NPV-VM ACPI BIOS Revision 1001 dmi.board.name: M2NPV-VM dmi.board.vendor: ASUSTek Computer INC. dmi.board.version: 1.xx dmi.chassis.asset.tag: 123456789000 dmi.chassis.type: 3 dmi.chassis.vendor: Chassis Manufacture dmi.chassis.version: Chassis Version dmi.modalias: dmi:bvnPhoenixTechnologies,LTD:bvrASUSM2NPV-VMACPIBIOSRevision1001:bd06/21/2007:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTekComputerINC.:rnM2NPV-VM:rvr1.xx:cvnChassisManufacture:ct3:cvrChassisVersion: dmi.product.name: System Product Name dmi.product.version: System Version dmi.sys.vendor: System manufacturer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1769517/+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
