** Changed in: oem-priority
Status: New => Fix Released
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Title:
Intermittent display blackouts on event
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This bug was fixed in the package linux - 5.4.0-42.46
---
linux (5.4.0-42.46) focal; urgency=medium
* focal/linux: 5.4.0-42.46 -proposed tracker (LP: #1887069)
* linux 4.15.0-109-generic network DoS regression vs -108 (LP: #1886668)
- SAUCE: Revert "netprio_cgroup: Fix
Just to give you an update from my case.
- Updated Kernel for latest - didnt work
- Ubuntu to 20.10 (daily build) issue keep persist
Decided to go hard way - backed up all my data and installe fresh 20.10
All works fine
I am thinking the problem could be that I had installed workspaces-grid
on
This bug was fixed in the package linux-oem-osp1 - 5.0.0-1059.64
---
linux-oem-osp1 (5.0.0-1059.64) bionic; urgency=medium
[ Ubuntu: 5.0.0-52.56 ]
* CVE-2020-0543
- SAUCE: x86/cpu: Add a steppings field to struct x86_cpu_id
- SAUCE: x86/cpu: Add 'table' argument to
Karol,
Please report a new bug by running:
ubuntu-bug linux
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Title:
Intermittent display blackouts on event
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Hi,
I am strugling with the issue of flickering as well on ubuntu 20.04.
When login it keeps flickering the screen.
I've tried both version of the kernel mentioned before:
`https://people.canonical.com/~acelan/bugs/lp1875254/`
unfortunatelly issue persist.
Only fix working for me is
This bug was fixed in the package linux - 5.3.0-53.47
---
linux (5.3.0-53.47) eoan; urgency=medium
* eoan/linux: 5.3.0-53.47 -proposed tracker (LP: #1877257)
* Intermittent display blackouts on event (LP: #1875254)
- drm/i915: Limit audio CDCLK>=2*BCLK constraint back to GLK
This bug was fixed in the package linux-oem-osp1 - 5.0.0-1052.57
---
linux-oem-osp1 (5.0.0-1052.57) bionic; urgency=medium
* bionic/linux-oem-osp1: 5.0.0-1052.57 -proposed tracker (LP:
#1876676)
* Make Dell WD19 dock more reliable after suspend (LP: #1868217)
- xhci: Ensure
This bug was fixed in the package linux - 5.4.0-31.35
---
linux (5.4.0-31.35) focal; urgency=medium
* focal/linux: 5.4.0-31.35 -proposed tracker (LP: #1877253)
* Intermittent display blackouts on event (LP: #1875254)
- drm/i915: Limit audio CDCLK>=2*BCLK constraint back to
** Also affects: oem-priority
Importance: Undecided
Status: New
** Changed in: oem-priority
Assignee: (unassigned) => Leon Liao (lihow731)
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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-
focal' to 'verification-done-focal'. If the problem still exists, change
the tag
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-
eoan' to 'verification-done-eoan'. If the problem still exists, change
the tag
** Changed in: linux (Ubuntu Eoan)
Status: In Progress => Fix Committed
** Changed in: linux (Ubuntu Focal)
Status: In Progress => Fix Committed
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** Changed in: linux (Ubuntu Eoan)
Importance: Undecided => Medium
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Title:
Intermittent display blackouts on event
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** Tags added: originate-from-1874220
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Title:
Intermittent display blackouts on event
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Daniel,
This commit is backported from v5.6-rc1, so groovy is not affected.
It'd help to clarify other flicker issues with "ice-lake-flicker" if those bug
reporters could try this test kernel.
Thidau,
It looks like you encountered other issues, please file another bug
report if you could
Hi AceLan
Just another data point on Dell XPS 9300. I had the exact same problem and your
test kernel fixed it.
Thanks
-H
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Hi Acelan Kao
I've give a try to your test kernel and I confirm it resolve the display
blackout. Great !
Unfortunately I've found a bug while I close the session. Just closing the
session freeze the desktop during at leat 2 minutes; when I shutdown it take
also a long time with just black
See also https://bugs.launchpad.net/ubuntu/+bugs?field.tag=ice-lake-
flicker
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Title:
Intermittent display blackouts on event
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** Also affects: linux-oem-osp1 (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Bionic)
Importance: Undecided
Status: New
** Also affects: linux-oem-osp1 (Ubuntu Bionic)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu
Note that we're required to ensure fixes are in groovy before focal, so
it really should be tracking groovy and not 'Invalid'.
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** Changed in: linux (Ubuntu Focal)
Importance: Undecided => High
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Intermittent display blackouts on event
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That's a series holder, we're going to fix this issue on focal, so focal status
as "in progress".
If "linux (Ubuntu)" is not invalid, it kind of affects the script to
determinate if we solved this issue on all series.
** Changed in: linux (Ubuntu)
Status: Confirmed => Invalid
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You
** Changed in: linux (Ubuntu)
Status: Invalid => Confirmed
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Intermittent display blackouts on event
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The main status for this bug is 'Invalid' which doesn't sound right. Can
someone fix that up?
** Tags added: ice-lake-flicker
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** Description changed:
+ [Impact]
+ When audio device enters runpm D3(idle for 7 seconds) and then wakes it up to
make a sound, it flicks the screen.
+ This behavior could be observed while plug/remove AC cable or USB disk, or
open a terminal and press backsapce key.
+
+ [Fix]
+ This issue
Okay, I built another older version of the kernel for testing.
https://people.canonical.com/~acelan/bugs/lp1875254/
BTW, 5.4.0-28 is just released today, maybe you could install that new kernel
and then try the test kernel to make sure you have a working kernel installed.
The test kernel on my
Can I remove the kernel on which the system is running without risk ?
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Hi, I just try the command (echo on | sudo tee
/sys/bus/pci/devices/:00:1f.3/power/control) and it seems to fix the
issue
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thidau,
Here is the test kernel which should fix this issue, could you give it a try?
https://people.canonical.com/~acelan/bugs/lp1875254/
BTW, the kernel version is the same as yours, so you have to remove the
installed image before installing the test kernel.
sudo dpkg -r --force-all
** Changed in: linux (Ubuntu Focal)
Assignee: (unassigned) => AceLan Kao (acelankao)
** Changed in: linux (Ubuntu Focal)
Status: New => In Progress
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Could you try below command to see if it fixes your issue
echo on | sudo tee /sys/bus/pci/devices/:00:1f.3/power/control
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: New
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apport information
** Tags added: apport-collected focal
** Description changed:
Issues with the screen going black for a second on certain events on a dell
XPS 9370 2 in 1, especially when on battery.
Seems to be a known bug in arch
version ubuntu 20.04, kernel 5.4.0-26
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