Public bug reported:
Running Kubuntu 20.04: Regardless of whether the laptop is plugged-in,
or the battery state (Even just before dying) the reported percentage is
incorrect and the system believes it is plugged in at all times (see
upower -d below, it is always the same).
$ cat /proc/version_signature
Ubuntu 5.4.0-29.33-generic 5.4.30
$ lsb_release -a
LSB Version:
core-11.1.0ubuntu2-noarch:printing-11.1.0ubuntu2-noarch:security-11.1.0ubuntu2-noarch
Distributor ID: Ubuntu
Description: Ubuntu 20.04 LTS
Release: 20.04
Codename: focal
$ uname -a
Linux Vergil 5.4.0-29-generic #33-Ubuntu SMP Wed Apr 29 14:32:27 UTC 2020
x86_64 x86_64 x86_64 GNU/Linux
$ upower -d
Device: /org/freedesktop/UPower/devices/line_power_ACAD
native-path: ACAD
power supply: yes
updated: Sat 16 May 2020 12:35:46 PM CDT (909 seconds ago)
has history: no
has statistics: no
line-power
warning-level: none
online: yes
icon-name: 'ac-adapter-symbolic'
Device: /org/freedesktop/UPower/devices/battery_BAT1
native-path: BAT1
vendor: TOSHIBA
model: PABAS0241231
serial: 000000000000FFFF
power supply: yes
updated: Sat 16 May 2020 12:49:47 PM CDT (68 seconds ago)
has history: yes
has statistics: yes
battery
present: yes
rechargeable: yes
state: fully-charged
warning-level: none
energy: 4294.84 Wh
energy-empty: 0 Wh
energy-full: 4294.84 Wh
energy-full-design: 4294.84 Wh
energy-rate: 0 W
voltage: 65.535 V
percentage: 100%
capacity: 100%
technology: lithium-ion
icon-name: 'battery-full-charged-symbolic'
Device: /org/freedesktop/UPower/devices/DisplayDevice
power supply: yes
updated: Sat 16 May 2020 12:32:09 PM CDT (1126 seconds ago)
has history: no
has statistics: no
battery
present: yes
state: fully-charged
warning-level: none
energy: 4294.84 Wh
energy-full: 4294.84 Wh
energy-rate: 0 W
percentage: 100%
icon-name: 'battery-full-charged-symbolic'
Daemon:
daemon-version: 0.99.11
on-battery: no
lid-is-closed: no
lid-is-present: yes
critical-action: HybridSleep
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.4.0-29-generic 5.4.0-29.33
ProcVersionSignature: Ubuntu 5.4.0-29.33-generic 5.4.30
Uname: Linux 5.4.0-29-generic x86_64
ApportVersion: 2.20.11-0ubuntu27
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: sperger 1191 F.... pulseaudio
/dev/snd/controlC0: sperger 1191 F.... pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: KDE
Date: Sat May 16 12:41:59 2020
InstallationDate: Installed on 2020-03-11 (65 days ago)
InstallationMedia: Kubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017)
MachineType: TOSHIBA Satellite C55-B
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-29-generic
root=UUID=fd25621b-6551-420a-a1c5-13a0746ae679 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-5.4.0-29-generic N/A
linux-backports-modules-5.4.0-29-generic N/A
linux-firmware 1.187
RfKill:
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
SourcePackage: linux
UpgradeStatus: Upgraded to focal on 2020-05-10 (5 days ago)
dmi.bios.date: 07/19/2014
dmi.bios.vendor: TOSHIBA
dmi.bios.version: 1.30
dmi.board.asset.tag: *
dmi.board.name: ZSWAA
dmi.board.vendor: TOSHIBA
dmi.board.version: 1.00
dmi.chassis.asset.tag: *
dmi.chassis.type: 10
dmi.chassis.vendor: TOSHIBA
dmi.chassis.version: *
dmi.modalias:
dmi:bvnTOSHIBA:bvr1.30:bd07/19/2014:svnTOSHIBA:pnSatelliteC55-B:pvrPSCLUU-05M07V:rvnTOSHIBA:rnZSWAA:rvr1.00:cvnTOSHIBA:ct10:cvr*:
dmi.product.family: *
dmi.product.name: Satellite C55-B
dmi.product.sku: PSCLUU
dmi.product.version: PSCLUU-05M07V
dmi.sys.vendor: TOSHIBA
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Confirmed
** Tags: amd64 apport-bug focal
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https://bugs.launchpad.net/bugs/1879082
Title:
Kernel reporting 100% battery, always
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