Public bug reported:
Short: Ubuntu 20.04, kernel:
Ubuntu 5.4.0-37.41-generic 5.4.41 wont boot unless acpi=off. Asus K550V laptop,
NVidia 950m
Long: Ubuntu 20.04 wont boot unless acpi=off is specified. Tried with
nolapic, noapic, acpi_osi=Linux, acpi=ht, pci=noacpi, acpi=noirq, pnpacpi=off,
but in all cases system hangs. Message are Firmware bug acpi region does not
cover entire command.
System runs without nomodeset, and I am able to use Nvidia proprietary driver,
with multiple monitors.
System info:
Asus K550V, Dual boot
First hdd: ssd 256gb - used for windows
Second hdd: 2TB, First partition is bitlocked for windows 10, second is ext4
for linux.
Nvidia 950M
Problem: when acpi=off, computer cannot be turned off, restarted,suspended
---
ProblemType: Bug
ApportVersion: 2.20.11-0ubuntu27.3
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: vlada 2911 F.... pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
DistroRelease: Ubuntu 20.04
InstallationDate: Installed on 2020-06-19 (0 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
Lsusb:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 13d3:3414 IMC Networks Bluetooth Radio
Bus 001 Device 003: ID 046d:c077 Logitech, Inc. M105 Optical Mouse
Bus 001 Device 002: ID 0bda:57de Realtek Semiconductor Corp. USB2.0 VGA UVC
WebCam
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: ASUSTeK COMPUTER INC. X550VXK
Package: linux (not installed)
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-37-generic
root=UUID=1891b053-4e54-4bdc-be02-55a3bac68c69 ro quiet splash acpi=off
vt.handoff=7
ProcVersionSignature: Ubuntu 5.4.0-37.41-generic 5.4.41
RelatedPackageVersions:
linux-restricted-modules-5.4.0-37-generic N/A
linux-backports-modules-5.4.0-37-generic N/A
linux-firmware 1.187
Tags: focal
Uname: Linux 5.4.0-37-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo
_MarkForUpload: True
dmi.bios.date: 04/19/2019
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: X550VXK.307
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: X550VXK
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: 1.0
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: ASUSTeK COMPUTER INC.
dmi.chassis.version: 1.0
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvrX550VXK.307:bd04/19/2019:svnASUSTeKCOMPUTERINC.:pnX550VXK:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnX550VXK:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:
dmi.product.family: X
dmi.product.name: X550VXK
dmi.product.version: 1.0
dmi.sys.vendor: ASUSTeK COMPUTER INC.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-collected focal
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https://bugs.launchpad.net/bugs/1884351
Title:
Firmware bug - ACPI
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