** Changed in: linux-oem-6.0 (Ubuntu Jammy)
Status: In Progress => Fix Committed
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https://bugs.launchpad.net/bugs/1993715
Title:
AMD Cezanne takes 5 minutes to wake up from suspend
Status in HWE Next:
New
Status in linux package in Ubuntu:
In Progress
Status in linux-oem-6.0 package in Ubuntu:
Invalid
Status in linux source package in Jammy:
Invalid
Status in linux-oem-6.0 source package in Jammy:
Fix Committed
Status in linux source package in Kinetic:
In Progress
Status in linux-oem-6.0 source package in Kinetic:
Invalid
Bug description:
[SRU Justification]
[Impact]
AMD Cezanne takes 5 minutes to wake up from suspend.
[Fix]
A fix originated from AMD is being proposed to upstream mailing list.
[Test Case]
$ rtcwake -m mem -s 10
[Where problems could occur]
This patch fixes the issue we had, but maybe there are still some
other corner cases that can cause similar problems.
[Other Info]
The problematic commit landed in v5.19-rc1, so kernels >= v5.19 are
nominated for fix.
========== original bug description ==========
[Summary]
rtcwake may be blocked for 5 minutes.
Model name: AMD Ryzen 5 7530U with Radeon Graphics
CPU family: 25
Model: 80
Thread(s) per core: 2
Core(s) per socket: 6
Socket(s): 1
Stepping: 0
[Reproduce Steps]
1. $ rtcwake -m mem -s 10
2. The device takes 5 minutes to resume
[Results]
Expected: Should resume after 10 seconds
Actual: System stays asleep for 5 minutes
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