I am not sure if the issue started happening after an update/upgrade. I noticed it the first time I tried. No there was no prior kernel version where I was not having this problem. I tried the latest upstream kernel - The issue still exists.
** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed ** Tags added: kernel-bug-exists-upstream -- 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/1802052 Title: WMI Error - ACPI Exception AE_NOT_FOUND Status in linux package in Ubuntu: Confirmed Bug description: Backstory: The discrete touchpad enable/disable switch does not work on Ubuntu but works perfectly on windows. This is probably an issue of the msi_wmi drivers, so I tried to find a solution. Followed the instructions here - https://wiki.ubuntu.com/Kernel/Reference/WMI WMI dump error - AE_NOT_FOUND Logs - https://pastebin.com/aY6ngxzh 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 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.9-0ubuntu7.4 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: pratyush 4060 F.... pulseaudio CurrentDesktop: ubuntu:GNOME Date: Wed Nov 7 12:02:12 2018 InstallationDate: Installed on 2018-09-17 (50 days ago) InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725) Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 002: ID 1038:1122 SteelSeries ApS Bus 001 Device 004: ID 8087:0aaa Intel Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: Micro-Star International Co., Ltd. GS65 Stealth Thin 8RF ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-38-generic root=UUID=dba04826-1b60-412d-b2f4-06f876af3f8f ro acpi_osi=! "acpi_osi=Windows 2009" quiet splash acpi_backlight=vendor nouveau.runpm=0 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: 08/27/2018 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: E16Q2IMS.10E dmi.board.asset.tag: Default string dmi.board.name: MS-16Q2 dmi.board.vendor: Micro-Star International Co., Ltd. dmi.board.version: REV:1.0 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: Micro-Star International Co., Ltd. dmi.chassis.version: N/A dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrE16Q2IMS.10E:bd08/27/2018:svnMicro-StarInternationalCo.,Ltd.:pnGS65StealthThin8RF:pvrREV1.0:rvnMicro-StarInternationalCo.,Ltd.:rnMS-16Q2:rvrREV1.0:cvnMicro-StarInternationalCo.,Ltd.:ct10:cvrN/A: dmi.product.family: GS dmi.product.name: GS65 Stealth Thin 8RF dmi.product.version: REV:1.0 dmi.sys.vendor: Micro-Star International Co., Ltd. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1802052/+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