This bug was fixed in the package linux - 5.11.0-22.23
---
linux (5.11.0-22.23) hirsute; urgency=medium
* UAF on CAN J1939 j1939_can_recv (LP: #1932209)
- SAUCE: can: j1939: delay release of j1939_priv after synchronize_rcu
* UAF on CAN BCM bcm_rx_handler (LP: #1931855)
This bug was fixed in the package linux - 5.11.0-20.21+21.10.1
---
linux (5.11.0-20.21+21.10.1) impish; urgency=medium
* impish/linux: 5.11.0-20.21+21.10.1 -proposed tracker (LP: #1930056)
* Packaging resync (LP: #1786013)
- update dkms package versions
[ Ubuntu:
Installed the proposed kernel on a lenovo TGL with 4k panel, the issue
is fixed.
** Tags removed: verification-needed-hirsute
** Tags added: verification-done-hirsute
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This bug is awaiting verification that the kernel in -proposed solves
the problem. Please test the kernel and update this bug with the
results. If the problem is solved, change the tag 'verification-needed-
hirsute' to 'verification-done-hirsute'. If the problem still exists,
change the tag
** Changed in: linux (Ubuntu Hirsute)
Status: In Progress => Fix Committed
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https://bugs.launchpad.net/bugs/1922885
Title:
Display abnormal on the TGL+4k panel machines
To
** Changed in: linux (Ubuntu Hirsute)
Status: Triaged => In Progress
** Changed in: linux (Ubuntu)
Status: Triaged => In Progress
** Changed in: linux (Ubuntu)
Status: In Progress => Fix Committed
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** Changed in: linux (Ubuntu)
Status: Incomplete => Triaged
** Changed in: linux (Ubuntu Hirsute)
Status: Incomplete => Triaged
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https://bugs.launchpad.net/bugs/1922885
** Bug watch added: gitlab.freedesktop.org/drm/intel/-/issues #3134
https://gitlab.freedesktop.org/drm/intel/-/issues/3134
** Also affects: linux via
https://gitlab.freedesktop.org/drm/intel/-/issues/3134
Importance: Unknown
Status: Unknown
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could you send this for hirsute too?
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Hirsute)
Importance: Undecided
Status: New
** Also affects: linux-oem-5.10 (Ubuntu Hirsute)
Importance: Undecided
Status: New
**
** Changed in: hwe-next
Status: New => Fix Released
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Title:
Display abnormal on the TGL+4k panel machines
To manage notifications about
@radsaq,
Is the Dell XPS 13 (9310) a tigerlake machine? Please file a new bug and
run apport-collect $bug_number to upload the log.
thx.
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Title:
This issue also affects my Dell XPS 13 (9310) with a 1080p panel and was
driving me bonkers until I realized it was a linux 5.10+ issue and went
back to using 5.8. Let me know if there's anything I can do to help with
further testing.
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This bug was fixed in the package linux-oem-5.10 - 5.10.0-1021.22
---
linux-oem-5.10 (5.10.0-1021.22) focal; urgency=medium
* focal/linux-oem-5.10: 5.10.0-1021.22 -proposed tracker (LP:
#1922921)
* Display abnormal on the TGL+4k panel machines (LP: #1922885)
-
Verified the proposed kernel fixed the oem bugs.
thx.
** Tags added: verification-done-focal
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Title:
Display abnormal on the TGL+4k panel
** Changed in: linux-oem-5.10 (Ubuntu Focal)
Status: In Progress => Fix Committed
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Title:
Display abnormal on the TGL+4k panel machines
** Changed in: linux-oem-5.10 (Ubuntu)
Status: In Progress => Invalid
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Title:
Display abnormal on the TGL+4k panel machines
To manage
** Tags added: originate-from-1916098
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Title:
Display abnormal on the TGL+4k panel machines
To manage notifications about this bug go to:
** Description changed:
- This bug is for tracking purpose
+ [Impact]
+ On the TGL machines, if the panel is 4k resolution and the i915 driver
+ is in PSR2 mode, the display will be abnormal randomly and the
+ keyboard reponse is delayed randomly.
+
+ [Fix]
+ We reported this issue to Intel and
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