*** This bug is a duplicate of bug 745112 ***
https://bugs.launchpad.net/bugs/745112
** Changed in: linux (Ubuntu)
Status: New = Confirmed
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*** This bug is a duplicate of bug 745112 ***
https://bugs.launchpad.net/bugs/745112
** This bug has been marked a duplicate of bug 745112
[arrandale] desktop is messed up (goes black) when laptop is docked with two
external 1920x1200 monitors (x86_64)
* You can subscribe to bug 745112
I tried http://kernel.ubuntu.com/~kernel-ppa/mainline/drm-intel-next-
proposed/
I can't reproduce the problem with this kernel.
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@Marius, thanks. Would you be willing to do some additional testing to
help narrow down what patch in that kernel provides the fix? If you do,
then there is a chance we can get that patch added to the kernel in an
SRU.
Directions on isolating kernel patches via git bisection are documented
at
I can't seem to find any errors in when flickering (i tried switching tty and
catting that file)
/sys/kernel/debug/dri/0/i915_error_state
It's probably not gpu lockup because I was able to move mouse and see
cursor move.
I attach dmesg output and syslog output after switching screens and
syslog
** Attachment added: log
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/750259/+attachment/2072231/+files/log
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Did you get a chance to test the elderberry PPA I posted?
After that, one other thing I'd like you to test before this gets
forwarded upstream, please install the drm-intel-next-proposed kernel
here:
http://kernel.ubuntu.com/~kernel-ppa/mainline/drm-intel-next-proposed/
Reboot, then reproduce
Marten and Marius, would you mind attaching a photo showing the
corruption you see when reproducing this bug?
Also, I have a suspicion this might be dpms related. After reproducing
the bug, can you try issuing this command to see if it makes any
difference?
xset dpms force on
If it does, I may
** Changed in: xserver-xorg-video-intel (Ubuntu)
Status: Confirmed = Incomplete
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https://bugs.launchpad.net/bugs/750259
Title:
[arrandale] Dual screen
video of flickering: http://www.youtube.com/watch?v=pK5AfUzg6UA
dpms did not solve the flickering problem.
It may be another bug but after trying to switch modes without dpms
screen goes black and only mouse is shown. On laptop monitor, on
external monitor, and flickering mouse on external
I also want to mention that I got crashed program errors with dpms force
on saying that compiz has crashed.
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https://bugs.launchpad.net/bugs/750259
Title:
On Tue, Apr 19, 2011 at 11:35:52PM -, Marius Grigaitis wrote:
video of flickering: http://www.youtube.com/watch?v=pK5AfUzg6UA
dpms did not solve the flickering problem.
It may be another bug but after trying to switch modes without dpms
screen goes black and only mouse is shown. On
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/750259
Title:
[arrandale] Dual screen not
I also have this problem on my Lenovo T410.
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https://bugs.launchpad.net/bugs/750259
Title:
[arrandale] Dual screen not working/shows corruption (x86_64)
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