This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:

apport-collect 1840454

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.

** Changed in: linux (Ubuntu)
       Status: New => Incomplete

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https://bugs.launchpad.net/bugs/1840454

Title:
  kernel 5.2 disallows thermald's direct MSR writes

Status in linux package in Ubuntu:
  Incomplete
Status in thermald package in Ubuntu:
  New

Bug description:
  thermald/kernel are spamming dmesg now because MSR write is
  disallowed.

  
  jak@jak-t480s:~:master$ journalctl -b --since=today | grep msr | wc -l
  8688
  jak@jak-t480s:~:master$ journalctl -b --since=today | grep msr | tail
  Aug 16 14:48:57 jak-t480s thermald[11327]: [WARN]sysfs write failed 
/dev/cpu/0/msr
  Aug 16 14:48:57 jak-t480s kernel: msr: Direct access to MSR 1a2
  Aug 16 14:49:05 jak-t480s thermald[11327]: [WARN]sysfs write failed 
/dev/cpu/0/msr
  Aug 16 14:49:05 jak-t480s kernel: msr: Direct access to MSR 1a2
  Aug 16 14:49:13 jak-t480s thermald[11327]: [WARN]sysfs write failed 
/dev/cpu/0/msr
  Aug 16 14:49:13 jak-t480s kernel: msr: Direct access to MSR 1a2
  Aug 16 14:49:21 jak-t480s thermald[11327]: [WARN]sysfs write failed 
/dev/cpu/0/msr
  Aug 16 14:49:21 jak-t480s kernel: msr: Direct access to MSR 1a2
  Aug 16 14:50:03 jak-t480s kernel: msr: Direct access to MSR 1a2
  Aug 16 14:50:03 jak-t480s thermald[11327]: [WARN]sysfs write failed 
/dev/cpu/0/msr

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