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 1820990

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

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1820990

Title:
  [SRU][B/B-OEM/C/D] Fix AMD IOMMU NULL dereference

Status in HWE Next:
  New
Status in linux package in Ubuntu:
  Incomplete

Bug description:
  [Impact]
  When no acpi hid match the device, there will be a NULL dereference in amd 
iommu.
  It will make system hang.

  [Fix]
  Check NULL pointer before using it.

  [Test]
  Tested on several AMD platforms, bugs are fixed with this patch.

  [Regression Potential]
  Low, upstream fix, Verified on several platforms.
  It should be safe.

To manage notifications about this bug go to:
https://bugs.launchpad.net/hwe-next/+bug/1820990/+subscriptions

-- 
Mailing list: https://launchpad.net/~kernel-packages
Post to     : kernel-packages@lists.launchpad.net
Unsubscribe : https://launchpad.net/~kernel-packages
More help   : https://help.launchpad.net/ListHelp

Reply via email to