I don't see the need for a bisect. To quote
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1522922/comments/125
"There's one thing I still don't understand... the root of the problem was
identified in https://bugs.freedesktop.org/show_bug.cgi?id=91393#c25";
The associate
I can also confirm that upgrading to 16.04 and using a 4.6 kernel
(http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.6-yakkety/) solves the
issue for me.
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I'm still seeing the issue with latest:
http://kernel.ubuntu.com/~kernel-ppa/mainline/drm-intel-next/current/
http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4.10-xenial/
Where other people report the issues are fixed for them
However not as severe as with 4.2.0-30.36
Can someone please advise w
See https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-
intel/+bug/1522922 Nothing really, except to stick with 4.1.21
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Title:
[i915]]
** Tags removed: needs-bisect
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Title:
[i915]] *ERROR* CPU pipe A FIFO underrun - Xorg glitches
To manage notifications about this bug go to:
htt
Can anyone confirm the steps I took where all right?
What's the difference between the kernel I compiled and the officially
distributed one (4.2.0-27)? Any patches to reproduce the official binary?
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any news on this?
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
[i915]] *ERROR* CPU pipe A FIFO underrun - Xorg g
So it turn out when I rebuild the package for 4.2.0-27 I already see
that glitches occurring in that specific kernel version. So it look like
there is difference between the package I built and the official package
or I screwed up the build process?
Here is what I did, I have to say the wik page y
Ah no, I was to quick to judge. Now the error occurred with 4.5rc5, but it is
less frequent. And the quality of the glitches change.
No more repetition errors, just "regular" graphic errors.
$ dmesg | grep i915
[2.513449] i915: unknown parameter 'lvds_downclock' ignored
[2.743658] [drm] I
Hi Christopher,
4.5 rc5 has indeed fixed the issue for me. Thanks a lot :)
$ uname -a
Linux river 4.5.0-040500rc5-generic #201602201730 SMP Sat Feb 20 22:32:16 UTC
2016 x86_64 x86_64 x86_64 GNU/Linux
$ dmesg | grep i915
[2.513449] i915: unknown parameter 'lvds_downclock' ignored
[2.7436
Ah, thanks for pointing out the BIOS update. However it didn't change
anything related to the issue.
$ sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
8DET70WW (1.40 )
05/14/2015
The flickering is also present for me in the latest mainline
$uname -a
Linux river 4.4.3-040403-
Maybe a duplicate of https://bugs.launchpad.net/ubuntu/+source/xserver-
xorg-video-intel/+bug/1522922 ... weird that it only occurs in the
latest kernel package
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With the previous kernel I don't see the glitches nor the i915 underruns
$ uname -a
Linux river 4.2.0-27-generic #32-Ubuntu SMP Fri Jan 22 04:49:08 UTC 2016 x86_64
x86_64 x86_64 GNU/Linux
$ dmesg | grep i915
[2.698444] [drm] Initialized i915 1.6.0 20150522 for :00:02.0 on minor 0
[2.76
See recording on http://tinypic.com/r/2wpt74m/9 (glitches where not
visible on a direct screen grab)
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Title:
[i915]] *ERROR* CPU pipe A FIFO unde
Maybe related to https://bugs.launchpad.net/bugs/1451632
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Title:
[i915]] *ERROR* CPU pipe A FIFO underrunXorg glitches
To manage notifications a
Public bug reported:
Upgraded linux-image-extra-4.2.0-30-generic I see graphic glitches,
looks like the graphic buffer gets screwed up
- funny repetition's patterns (back in time glitches)
- black screen (<1sec)
- graphic errors
I can influence the severity of the issue with switching windows
Hey there Tim
thanks for the fix.
1) Was that a regression and you saw some kind a delta to the previous version?
Is that possible?
Thats one think I wished for while I was debugging
2) Since this is runtime, there should be some kind of integration test,
correct? If so how do write one so sim
Please see the updated conversation in the gnome Bugtracker.
For me I looks like this a thing related to (d/p/revert-gsettings-
removals.patch: Refreshed), because if I disable the wacom plugin..
sudo mv /usr/lib/gnome-settings-daemon-3.0/wacom.gnome-settings-plugin
/usr/lib/gnome-settings-daem
Please see the updated conversation in the gnome Bugtracker. I looks
like this a thing related to compilation and/or linking flags in
Ubuntu, since in a vanilla gsd I cannot reproduce the issue.
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"I tried rebuilding gnome-settings-daemon from the ppa sources, but
deleted all the debian/patches files. then restarted gnome-settings-
daemon and gnome-shell, but still had the same problem with keyboard
shortcuts not working"
I did the same thing, but no luck. Maybe we have to rebuilt other
pac
I have to retract my statement. I'm using a Lenovo x220.
Disabling "PCI Express Power management" (Config -> Power) via Bios resolves
the issue for me. Before Ubuntu became unresponsive (like the card is throwing
a lot of interrupts) after the *2nd* hot-plug, first one seems fine though. On
AC
For me too, the hot plug workaround doesn't and I can't use the card
(uPD720202) in Ubuntu 14.10 like that
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Title:
ExpressCard34 slot not hotplug
Public bug reported:
On ubuntu 13.04 beta ligthdm immediately returns from session to greeter after
succesful login.
This bug is related to, I summarize to important information from there:
https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/944784
https://bugs.launchpad.net/ubuntu/+source/li
With 12.10 I can confirm the multi monitor setup problem.
With 13.04 (3.8.0-12 generic) this problem also occurs also without using a
second monitor. Ctrl+Alt+F1 doesn't work. Via SSH I can see that Xorg uses up
99% of one CPU core. I don't see any relevant output in X.org.0.log or dmesg.
Keith
I'm also affected by this bug. I stopped the backup of my 30GB VDI after
8h with apparently 0% success.
$ duplicity --version
duplicity 0.6.19
$deja-dup --version
deja-dup 24.0
For now I excluded my *.vdi files. What information can I provide?
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Is fixed for me in 3.7-rc8. Thanks Tomas for the hint.
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Title:
Audio codec draining power when not in use
To manage notifications about this bug
Both new created users have no problem, so must be something specific to
my user profile.
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Title:
Fails to load any session
To manage notificatio
Sebastien, yes it does. After login it throws me back to console and I
can see startup output for a sec. Sorry for not pointing that out clear
enough. Yes, I have been using unity-3d before. But I tried all unity2d,
gnome, deleted the .dmrc and so forth.
Maybe its specific to my user profile. I wi
Yes I can open a guest session(was disabled so I didn't tried that before).
Yes, I use the buid-in ecryptfs for my home directory.
In addition I found some:
Mar 2 14:55:04 caput sudo: pam_ecryptfs: pam_sm_authenticate: /home/hub is
already mounted
Mar 2 14:55:04 caput gnome-session[8194]: Gdk-
** Attachment added: "x-0.log"
https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/944736/+attachment/2801137/+files/x-0.log
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Title:
Fails
** Attachment added: "Xorg.0.log"
https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/944736/+attachment/2801136/+files/Xorg.0.log
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Title:
** Attachment added: "x-0-greeter.log"
https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/944736/+attachment/2801138/+files/x-0-greeter.log
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Nothing special in messages or the other log files except from some
CRITICAL in x-0-greeter.log as far as can I see
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Title:
Fails to load any sess
*** This bug is a duplicate of bug 944736 ***
https://bugs.launchpad.net/bugs/944736
This looks like a dupplicate of #944736. So published it over there.
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** Attachment added: ".xsession-errors-lightdm"
https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/944736/+attachment/2801043/+files/.xsession-errors-lightdm
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I can confirm this behaviour; I switched to gdm to log into a session
$ dpkg -l | grep unity
ii gir1.2-unity-5.0 5.4.0-0ubuntu1
GObject introspection data for the Unity library
ii libmeanwhile1 1.0.2-4build1
*** This bug is a duplicate of bug 944736 ***
https://bugs.launchpad.net/bugs/944736
package version: 1.1.4-0ubuntu1
** This bug has been marked a duplicate of bug 944736
Fails to load any session
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*** This bug is a duplicate of bug 944736 ***
https://bugs.launchpad.net/bugs/944736
Public bug reported:
On ubuntu 12.04 beta ligthdm immediately returns from session to greeter after
succesful login.
This came with a bunch of updates today. Had to switch to gdm to log into a
session at al
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