AMD APU s2idle is broken after the ASIC reset fix
Bug #1972134 reported by
Kai-Heng Feng
This bug affects 2 people
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Fix Released
|
Undecided
|
Unassigned | ||
Focal |
Won't Fix
|
Undecided
|
Unassigned | ||
Jammy |
Fix Released
|
High
|
Unassigned | ||
linux-oem-5.14 (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
Focal |
Fix Released
|
High
|
Unassigned | ||
Jammy |
Invalid
|
Undecided
|
Unassigned |
Bug Description
[Impact]
The AMD based system can not reach s2idle after fix for LP: #1968475.
[Fix]
No need to evict resources for s2idle case.
[Test]
Test on a Cezanne, confirmed the 5.14.0-1035 breaks s2idle, and applying
the fix can make s2idle work again.
[Where problems could occur]
The fix only applies to AMD APU, and the resources sould stay at carved
out region over sleep.
CVE References
Changed in linux (Ubuntu): | |
status: | Incomplete → Confirmed |
Changed in linux (Ubuntu Jammy): | |
status: | New → Confirmed |
importance: | Undecided → High |
Changed in linux-oem-5.14 (Ubuntu Focal): | |
status: | New → Confirmed |
Changed in linux-oem-5.14 (Ubuntu Jammy): | |
status: | New → Invalid |
Changed in linux (Ubuntu Focal): | |
status: | New → Won't Fix |
Changed in linux-oem-5.14 (Ubuntu Focal): | |
importance: | Undecided → High |
description: | updated |
Changed in linux (Ubuntu Jammy): | |
status: | Confirmed → Fix Committed |
tags: |
added: verification-done-jammy removed: verification-needed-jammy |
tags: |
added: verification-done-focal removed: verification-needed-focal |
Changed in linux-oem-5.14 (Ubuntu): | |
status: | New → Invalid |
Changed in linux (Ubuntu): | |
status: | Confirmed → Fix Released |
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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 1972134
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.