mouse issues

[themba phiri]

external mouse disconnects after a while

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: xorg 1:7.7+19ubuntu7.1
ProcVersionSignature: Ubuntu 5.4.0-137.154~18.04.1-generic 5.4.218
Uname: Linux 5.4.0-137-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.28
Architecture: amd64
BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
CompositorRunning: None
CurrentDesktop: ubuntu:GNOME
Date: Sat Feb 4 08:52:55 2023
DistUpgraded: Fresh install
DistroCodename: bionic
DistroVariant: ubuntu
GraphicsCard:
 Intel Corporation UHD Graphics 620 [8086:5917] (rev 07) (prog-if 00 [VGA controller])
   Subsystem: Lenovo UHD Graphics 620 [17aa:225d]
InstallationDate: Installed on 2019-07-28 (1287 days ago)
InstallationMedia: Ubuntu 18.04.2 LTS "Bionic Beaver" - Release amd64 (20190210)
MachineType: LENOVO 20L5000WUS
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-137-generic root=UUID=9b94eb86-06c2-4d70-892a-122273bb72c0 ro quiet splash vt.handoff=1
SourcePackage: xorg
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 09/29/2022
dmi.bios.vendor: LENOVO
dmi.bios.version: N24ET71W (1.46 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20L5000WUS
dmi.board.vendor: LENOVO
dmi.board.version: SDK0J40697 WIN
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.modalias: dmi:bvnLENOVO:bvrN24ET71W(1.46):bd09/29/2022:svnLENOVO:pn20L5000WUS:pvrThinkPadT480:rvnLENOVO:rn20L5000WUS:rvrSDK0J40697WIN:cvnLENOVO:ct10:cvrNone:
dmi.product.family: ThinkPad T480
dmi.product.name: 20L5000WUS
dmi.product.sku: LENOVO_MT_20L5_BU_Think_FM_ThinkPad T480
dmi.product.version: ThinkPad T480
dmi.sys.vendor: LENOVO
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.110-1~kisak~b
version.libgl1-mesa-dri: libgl1-mesa-dri 22.3.4~kisak1~b
version.libgl1-mesa-glx: libgl1-mesa-glx 22.3.4~kisak1~b
version.xserver-xorg-core: xserver-xorg-core N/A
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati N/A
version.xserver-xorg-video-intel: xserver-xorg-video-intel N/A
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau N/A

[Daniel van Vugt (vanvugt)]

Thanks for the bug report. I can see it happening in:

[ 870.506] (II) modeset(0): Modeline "1366x768"x0.0 76.30 1366 1404 1426 1592 768 771 777 798 -hsync -vsync (47.9 kHz eP)
[ 1932.032] (II) config/udev: removing device PixArt USB Optical Mouse
[ 1932.033] (**) Option "fd" "29"
[ 1932.033] (II) event5 - PixArt USB Optical Mouse: device removed
[ 1932.036] (II) UnloadModule: "libinput"
[ 1932.036] (II) systemd-logind: releasing fd for 13:69
[ 3180.712] (II) modeset(0): EDID vendor "AUO", prod id 11836

The problem is probably a hardware failure so you should try a different mouse. But if it is a software bug then it should be assigned to the kernel.