[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

In case anyone finds this, this is the new filed bug: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1634449 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors -

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

file a new bug, this one is closed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor To manage

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Same here. Started after I updated my system to 16.10. I'm using kernel 4.8.0-25-generic -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Unfortunately I am experiencing the same issue. Dell Latitude with a docking station, 2 monitors connected by DP, 1 VGA, running kernel 4.8.1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Still have the issue on 4.8.0-25-generic with Asus Z170 motherboard and dualscreen HDMI. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Regular updates loaded today which also cured the flickering for me . . . ah bliss :-) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

The 4.4.0-38, which got released via regular updates mitigated all the flickering for me. It's all fine now. Thanks for the patch. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

** Tags removed: kernel-da-key -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor To manage

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Worked for me too, all flickering gone. Thank you :) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen when the mouse cursor leaves a

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Hi, I did do the same thing. And it worked. Thank you for your help. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen when the mouse

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Hello, 4.4.0-38 worked perfectly to me. Steps (for those as noob as me): - Enable "Pre-released updates" at "Software & Updates" from "System Settings". - Open a terminal window and execute: "sudo apt update" and then "sudo apt install linux-generic" Restart. That should do the trick. Thank

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

yes, if you don't install the metapackage then you need to install linux-image-extra-4.4.0-38-generic too -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

@tjaalton Thank you, I followed https://wiki.ubuntu.com/Testing/EnableProposed to enable proposed and ran "sudo apt-get install linux-image-4.4.0-38-generic". But after reboot I had a low screen resolution on my laptop and it did no longer recognize my 2nd screen at all (did not turn on, xrandr

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

enable proposed, install the kernel update and see if it helps? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen when the mouse cursor

Re: [Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

I have this bug since I installed Ubuntu 16.04 on my Dell Optiplex 980 with Intel Graphics. My Kernel is, I think, "4.4.0-36-generic x86_64" Is there any more info I could gather to help with it or I just need to wait for the fix to come? ps.: I am not an advanced user. Thanks. Em qui, 15 de

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

I'm facing the bug too on Lubuntu 16.04.1 on a ThinkPad Edge 11 with Kernel 4.4.0-36-generic. Sorry for the maybe stupid question, but will the fixed kernel version eventually be come via "apt-get update" in the near future or only when 16.04.2 is released? -- You received this bug notification

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Hi groucho, Timo, Thank you for responding. That means I misunderstand about when patch should be applying. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

I can confirm this is not fixed for 4.4.0-36 with an Ironlake GPU (tested with Intel Core i5 520M CPU). Let's wait for the Ironlake-specific bugfix in 4.4.0-37, I'll report back after it is released. -- You received this bug notification because you are a member of Ubuntu Bugs, which is

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

grouch has an Ironlake system, this bug will be fixed for that generation in 4.4.0-37.xx others with skylake etc do not benefit from that version, file a new bug or wait for 4.8/4.9 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Nikita Bozhko, given the fix for this issue didn't address your problem, it will help immensely if you filed a new report with the Ubuntu repository kernel (not mainline/upstream) via a terminal: ubuntu-bug linux Please feel free to subscribe me to it. For more on why this is helpful, please

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Hi, the bug hasn't been fixed in kernel v4.4.0-36-generic. If I understand it correctly, we have to wait for the next update. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Hi all, I updated my Xubuntu 16.04 to latest version 16.04.1 with kernel 4.4.0-36-generic. As I see the problem was fixed in this version, but problem still for me. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Janek Greskowiak, given the fix for this issue didn't address yours, you would have a different problem. It will help immensely if you filed a new report with the Ubuntu repository kernel (not mainline/upstream) via a terminal: ubuntu-bug linux Please feel free to subscribe me to it. For more

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Dear all, a few days ago my Ubuntu 14.04. on a Dell Latitude Laptop wanted me update the Hardware Enablement Stack. I did this, but from then on I had this bug described in here. My kernel version is 4.4.0-36-generic and I am now at Ubuntu 14.04.5. Since I am just a simple and naive user with

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

This patch came in via v4.4.18 stable. Marking fix released since this bug won't auto-close. ** Changed in: linux (Ubuntu Xenial) Status: In Progress => Fix Released ** Changed in: linux (Ubuntu) Status: Triaged => Fix Released -- You received this bug notification because you

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Your Kernel fixes the bug that I have initially reported. Thank you very much. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen when the

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Thanks for testing, I've sent the patch to the kernel-team list to be included in the next SRU cycle. ** Changed in: linux (Ubuntu Xenial) Status: Triaged => In Progress ** Changed in: linux (Ubuntu Xenial) Assignee: (unassigned) => Timo Aaltonen (tjaalton) -- You received this bug

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Just tested the proposed kernel from the Kernel PPAs and afterwards your patched version. Can verify that your fix works! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

http://koti.kapsi.fi/~tjaalton/lp1553503 install both debs -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen when the mouse cursor

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Sorry, I did not notice that. I'll build a kernel so you can test it today, which is also the deadline for new commits for next kernel SRU cycle.. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Do you mean the reverse bisect I did in https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1553503/comments/9, or is it something else ? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title:

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

someone would need to bisect it first -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor To manage

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

We have a lab with different generation of Intel CPUs, starting at core2duo, first i-series to third generation i-series. We have the exact problem described here but only with the first generation i5-CPUs. Others work fine. I have tested 4.4.0-36.55 (afaik proposed right now), the 4.4.9 mainline

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Ah, sorry if that's dragged the bug off topic. Although, while we're talking about it, I had a dual screen not working issue with an Nvidia card (with Nouveau or Nvidia drivers). When i connected i experienced a near identical stack trace to the one in this ticket. Installing 4.8-rc1 this

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

I don't think https://bugs.freedesktop.org/show_bug.cgi?id=89055#c62 is the same bug that I reported initially. I don't have a BXT/SKL and the bug I have experienced has been fixed since 4.5 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

this is partially fixed in v4.8-rc1, but work is still ongoing upstream to fix the rest -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

It appears there my be multiple issues reported here. There is not a single commit, but may commits to fix the issue. However, the v4.8-rc1 kernel is now available and might be worth testing. Would it be possible for folks affected by this bug to test the latest upstream kernel? Refer to

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

** Also affects: linux (Ubuntu Xenial) Importance: Undecided Status: New ** Changed in: linux (Ubuntu Xenial) Status: New => Triaged ** Changed in: linux (Ubuntu Xenial) Importance: Undecided => High -- You received this bug notification because you are a member of Ubuntu

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

This also affects me on Xenial, completely breaks my dual screen setup - i'd love a fix for https://bugs.freedesktop.org/show_bug.cgi?id=89055#c62 ** Tags added: kernel-da-key -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

** This bug is no longer a duplicate of bug 1523088 WARN_ON(!wm_changed) warning and stacktrace in kernel log ** Changed in: linux (Ubuntu) Status: Confirmed => Triaged -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

*** This bug is a duplicate of bug 1523088 *** https://bugs.launchpad.net/bugs/1523088 ** This bug has been marked a duplicate of bug 1523088 WARN_ON(!wm_changed) warning and stacktrace in kernel log -- You received this bug notification because you are a member of Ubuntu Bugs, which is

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

https://cgit.freedesktop.org/drm- intel/commit/?id=734fa01f3a17ac80d2d53cee0b05b246c03df0e4 This seems to be at least ONE of the patches done for https://bugs.freedesktop.org/show_bug.cgi?id=89055#c62 I have no idea if it fixes this issue (=> not tested) nor do I really understand the commit

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

For this symptomatic there is an upstream bug report with status RESOLVED FIXED: - Dual monitor - Flickering or black screen when mouse moved between screens https://bugs.freedesktop.org/show_bug.cgi?id=89055#c62 Date: 2016-05-13 Upstream target kernel version: 4.8. Maybe this can be backported?

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Sorry for the wrong status change, inadvertently set it to "Fix Committed". I confirm this bug. ** Changed in: linux (Ubuntu) Status: Fix Committed => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

** Changed in: linux (Ubuntu) Status: Triaged => Fix Committed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen when the mouse

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

After more testing I can say that also the same screen on which I am scrolling with the scroll bars can go black. When the mouse switches between screens, I get a flickering in ~50% of tries. Please note that I'm using Kernel 4.4.0-28, which is newer than 4.4.0-24 which contains a fix for a

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Confirming this, using a Dell Latitude E5510 with Intel HD Graphics (on- chip), together with a docking station PR02X and a two-monitor-setup (2x BenQ GW2460, 1920x1080, DVI). The problem occurs most of the time when scrolling in a full screen application on the left screen using the scroll bar

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

On Lenovo Thinkpad X201 with docking station with two external monitors, one on VGA, one on displayport effect is generally that the screen being left just flickers slightly. I have had the screen go black with flickering pixels on the side and thought it was when crossing over slowly but just

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Confirming this bug with Xubuntu 16.04 on a Lenovo Thinkpad T450 Linux core 4.4.0-28-generic #47-Ubuntu SMP Fri Jun 24 10:09:13 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux Great to hear a solution coming soon, good work! -- You received this bug notification because you are a member of Ubuntu

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

I've cherry-picked e2e407dc093f530b771ee8bf8fe1be41e3cea8b3 on to 4.4.0-28.47 and compiled the kernel and it looks like this did solve the issue. (Just tested for 15 minutes, but with the default kernel it appeared within seconds already). -- You received this bug notification because you are a

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Christopher M. Penalver, that's not what I did, I just installed the binary kernel 4.6.3-040603 and things are working as expected. But I can try to apply the patch later this week (I'm on my main work machine). -- You received this bug notification because you are a member of Ubuntu Bugs,

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Christopher, I'm hitting this bug too on my Thinkpad x250 with a dockingstation and two external displays. I'm happy to test, but haven't built a kernel in a long time. Any guidance on how to apply that commit? Is it like this:

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Che / Fábio Tramasoli, the way to confirm this bug is to test applying the commit noted in https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1553503/comments/9 fixes your issue. Is this what you did? -- You received this bug notification because you are a member of Ubuntu Bugs, which is

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

I can confirm this bug with final relase of Ubuntu Gnome 16.04, Kernel 4.4.0-28 on a Dell Optiplex 7010. Fixed with upstream kernel 4.6.3-040603. Thanks folks! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Confirming this bug on the X1 Carbon model ThinkPad too. Keep up the good work team. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen when

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

I'm using kernel 4.5.2 to get around this issue. Are there any update on getting this cherry-picked? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Linux kernel v4.5.3 fixed the issue for me -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor To

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

The v4.6 rc6 upstream kernel seems to fix this issue -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen when the mouse cursor leaves a

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

** Bug watch removed: freedesktop.org Bugzilla #93892 https://bugs.freedesktop.org/show_bug.cgi?id=93892 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

** Tags removed: needs-reverse-bisect ** Tags added: cherry-pick reverse-bisect-done ** Changed in: linux (Ubuntu) Importance: Medium => High ** Changed in: linux (Ubuntu) Status: Confirmed => Triaged -- You received this bug notification because you are a member of Ubuntu Bugs,

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Thank you for your guidance. Here is the result of the reverse bisect : e2e407dc093f530b771ee8bf8fe1be41e3cea8b3 is the first bad commit commit e2e407dc093f530b771ee8bf8fe1be41e3cea8b3 Author: Matt Roper Date: Mon Feb 8 11:05:28 2016 -0800 drm/i915: Pretend

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

groucho, the next step is to fully reverse commit bisect from kernel 4.4 to 4.5-rc7 in order to identify the last bad commit, followed immediately by the first good one. Once this good commit has been identified, it may be reviewed for backporting. Could you please do this following

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

I have tried the latest kernel v4.5-rc7 and the problem is gone. ** Tags added: kernel-fixed-upstream-4.5-rc7 ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

groucho, in order to allow additional upstream developers to examine the issue, at your earliest convenience, could you please test the latest upstream kernel available from http://kernel.ubuntu.com/~kernel-ppa/mainline/?C=N;O=D ? Please keep in mind the following: 1) The one to test is at the

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

Indeed, if I try the 4.2.8-040208-generic kernel, the issue goes away. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553503 Title: multi monitors - black flashes or black screen when the mouse

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

groucho, to further narrow this down, if you tested a 4.2.x kernel from https://wiki.ubuntu.com/Kernel/MainlineBuilds , does the issue go away? ** Tags added: regression-release -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

I have checked some live images : - Ubuntu and Ubuntu Mate 15.10 are fine. - Ubuntu 16.04 daily (from last week), Ubuntu Gnome and Ubuntu Mate 16.04 Beta 1 have the problem. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1553503] Re: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor

groucho, thank you for reporting this and helping make Ubuntu better. To clarify, did this problem not occur in a release prior to 16.04? ** Tags added: latest-bios-1.40 ** Changed in: xorg (Ubuntu) Importance: Undecided => Medium ** Changed in: xorg (Ubuntu) Status: New =>

[Bug 1553503] Re: multi monitors - black flashes and black screen when the mouse cursor leaves the monitor

** Summary changed: - multi monitor - black flashes and black screen + multi monitors - black flashes and black screen when the mouse cursor leaves the monitor ** Summary changed: - multi monitors - black flashes and black screen when the mouse cursor leaves the monitor + multi monitors -