** Changed in: linux (Ubuntu)
Status: Triaged = Confirmed
** Changed in: linux (Ubuntu)
Status: Confirmed = Invalid
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tigre, please do not adjust the Status of this report, especially
without a justifying comment. For more on Status please see
https://wiki.ubuntu.com/Bugs/Status .
** Changed in: linux (Ubuntu)
Status: Invalid = Triaged
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Justin Penka, thank you for your comment. Unfortunately, this bug report is not
scoped to you, or your problem. So your hardware and problem may be tracked,
could you please file a new report with Ubuntu by executing the following in a
terminal while booted into the default Ubuntu kernel (not a
I have tried running the 3.15 utopic kernel with 14.04. The system boots
up fine, however, i'm still getting the black screen on grub. The only
option I added was 'nomodeset'. Is anyone else experiencing this, or did
you all move 14.10?
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Yep I confirm with utopic (14.10) and kernel 3.15.0-6-generic it boots
and suspend/resumes fine.
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Title:
8086:0a16 [UX302LG] black
I've just successfully booted my new zenbook with this mainline kernel.
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.15-utopic/
This suggests this fix (or a fix anyway) has been merged into the stable kernel.
The default 14.04 kernel is still broken, though.
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I can confirm waht Ondergetekende said, the 3.15 kernel from
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.15-utopic/ boots (even
seems to boot faster) on my UX302LA.
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Has this fix been merged into a stable kernel yet?
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Title:
8086:0a16 [UX302LG] black screen on boot 3.12.0-7
Status in The Linux
I got it working, here's what I did:
1. Booted the Ubuntu 14.04 LTS live USB by setting the nomodeset option
from the launch menu: Place the cursor over the try ubuntu option,
press the e key, add nomodeset after quite splash, and press F10
to boot.
2. Installed Ubuntu.
3. Booted Ubuntu from
Could anyone help me understand how to install the bug fix? Should I
first install the regular Ubuntu 14.04 LTS and then a patch or should I
install an alternative kernel branch (called drm-intel-nightly?) from
scratch?
Sorry for being such a newbie, any pointers would be much appreciated!
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How can I get the intel driver patch alone for testing and helping with
backport?
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Title:
8086:0a16 [UX302LG] black screen on boot
Confirmed: works for me as well (UX302LG). Boot is alright and suspend
to RAM can now normally resume (screen comes back to life).
Brilliant!
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** Changed in: linux
Status: Incomplete = Fix Released
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Title:
8086:0a16 [UX302LG] black screen on boot 3.12.0-7
Status in
** Changed in: linux
Status: Confirmed = Incomplete
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Title:
8086:0a16 [UX302LG] black screen on boot 3.12.0-7
Status in The
Any updates?
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Title:
8086:0a16 [UX302LG] black screen on boot 3.12.0-7
Status in The Linux Kernel:
Confirmed
Status in “linux”
No updates since last reply in the freedesktop bugzilla :
https://bugs.freedesktop.org/show_bug.cgi?id=73567 from 02-24-2014, if
you have something more to add to the bugreport, please do.
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Has there been any update to this issue recenlty? I jut got a UX302LA
and have this same issue.
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Title:
8086:0a16 [UX302LG] black
** Changed in: linux
Status: Incomplete = Confirmed
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Title:
8086:0a16 [UX302LG] black screen on boot 3.12.0-7
Status in The
Here's a patch that works on top the current ubuntu kernel
(Ubuntu-3.13.0-8.28).
Can this be integrated in the ubuntu kernel? It's quirk based, so it
will only effect this laptop model.
** Patch added: Fix blank screen
Alberto Aguirre :
I submitted the ticket
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1274425
With kernel 3.13.0-5.20 (Ubuntu 14.04), the command sudo xrandr --output eDP1
--mode 1680x1050 does nothing.
With kernels drm-intel-nightly/2014-01-23-trusty and
Ok, I will send it on my next reboot.
For information, I was unable to suspend the laptop because it was awakening
some seconds later.
I made it working by using the following script (/etc/pm/sleep.d/20_zenbook) :
case ${1} in
hibernate|suspend)
# Unbind ehci_hcd for first device
Aurélien MANCA (aurelien-manca):
Can you test modesetting by doing:
sudo xrandr --output eDP1 --mode 1680x1050
And also suspend/resume
using this kernel:
http://kernel.ubuntu.com/~kernel-ppa/mainline/drm-intel-nightly/2014-01-23-trusty/
and also this one:
Aurélien MANCA, thank you for your comment. So your hardware and problem may be
tracked, could you please file a new report with Ubuntu by executing the
following in a terminal while booted into a Ubuntu repository kernel (not a
mainline one) via:
ubuntu-bug linux
For more on this, please read
I have an Asus UX302LG with Ubuntu 14.04 and I connected another screen to be
able to wor.
Today, I installed the kernel drm-intel-nightly/2014-01-23-trusty
(http://kernel.ubuntu.com/~kernel-ppa/mainline/drm-intel-nightly/2014-01-23-trusty/)
and it seems to work well.
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** Changed in: linux
Status: Confirmed = Incomplete
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Title:
8086:0a16 [UX302LG] black screen on boot 3.12.0-7
Status in The
tehownt: I submitted a ticket to ASUS support, let's see if it results
in any BIOS update.
I also submitted a bug to intel-gfx:
https://bugs.freedesktop.org/show_bug.cgi?id=73567
** Bug watch added: freedesktop.org Bugzilla #73567
https://bugs.freedesktop.org/show_bug.cgi?id=73567
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** Also affects: linux via
https://bugs.freedesktop.org/show_bug.cgi?id=73567
Importance: Unknown
Status: Unknown
** Changed in: linux (Ubuntu)
Assignee: Joseph Salisbury (jsalisbury) = (unassigned)
** Changed in: linux (Ubuntu)
Status: In Progress = Triaged
** Tags
Alberto: Thanks a lot, I will do the same, hopefully, the more, the merrier.
If you have any special details that you included that were not part of your
previous post, could you please send them by mail ?
Joseph: What are next steps for an eventual fix in 14.04 ?
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If you reply to an imported comment from within Launchpad, your comment
will be sent to the remote bug automatically. Read more about
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** Tags added: patch
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Title:
8086:0a16 [UX302LG] black screen on boot 3.12.0-7
Status in “linux” package in Ubuntu:
In Progress
Thanks a lot Alberto, this indeed could be it, I wonder what blocked this
upstream, maybe because it's a manufacturer issue that only can get patched
using a big fat ugly hack instead of having correct VBT...
I now understand better the use of the CSM/Non-CSM test since some laptop
apparently
I debugged a bit further on the waking from sleep issue - it actually
also happens when changing modes through xrandr so not really related to
waking from S3, just turning off/on the display.
The display in the UX302LG/LA needs to be run at 24-bit apparently - the
current intel-gfx code
I built the next test kernel, up to the following commit:
9b33600d52fab54df1aa82ea0d70c113060c293a
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1265544
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on
Hello,
problem is still present in the build 3.13.0-031300rc3.201401101125
representing commit 9b33600d52fab54df1aa82ea0d70c113060c293a : black
screen on boot.
Thanks.
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The Reverse bisect confirmed the following commit is the fix for this
bug:
commit c26fe8e5eb34c18aa9ab60fcf4c3150663a52306
Author: Paulo Zanoni paulo.r.zan...@intel.com
Date: Fri Dec 6 17:32:41 2013 -0200
drm/i915: don't touch the VDD when disabling the panel
I don't see a reason
I built a test kernel with a cherry pick of commit c26fe8e.
Can you give this kernel a test.
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1265544
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Hello,
thanks for the help.
The test kernel fixes the bla[cn]k screen on boot problem.
The test kernel does not fix the bla[cn]k screen when waking from
sleep problem.
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There are still two or three steps left in the reverse bisect. The
following commits were applied before c26fe8e:
commit 9b33600d52fab54df1aa82ea0d70c113060c293a
commit 8771a7f80289bc08eac12c7d4f72627ff6552295
commit 1f2d45319922cdcf1f2a6f1f32f3afb206fdaaf7
commit
Hello,
there is still a as soon as the screen is getting dimmed, then it
doesn't light up on wake issue, in the kernel up to commit c26fe8e.
That issue is present in the nightly drm-intel-next build though that I
originally reported the bug with (2013-12-18), so it might not get fixed
by
Ok, so that sounds like a separate bug, correct? If so, I'll update the
bisect that the kernel up to commit c26fe8e is good for the specific
issue this bug report addresses.
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The behaviour is exactly the same though (black screen w/ backlight on)
and from the comments on the drm-intel-next commits it would seem like
it's somewhat related eventhough it does not happen at the same time.
My very wild (and uninformed) guess would be that the code that fixed
the issue at
I built the next test kernel, up to the following commit:
1f2d45319922cdcf1f2a6f1f32f3afb206fdaaf7
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1265544
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on
Thanks,
the problem is present in the latest build
3.13.0-031300rc3-generic_3.13.0-031300rc3.201401091408 representing
commit 1f2d45319922cdcf1f2a6f1f32f3afb206fdaaf7 : black screen on boot.
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/es/ed
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Title:
8086:0a16 [UX302LG] black screen on boot 3.12.0-7
Status in “linux” package in Ubuntu:
In Progress
Bug
I built the next test kernel, up to the following commit:
e9cb81a22841908b1c075156b409a538d09c8466
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1265544
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on
Hello,
problem still present for
3.13.0-031300rc3-generic_3.13.0-031300rc3.201401072105 representing
commit e9cb81a22841908b1c075156b409a538d09c8466.
Thanks for the help !
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I built the next test kernel, up to the following commit:
c26fe8e5eb34c18aa9ab60fcf4c3150663a52306
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1265544
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on
Hello and thanks for the help.
IT WORKS.
I have display for the kernel 3.13.0-031300rc3-generic #201401081512
built against commit c26fe8e5eb34c18aa9ab60fcf4c3150663a52306
I will test the display dim/sleep issue and report.
Messages about driver/module error still present in Xorg.log (same as
Screen going dim still has a wake up issue.
Also, there is some discussions on the intel-gfx ML about a commit that
should have been pushed with c26fe8e5eb34c18aa9ab60fcf4c3150663a52306
but got squashed.
https://www.mail-archive.com/intel-
g...@lists.freedesktop.org/msg30489.html
So when
I have an ASUS UX302LA which is essentially the same as the UX302LG
except without the NVIDIA gpu that exhibits the same issue - blank
screen on boot.
I cherry-picked the commit dff392dbd258381a6c3164f38420593f2d291e3b
(same patch as c26fe8e5eb34c18aa9ab60fcf4c3150663a52306) from ~danvet
I built the next test kernel, up to the following commit:
c461562e84d180fb691af57f93a42bd9cc7eb69c
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1265544
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on
Hello and thank you.
Problem still present for 3.13.0-031300rc3 representing commit :
c461562e84d180fb691af57f93a42bd9cc7eb69c
Quick question : this version was built on top of 3.13 whereas the
previous one was named 3.12, is that on purpose ?
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ouaibe, thank you for your comment. So your hardware and problem may be
tracked, could you please file a new report with Ubuntu by executing the
following in a terminal while booted into a Ubuntu repository kernel (not a
mainline one) via:
ubuntu-bug linux
For more on this, please read the
Just to confirm, problem still exists in 3.13.0-031300rc3 representing
commit c461562e84d180fb691af57f93a42bd9cc7eb69c.
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Title:
I built the next test kernel, up to the following commit:
2a0a016addedd7a7ac489f10c89db503fadb334e
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1265544
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on
Hello,
thanks for the hard work, problem is still present in
3.13.0-031300rc2-generic_3.13.0-031300rc2.201401071301 representing commit
2a0a016addedd7a7ac489f10c89db503fadb334e
Onto the next !
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I have discusses this bug wirh Keith Packard who happens to be at
lca2014 at the moment and he has adviaed to file it upstream on the
freedesktop.org trac.
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Sorry for the delay. I was unable to find the appropriate nightly build
commits in the drm-intel tree from upstream[0]. However, we should have
a clone of that tree from when we built those nightly kernels. I should
have a test kernel available in a bit.
These are the two commits I'll bisect
I started a kernel bisect between the 2013-12-10 and 2013-12-11 nightly
builds.
I built the first test kernel, up to the following commit:
ad071acb53110c8efd26ff1e5b5d57449b43833b
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1265544
Can you test that kernel
Thank you.
Problem still present for 3.12.0-031200 representing commit
ad071acb53110c8efd26ff1e5b5d57449b43833b.
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Title:
8086:0a16
Using 3.2.54 under trusty, problem exist at boot, though terminal
console switched to automatically.
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Title:
8086:0a16 [UX302LG]
tehownt, thank you for your comments. Could you please actually test the
requested Precise release as this provides an prior x.org stack as well,
in comparison to just only testing the 3.2.x kernel in Trusty.
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Laptop is UEFI only, cannot boot/install 12.04.1 since apparently UEFI support
arrived in 12.04.2.
Also, there's no DVD drive in the laptop and I tried making a USB stick but
12.04.2+ images aren't recognized in the UEFI.
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tehownt, thank you for providing the requested information. Could you
please test Quantal via http://releases.ubuntu.com/quantal/ and advise
to the results?
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Finally found the Enable CSM option of the laptop that allowed to boot from
pre-UEFI devices.
I was able to test 12.04.1 and 12.04.3 in Live mode only (didn't
install/replace my trusty install) both using the 3.2.0.29 kernel and display
was _working fine_.
Do you still require Quantal testing ?
tehownt, thank you for your comments. Are you able to successfully boot
14.04 via Enable CSM?
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Title:
8086:0a16 [UX302LG] black
No, I cannot boot successfully using the 14.04 with Enable CSM option. For
reference CSM is only a pre-UEFI compatibility option in the UEFI :
http://wiki.phoenix.com/wiki/index.php/Compatibility_Support_Module and as
such, it has no apparent link to the display issue the laptop has.
Do you
teownt, thank you for providing the requested information. I was already
aware of what CSM is, I was simply interested in if it changed anything.
Despite this, one thing that would be quite helpful is having this fully
commit bisected from Precise to Trusty, in order to identify the
offending
The fix has been narrowed down to 16 commits from drm-intel-next on
2013-12-11. I might look into bisection sice it seem to be the only
solution to find the problematic commit, but it's a fairly important
ammount of work so I don't know when I'll do.
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@tehownt
I can assist you with a reverse bisect. I'll start a bisect between
those two builds and post the first test kernel shortly. The bisect
should be fairly quick, since there is a small number of changes between
2013-12-10 and 2013-12-11.
** Tags added: performing-bisect
** Changed in:
To add to the list above, I also had him test the current 3.13.0-0 from
the kernel-team PPA, this one doesn't work either.
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Title:
So to clarify based on IRC discussion:
- Current trusty (3.12.0-7) gives a blank screen from the start
- mainline drm-intel-nightly build 2013-12-10 does the same
- mainline drm-intel-nightly build 2013-12-11 and any further one works
works here refers to the screen lighting up at boot time
Thanks for the help guys, if I'm provided with kernels for commits to
test I will make sure to report what works or not.
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Title:
tehownt, thank you for testing the latest mainline kernel. Given we now
know that the potential fix patch is still in drm-intel-next, would you
happen to know which commit specifically fixes your issue?
** Summary changed:
- UX302LG black screen on boot 3.12.0-7
+ 8086:0a16 [UX302LG] black
Christopher, no I don't.
Plus, it's important to note, the drm-intel-nightly doesn't _fix_ the issue,
it's merely a slight workaround allowing the system to boot, as mentionned in
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1263015 as soon as the
screen goes blank, the system is lost
tehownt, thank you for your comments. Regarding them
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1265544/comments/6 :
Christopher, no I don't.
Fair enough.
Plus, it's important to note, the drm-intel-nightly doesn't _fix_ the
issue, it's merely a slight workaround allowing the system
After further investigation drm-intel-nightlies up to 2013-12-11 work
but 2013-12-10 does _not_ work.
Hence issue/correcting commit has been made on 2013-12-11, but which of
the 16 ones, that I don't know.
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You might be able to WORKAROUND the dimming+freeze issue by disabling
screen dim in System Settings (which may have it's own systemd
WORKAROUND to get these to take). I'll let you comment further to this.
Yes, this was the easiest workaround but it forbids screen going down.
So issue is
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