Flickering still going on my Dell Inspiron N4050
Linux N4050 4.10.0-42-generic #46~16.04.1-Ubuntu SMP Mon Dec 4 15:57:59
UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
LSB Version:
core-9.20160110ubuntu0.2-amd64:core-9.20160110ubuntu0.2-noarch:printing-9.20160110ubuntu0.2-amd64:printing-9.20160110u
I also am experiencing this bug on 16.04.3 LTS
i7 7500U Kaby Lake HD 620 using Intel Driver.
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Title:
Screen flickers on XPS 13 9350
is this the same bug? https://bugs.launchpad.net/dri/+bug/1660485
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Title:
Screen flickers on XPS 13 9350/9550 (Intel Skylake/Broadwe
Have you guys tried uninstalling the Intel Xorg driver so you default
to kernel mode settings. That solved a lot of flicker issues for me.
$ sudo dpkg --purge install xserver-xorg-video-intel
On Tue, May 30, 2017 at 12:02 PM, Brad Buran <1554...@bugs.launchpad.net> wrote:
> Same here. It appear
Same here. It appears to have reappeared using the XPS9350.
4.10.0-21-generic. Flickering is intermittent (e.g., once a day) and
goes away if I resize the window I'm currently using.
On Sat, May 27, 2017 at 8:02 AM, Mikko Rytkönen wrote:
> Same here. I upgraded from Xubuntu 16.04 to 17.04 maybe a
Same here. I upgraded from Xubuntu 16.04 to 17.04 maybe a month ago and
that finally fixed my screen flickering issue, but it has now returned.
I have been seeing it again at least couple of days now.
Running kernel 4.10.0-21-generic on Asus Zenbook laptop with Intel
Skylake.
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Just started noticing this(?) bug (matches symptoms) on my system 3 or 4
days ago. Using Linux Mint:
System:Host: vtpoet-Lenovo-Yoga-2-11 Kernel: 4.8.0-040800-generic x86_64
(64 bit) Desktop: Cinnamon 3.2.7
Distro: Linux Mint 18.1 Serena
Machine: System: LENOVO (portable) product
** Tags removed: kernel-da-key needs-reverse-bisect
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Title:
Screen flickers on XPS 13 9350/9550 (Intel Skylake/Broadwell GPU)
Statu
I can happily confirm that this does not occur anymore on Ubuntu 16.04 (
kernel 4.4) .
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Title:
Screen flickers on XPS 13 9350/9550 (
I'm having this same issue on a Dell 7537 running Ubuntu 16.10 (kernel
4.8).
The flickering that occurs is a rapid change in the brightness of the screen,
in a random, persistently manner (it never stops).
Not so often the screen goes all white and quickly returns to normal.
It's interesting to
Guys, there is an entry on the Chromium site talking about xorg modesetting
vs intel xorg driver. By installing modesetting module and getting rid of
the intel driver, the flicker was gone completely on Ubuntu 16.04.
https://bugs.chromium.org/p/chromium/issues/detail?id=606152#c73
On Thu, Oct 6,
On my Dell XPS 13-9350, I had been running 4.4.0-38.57 for two weeks and
continued to experience screen flash while using google-chrome-beta
until updating this morning to 54.0.2840.50-1. No more flash. Halleluja!
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At least for my DELL 3800, current kernel in Ubuntu Xenial, 4.4.0-38.57,
fixes the flickering
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Title:
Screen flickers on XPS 13 9350
Yikes. In your case it isn't the browser for sure. I read somewhere that
the adaptive brightness control might be a culprit but don't count on that
being true unless confirmed.
On Thu, Oct 6, 2016 at 11:38 AM, Thiago Martins
wrote:
> Anmar,
>
> I am 100% sure that it is not the browser, please
Anmar,
I am 100% sure that it is not the browser, please guys, watch this:
https://www.youtube.com/watch?v=BC287yYPfTA
This BUG is not fixed. Or maybe, what I'm seeing here is a different
bug.
On Ubuntu 16.10, things looks a little bit better but, Chrome still
flickers.
Ubuntu 14.04 is fine. W
Chrome flickers... but FF doesn't for me. Are you sure it isn't the
browser.
On Thu, Jul 7, 2016 at 7:58 PM, Thiago Martins
wrote:
> I'm on 4.4.0-28-generic (Xenial), problem still here.
>
> A good website to test it, is TradingView:
>
> https://www.tradingview.com/chart/7ipqeH3N/
>
> Google Chr
I'm on 4.4.0-28-generic (Xenial), problem still here.
A good website to test it, is TradingView:
https://www.tradingview.com/chart/7ipqeH3N/
Google Chrome window flickers a lot! Especially if you really use the
above website, by login in, clicking on its functions, pop-up windows
and etc...
Har
I can also confirm #136. Screen flickering has been gone on an XPS 9550
with BIOS 1.2.0 since upgrading to 4.4.0-24-generic.
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Title:
** Changed in: linux (Ubuntu)
Status: Triaged => Fix Released
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Title:
Screen flickers on XPS 13 9350/9550 (Intel Skylake/Broa
Confirming #136.
Environment (on 2 machines):
Machine: XPS 13 9350 FHD Display
Distro: Ubuntu 16.04
Kernel: 4.4.0-24-generic
Bluetooth: off and on
Firmware: 1.3.3 and 1.4.3
DE: Unity and GnomeFlashback
Power: On battery and on AC
Screen: eDP (Built-In) or/and DP1 (External TB3/USBC->HDMI)
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Same environment as in #136, I confirm that there's no flickering
anymore.
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Title:
Screen flickers on XPS 13 9350/9550 (Intel Skylak
It seems that the screen flicker problem fixed in 4.4.0-24 .
Anyone else?
Environment:
XPS 13 9350
Ubuntu 16.04
kernel 4.4.0-24-generic
Bluetooth off
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Still no problems with Linux Mint 18 beta, and I found out that Linux
Mint 18 use the same kernel and driver as Ubuntu 16.04, so why does
everything work in Linux Mint 18 Beta when not in Ubuntu 16.04?
I have the same card and I have the same problem with Ubuntu earlier as
this bug is for, but aft
** Attachment added: "apport.linux-image-4.4.0-24-generic.y9ug5p5i.apport"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1554613/+attachment/4686308/+files/apport.linux-image-4.4.0-24-generic.y9ug5p5i.apport
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** Attachment added: "intel_reg_dump.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1554613/+attachment/4686285/+files/intel_reg_dump.txt
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I can help with testing Linux Mint 18 beta on different kernels if you
want, so I can see if I get the same problem as Ubuntu with the Intel
graphics card, but only if someone can tell me what i should test, and
how to do it, because I have never done that before, but I want to find
out if there is
I have this bug with Ubuntu only.
Linux mint 18 beta cinnamon (based on Ubuntu 16.04) does not have that that
problem.
Maybe the Mint team have found a fix that could also be used on Ubuntu.
I don't know if Ubuntu uses different kernel than Mint.
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I want to share my experience: I have a Dell XPS 13 9350 QHD SSD: 512GB RAM:
16GB. Bios 1.3.3.
I installed plain Ubuntu 16.04 erasing all Windows partitions. I did not apply
any workaround (I read about this bug).
I do NOT experience this bug.
In the meantime I stambled upon these link, accordin
@Vasya: seems a different problem. The flickering which this bug is
referring to is application-independent, and visible in the full
screen(s).
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I have flickering problem in Chrome on my ASUS UX301LA laptop. The funny
thing is that latest kernel (4.6) doesn't fix anything.
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Titl
@romano-giannetti and anyone who followed the instructions referenced in
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1554613/comments/125,
There was a typo in instructions, please read bug description for details and
fix.
** Description changed:
*** Temporary workaround ***
Instal
** Description changed:
*** Temporary workaround ***
Install Kernel from the following location:
- http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.6-yakkety/
OR
Perform the following:
- $ apt-add-repository "deb
http://ppa.launchpad.net/canonical-kernel-team/ppa/ubuntu yakkety mai
Still present on latest Xenial... :-(
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Title:
Screen flickers on XPS 13 9350/9550 (Intel Skylake/Broadwell GPU)
Status in Linux:
I had this problem with a Dell desktop; It was especially bad with the
second monitor, which blanked out every time it lost focus. I can
confirm that
- $ apt-add-repository "deb
http://ppa.launchpad.net/canonical-kernel-team/ppa/ubuntu yakkety main"
- $ echo -en "Package: *\nPin: release
o=LP-PP
Amazingly, Bluetooth ON/OFF seems to have an effect on this bug. I have
been running with Bluetooth constantly ON for the past couple of days
and have seen no flicker at all. As soon as I turn off Bluetooth a
flicker occurs after a couple of minutes. I also copied the firmware
file from the Windows
** Description changed:
-
*** Temporary workaround ***
+ apt-add-repository "deb
http://ppa.launchpad.net/canonical-kernel-team/ppa/ubuntu yakkety main"
+ OR
Install Kernel from one of the following locations:
- http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4.10-xenial/
- http://kerne
** Description changed:
*** Temporary workaround ***
Install Kernel from the following location:
- http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.6-yakkety/
- OR (if you brave enough)
-
- Invoke: apt-add-repository "deb
http://ppa.launchpad.net/canonical-kernel-team/ppa/ubuntu yakkety
My system:
Machine: System: Intel (portable) product: SharkBay Platform v: 0.1
Mobo: Topstar model: WhiteTip Mountain1 Fab2 v: Fab2
Bios: American Megatrends v: 5.6.5 date: 03/17/2015
CPU: Dual core Intel Core i3-5010U (-HT-MCP-) cache: 3072 KB
clock speed
I've installed the following Mainline PPA kernel on today's Ubuntu MATE
16.10
* http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.6-rc7-yakkety/
All screen flicker is gone. Just running Ubuntu MATE 16.10, without this
kernel upgrade, the flicker was still present.
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I'm using Unity.
On Fri, May 13, 2016 at 10:53 AM, Jeremy LaCroix <1554...@bugs.launchpad.net
> wrote:
> @Brad, are you using Ubuntu MATE by chance? I've long suspected that the
> MATE desktop environment (or at least Ubuntu MATE) has its own
> flickering issue that is not related at all.
>
> --
@eugenesan I have the XPS 15 9550 with the latest bios, which is 1.2.0
in my case.
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Title:
Screen flickers on XPS 13 9350/9550 (Inte
@Brad, are you using Ubuntu MATE by chance? I've long suspected that the
MATE desktop environment (or at least Ubuntu MATE) has its own
flickering issue that is not related at all.
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Easy workaround: turn bluetooth on
Learned from
http://en.community.dell.com/techcenter/os-applications/f/4613/p/19680410/20909083#20909083
LC
No dia 13/05/2016, às 18:30, Brad Buran <1554...@bugs.launchpad.net>
escreveu:
> I have a XPS 13 9350. Screen flicker bug is still present.
>
> ~ ❯❯❯
I have a XPS 13 9350. Screen flicker bug is still present.
~ ❯❯❯ uname -r
4.4.0-22-generic
Computer's BIOS is on 1.3.3.
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Sc
@kmstoilov Please make sure you've updated computer's firmware to 1.3.3.
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Title:
Screen flickers on XPS 13 9350/9550 (Intel Skylake/
** Description changed:
- *** Possible solution ***
- The bug seems to be gone in 4.4.0-22:
- - https://launchpad.net/ubuntu/+source/linux/4.4.0-22.39
- ***
*** Temporary workaround ***
Install Kernel from one of the following locations:
- http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.
I have the latest kernel 4.4.0-22.39, but the flickering is still
present on an XPS 15 9550.
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Title:
Screen flickers on XPS 13 9350/
** Description changed:
+ *** Possible solution ***
+ The bug seems to be gone in 4.4.0-22:
+ - https://launchpad.net/ubuntu/+source/linux/4.4.0-22.39
+ ***
+
*** Temporary workaround ***
Install Kernel from one of the following locations:
- - http://kernel.ubuntu.com/~kernel-ppa/mainline/dai
Hi all,
Please report your experience with 4.4.0-22.
It seems to be ok on my XPS13.
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Title:
Screen flickers on XPS 13 9350/9550 (Int
How can I optain linux-image-extra for http://kernel.ubuntu.com/~kernel-
ppa/mainline/v4.4.9-xenial/ ?
The flicker is gone, but docker with aufs isn't working anymore.
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This bug is fixed for me in http://kernel.ubuntu.com/~kernel-
ppa/mainline/v4.4.9-xenial/
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Title:
Screen flickers on XPS 13 9350/955
** Tags added: kernel-da-key
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Title:
Screen flickers on XPS 13 9350/9550 (Intel Skylake/Broadwell GPU)
Status in Linux:
Fix Relea
@eugenesan but the workaround you posted in the summary lists mainline
kernels. These kernels still have the problem so they are not work
arounds. The link posted by @bettini will solve the current problem, but
they have other bugs(suspend resume bug). So there is no current work
around for this pr
@bettini
I guess any 4.6.0rc+intel-drm-next starting 20160420 should work, but I
personally tested only the ones documented as a workaround in this bug
description.
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https:/
you mean this one?
http://kernel.ubuntu.com/~kernel-ppa/mainline/drm-intel-next/current/
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Title:
Screen flickers on XPS 13 9350/955
@pranith
On my system, 4.6.0rc3+intel-drm-next solved the issue.
Other people report solution only with more recent version,
4.6.0rc5+intel-drm-next.
The difference in reports might be related to installed BIOS version or/and
power management behavior in different conditions.
Anyways, I highly re
** Tags added: needs-reverse-bisect
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Title:
Screen flickers on XPS 13 9350/9550 (Intel Skylake/Broadwell GPU)
Status in Linux:
Fi
@eugenesan Does the temporary workaround fix this issue? AFAIK, it is
still present in 4.6 rc mainline kernels and only fixed in intel-drm-
next which will go to 4.7-rc1.
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htt
** Description changed:
- see LP: #1552304
+ *** Temporary workaround ***
+ Install Kernel from:
+ - http://kernel.ubuntu.com/~kernel-ppa/mainline/daily/current/
+ - http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.6-rc5-wily/
+
+
+ Please inspect duplicate reports fo
** Summary changed:
- screen flickering on XPS13 9350/9550
+ Screen flickers on XPS 13 9350/9550 (Intel Skylake/Broadwell GPU)
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Title
** Summary changed:
- screen flickering on XPS13 9350
+ screen flickering on XPS13 9350/9550
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Title:
Screen flickers on XPS 13 9350
The bug is apparently fixed in the latest intel-drm-next branch. We
still need to identify the fix and backport it to the kernel in Ubuntu.
Any bisecting help is appreciated.
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(In reply to jay from comment #50)
> On my end, the issue looks like a random "blanking" of the screen for 1/4 of
> a second, two or three times or so in a row. It can happen several times in
> a few minutes, but I've also seen it last 20 minutes between occurrences. On
> my end it looks nothing li
Probably a bisect on drm-intel-nightly is less painful.
But it seems that we are indeed now duplicating the discussion and there is
more information on the other bug. Please reopen if you believe this one here
is a different case.
*** This bug has been marked as a duplicate of bug 91393 ***
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** Changed in: linux
Status: Incomplete => Fix Released
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Title:
screen flickering on XPS13 9350
Status in Linux:
Fix Relea
Created attachment 123104
bisect log for underrun FIFO Error
Bisect log for the i915 Underrun FIFO ERROR. Since no clear method is
known on how to excite the error, the bisect might be unfinished. All
bad commits did show the FIFO error AND also the Flicker. All good ones
did not within a reasonab
(In reply to Pranith Kumar from comment #55)
> Is this really resolved? The problem is gone, but I don't think anyone
> identified what is really causing the problem to occur.
In a perfect world we'd get to the roots of every problem, but in
reality we don't have the time to keep debugging issues
(In reply to tranceash from comment #38)
> looks like a power management issues dating 8 months back, Also happened on
> the broadwell systems https://bugs.freedesktop.org/show_bug.cgi?id=91393.
> This makes any linux system a pain to work because of this integrated gpu
> driver . Skylake has been
Thanks, closing. Please reopen or file new bugs if the problems persist.
(Please be careful about not reopening this one if you have bug 91393)
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I could try to bisect https://git.launchpad.net/~ubuntu-kernel-
test/ubuntu/+source/linux/+git/mainline-crack ,which is the base for the
4.6.0-997-generic intel-drm-next. A quick search suggests a list of 4-5
possible commits.
Should this be done? Bisecting is very tedious.
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Is this really resolved? The problem is gone, but I don't think anyone
identified what is really causing the problem to occur. Also, we need to
identify which patch fixed the issue so that it can be back-ported. Both
4.5 and 4.6 kernels have this problem.
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As another user confirms on
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1554613 , the
flickering has disappeared on the latest drm-intel-next
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(In reply to nhellwege from comment #51)
> (In reply to thomas bonfort from comment #49)
> > As another user confirms on
> > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1554613 , the
> > flickering has disappeared on the latest drm-intel-next
>
> I can confirm that the blank screen flicke
On my end, the issue looks like a random "blanking" of the screen for
1/4 of a second, two or three times or so in a row. It can happen
several times in a few minutes, but I've also seen it last 20 minutes
between occurrences. On my end it looks nothing like in that video.
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If the underlying issue is the same then fine. I can confirm that the
resulting appearance of this current bug is very different than what the
video shows in 91393
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(In reply to thomas bonfort from comment #49)
> As another user confirms on
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1554613 , the
> flickering has disappeared on the latest drm-intel-next
I can confirm that the blank screen flickering is gone with
4.6.0-997-generic intel-drm-next.
Please ignore my last comment I figured it out:
plattr@beatrice:~$ uname -a
Linux beatrice 4.6.0-994-generic #201604242200 SMP Mon Apr 25 02:03:20 UTC 2016
x86_64 x86_64 x86_64 GNU/Linux
plattr@beatrice:~$
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Please could someone explain how I upgrade my kernel to the one with the
fix. Thanks.
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Title:
screen flickering on XPS13 9350
Statu
** Tags added: cherry-pick
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Title:
screen flickering on XPS13 9350
Status in Linux:
Incomplete
Status in linux package in Ubuntu:
I suspect even the oldest nightly works fine.. so check -next builds
starting from the second newest (newest was already found working)
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could you bisect either drm-intel-next or -nightly kernels to point out
where it got fixed?
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Title:
screen flickering on XPS13 9350
I've been on 4.6.0-997-generic drm-intel-next for a day and can confirm
that the flickering is gone
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Title:
screen flickering on XPS
** Bug watch added: freedesktop.org Bugzilla #91393
https://bugs.freedesktop.org/show_bug.cgi?id=91393
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Title:
screen flickering
(In reply to Rodrigo Vivi from comment #32)
> Uhm interesting that even with i915.enable_dc=0 you Thomas are getting
> [ 17.788425] [drm:gen9_set_dc_state] Setting DC state from 00 to 02
>
> What firmware version do you have loaded?
> cat /sys/kernel/debug/dri/0/i915_dmc_info
fw loaded: yes
p
(In reply to tranceash from comment #38)
> looks like a power management issues dating 8 months back, Also happened on
> the broadwell systems https://bugs.freedesktop.org/show_bug.cgi?id=91393.
> This makes any linux system a pain to work because of this integrated gpu
> driver . Skylake has been
(In reply to nhellwege from comment #43)
> (In reply to tranceash from comment #38)
> > looks like a power management issues dating 8 months back, Also happened on
> > the broadwell systems https://bugs.freedesktop.org/show_bug.cgi?id=91393.
> > This makes any linux system a pain to work because of
sounds like a dupe of
https://bugs.freedesktop.org/show_bug.cgi?id=91393
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https://bugs.launchpad.net/bugs/1554613
Title:
screen flickering on XPS13 9350
Status in Linux:
(In reply to thomas bonfort from comment #26)
> >what graphical environment you use
> KDE plasma
> >do you have an external monitor attached?
> No
> >Is there anything special that triggers the flickering? something like: "it
> >starts flickering when having more than one monitor I try to move the
(In reply to Peter Y. Chuang from comment #39)
> I'm not sure if this is kind of expected for this particular bug, but it
> seems that the problem doesn't happen when the laptop is plugged into the
> power.
Flickering happens with AC plugged here
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(In reply to Rodrigo Vivi from comment #30)
> RC6p/RC6pp split got deprecated few generations ago. So on Skylake RC6 is
> the deepest already.
>
> Thomas, do you confirm disabling RC6 the flickerings goes away for you as
> well?
with i915.enable_rc6=0 the flickering is gone. Maybe unrelated, but
I'm not sure if this is kind of expected for this particular bug, but it
seems that the problem doesn't happen when the laptop is plugged into
the power.
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https://bugs.launchp
RC6p/RC6pp split got deprecated few generations ago. So on Skylake RC6
is the deepest already.
Thomas, do you confirm disabling RC6 the flickerings goes away for you
as well?
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(In reply to thomas bonfort from comment #41)
> (In reply to Peter Y. Chuang from comment #39)
> > I'm not sure if this is kind of expected for this particular bug, but it
> > seems that the problem doesn't happen when the laptop is plugged into the
> > power.
>
> Flickering happens with AC plugge
Here's the dmesg FYI:
$ dmesg|grep i915
[0.00] Command line: BOOT_IMAGE=/vmlinuz-linux-mainline
root=UUID=0e20ff18-cf60-41db-b0ec-d752d5df0844 rw
cryptdevice=/dev/disk/by-uuid/12f4a4fd-0a88-4327-b272-f3ca8fd5d82d:lvm:allow-discards
quiet resume=/dev/disk/by-uuid/886bcda0-2e8a-4068-aba2-
(In reply to thomas bonfort from comment #35)
> (In reply to Rodrigo Vivi from comment #30)
> > RC6p/RC6pp split got deprecated few generations ago. So on Skylake RC6 is
> > the deepest already.
> >
> > Thomas, do you confirm disabling RC6 the flickerings goes away for you as
> > well?
>
> with i
I am currently bisecting the kernel again and one thing I realize is
that I can detect an error through dmesg and then set the commit to bad,
but after reviewing some kernels which I have marked as good, it turns
out these were bad too. This messed up my bisect and I have to start
over again.
Does
looks like a power management issues dating 8 months back, Also happened on the
broadwell systems https://bugs.freedesktop.org/show_bug.cgi?id=91393.
This makes any linux system a pain to work because of this integrated gpu
driver . Skylake has been out for 7 months and we still have problems
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Uhm interesting that even with i915.enable_dc=0 you Thomas are getting
[ 17.788425] [drm:gen9_set_dc_state] Setting DC state from 00 to 02
What firmware version do you have loaded?
cat /sys/kernel/debug/dri/0/i915_dmc_info
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nhellwege another bisect would be awesome for sure. Thanks
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https://bugs.launchpad.net/bugs/1554613
Title:
screen flickering on XPS13 9350
Status in Linux:
Incomplete
St
Currently running Xenial. Kernel 4.4.0-18 and 4.4.0-21 have the screen
flicker. Currently on Kernel 4.3.3-040303. No screen flicker. Please let
me know what other information you need to help debug this.
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