** Attachment added: "version.log"
   
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1846159/+attachment/5293011/+files/version.log

** Description changed:

  Image: 19.10 beta – 
http://cdimage.ubuntu.com/daily-live/20190926.1/eoan-desktop-amd64.iso
  Device: Dell XPS 13 7390 (201908-27305)
  
  Steps to reproduce
  ==================
  
  1. Go to Bluetooth Settings
  2. Pair a Bluetooth 4 mouse
  
  Expected Results
  ================
  
  Bluetooth mouse is connected and can be used smoothly.
  
  Actual Results
  ==============
  
  Bluetooth mouse is connected, but the cursor movement is very laggy,
  making it unusable.
  
  Failure rate: 100%
  
  Tested with 2 different mice:
  
  - Logitech M585
  - Microsoft Designer Mouse (model 1678)
  
+ These two mice work fine with another device.
+ 
  Additional Info
  ===============
  
  $ uname -a
  Linux u-XPS-13-7390 5.3.0-10-generic #11-Ubuntu SMP Mon Sep 9 15:12:17 UTC 
2019 x86_64 x86_64 x86_64 GNU/Linux
  
  See sosreport archive for more information

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https://bugs.launchpad.net/bugs/1846159

Title:
  Bluetooth mouse cursor very laggy

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