This bug was fixed in the package linux-oem-5.13 - 5.13.0-1012.16
---------------
linux-oem-5.13 (5.13.0-1012.16) focal; urgency=medium
* focal/linux-oem-5.13: 5.13.0-1012.16 -proposed tracker (LP:
#1942861)
* Fix sluggish r8169 by disaling ASPM L1.2 (LP: #1942830)
- SAUCE: r8169: Disable ASPM L1.2
* CVE-2021-3609
- can: bcm: delay release of struct bcm_op after synchronize_rcu()
- can: j1939: j1939_sk_init(): set SOCK_RCU_FREE to call sk_destruct() after
RCU is done
-- Timo Aaltonen <timo.aalto...@canonical.com> Tue, 07 Sep 2021
11:49:54 +0300
** Changed in: linux-oem-5.13 (Ubuntu Focal)
Status: Fix Committed => Fix Released
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2021-3609
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https://bugs.launchpad.net/bugs/1940204
Title:
AMDGPU: Fix System hang after resume from suspend
Status in HWE Next:
New
Status in linux package in Ubuntu:
Fix Committed
Status in linux-oem-5.10 package in Ubuntu:
Invalid
Status in linux-oem-5.13 package in Ubuntu:
Invalid
Status in linux source package in Focal:
Invalid
Status in linux-oem-5.10 source package in Focal:
Fix Released
Status in linux-oem-5.13 source package in Focal:
Fix Released
Status in linux source package in Hirsute:
Fix Committed
Status in linux-oem-5.10 source package in Hirsute:
Invalid
Status in linux-oem-5.13 source package in Hirsute:
Invalid
Status in linux source package in Impish:
Fix Committed
Status in linux-oem-5.10 source package in Impish:
Invalid
Status in linux-oem-5.13 source package in Impish:
Invalid
Bug description:
[Impact]
With AMD-GPU and don't use it as a display output,
After multiple Suspend&resume, system would hang.
[Fix]
Disable BACO for polaris12 series.
BACO allow the graphics cards on Linux to support S4 / hibernation support.
[Test Case]
1. Must plug AMD GPU and don't use it as display output
2. Plug DP/HDMI on iGPU.
3. Suspend&resume machine.
4. check if system hangs.
[Where problems could occur]
Disable BACO would cause higher power consumption.
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