Unable to power off the system with MTL CPU
Bug #2039405 reported by
AceLan Kao
This bug affects 1 person
| Affects | Status | Importance | Assigned to | Milestone | ||
|---|---|---|---|---|---|---|
| HWE Next |
New
|
Undecided
|
Unassigned | |||
| linux (Ubuntu) | Status tracked in Mantic | |||||
| Jammy |
Invalid
|
Undecided
|
Unassigned | |||
| Mantic |
In Progress
|
Medium
|
AceLan Kao | |||
| linux-oem-6.5 (Ubuntu) | Status tracked in Mantic | |||||
| Jammy |
In Progress
|
Undecided
|
AceLan Kao | |||
| Mantic |
Invalid
|
Undecided
|
Unassigned | |||
Bug Description
[Impact]
The commit introduced from v6.4 leads to the power off issue
45e34c8af58f x86/smp: Put CPUs into INIT on shutdown if possible
[Fix]
The problematic commit has been reverted since v6.6
fbe1bf1e5ff1 Revert "x86/smp: Put CPUs into INIT on shutdown if possible"
[Test case]
1. Power up the MTL system
2. Power off the system and make sure it shutdown correctly
[Where problems could occur]
From the origin commit log, revert the commit may have a protential security issue.
Revision history for this message
| Ubuntu Kernel Bot (ubuntu-kernel-bot) wrote Missing required logs. | #1 |
| Changed in linux (Ubuntu): | |
| status: | New → Incomplete |
| Changed in linux (Ubuntu Mantic): | |
| status: | Incomplete → In Progress |
| Changed in linux-oem-6.5 (Ubuntu Jammy): | |
| status: | New → In Progress |
| Changed in linux (Ubuntu Jammy): | |
| status: | New → Invalid |
| Changed in linux-oem-6.5 (Ubuntu Mantic): | |
| status: | New → Invalid |
| Changed in linux (Ubuntu Mantic): | |
| assignee: | nobody → AceLan Kao (acelankao) |
| Changed in linux-oem-6.5 (Ubuntu Jammy): | |
| assignee: | nobody → AceLan Kao (acelankao) |
| description: | updated |
| tags: | added: oem-priority originate-from-2030346 somerville |
| Changed in linux (Ubuntu Mantic): | |
| importance: | Undecided → Medium |
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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 2039405
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.