[Bug 1933707] Re: Many ACPI errors

Touchpad failures can be fixed by removing SSDT15

* Disassembly of ssdt15.dat, Tue Jun 29 18:17:16 2021
*
* Original Table Header:
* Signature "SSDT"
* Length 0x00004A2A (18986)
* Revision 0x02
* Checksum 0x3D
* OEM ID "ACRSYS"
* OEM Table ID "ACRPRDCT"
* OEM Revision 0x00000002 (2)
* Compiler ID "1025"
* Compiler Version 0x00040000 (262144)
*/
DefinitionBlock ("", "SSDT", 2, "ACRSYS", "ACRPRDCT", 0x00000002)

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https://bugs.launchpad.net/bugs/1933707

Title:
Many ACPI errors

Status in linux package in Ubuntu:
New

Bug description:
Many ACPI errors in dmesg

ProblemType: Bug
DistroRelease: Ubuntu 21.04
Package: linux-image-5.11.0-23-generic 5.11.0-23.24
ProcVersionSignature: Ubuntu 5.11.0-23.24-generic 5.11.22
Uname: Linux 5.11.0-23-generic x86_64
ApportVersion: 2.20.11-0ubuntu65.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: kimathi 1338 F.... pulseaudio
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Sat Jun 26 04:03:56 2021
InstallationDate: Installed on 2021-04-25 (61 days ago)
InstallationMedia: Ubuntu 21.04 "Hirsute Hippo" - Release amd64 (20210420)
MachineType: Acer Aspire A515-56
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.11.0-23-generic root=UUID=0c5f066e-35cd-4f76-a271-a1c97ba74ee3 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-5.11.0-23-generic N/A
linux-backports-modules-5.11.0-23-generic N/A
linux-firmware 1.197.2
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 05/26/2021
dmi.bios.release: 1.12
dmi.bios.vendor: Insyde Corp.
dmi.bios.version: V1.12
dmi.board.asset.tag: Type2 - Board Chassis Location
dmi.board.name: Iris_TL
dmi.board.vendor: TGL
dmi.board.version: V1.12
dmi.chassis.type: 10
dmi.chassis.vendor: Acer
dmi.chassis.version: V1.12
dmi.ec.firmware.release: 1.12
dmi.modalias: dmi:bvnInsydeCorp.:bvrV1.12:bd05/26/2021:br1.12:efr1.12:svnAcer:pnAspireA515-56:pvrV1.12:rvnTGL:rnIris_TL:rvrV1.12:cvnAcer:ct10:cvrV1.12:
dmi.product.family: Aspire 5
dmi.product.name: Aspire A515-56
dmi.product.sku: 0000000000000000
dmi.product.version: V1.12
dmi.sys.vendor: Acer

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