** Tags removed: kernel-fixed-upstream
** Tags added: kernel-fixed-upstream-v3.1
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Title:
Zebra screen after unplugging external monitor
To
Yes, I confirm that the bug is resolved in the new kernel.
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Title:
Zebra screen after unplugging external monitor
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Thanks for testing Sergey. Which upstream kernel/s did you test?
Joseph - can you bisect and build him some test kernels? (I don't have
the expertise to do so).
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I used the
linux-image-3.1.0-999-generic_3.1.0-999.201110040905_amd64.deb
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Title:
Zebra screen after unplugging external monitor
To manage
** Package changed: xorg (Ubuntu) = linux (Ubuntu)
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Title:
Zebra screen after unplugging external monitor
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Thanks. From that output we can see that you have an Arrandale
processor with Ironlake graphics. I've reassigned this bug to the linux
kernel and it sounds like a DRM bug.
Please run apport-collect 868173 before, during and after the striped
screen. That will attach the relevant log files to
apport information
** Tags added: apport-collected
** Description changed:
Ubuntu 11.4 64 bit
Laptop Toshiba Portege R700 with integrated Intel graphics.
Bug: When I unplug the external monitor, my laptop screen starts to show
vertical rainbow-coloured stripes. The way to fix it is to
Comments:
First report is with external monitor.
Second one is when I unplug it and see the black (this time) screen. (report
is sent in a blind mode)
Third report is after I plugged and unplugged again -- it is without external
monitor and laptop monitor works.
To reproduce the unplugging
apport information
** Description changed:
Ubuntu 11.4 64 bit
Laptop Toshiba Portege R700 with integrated Intel graphics.
Bug: When I unplug the external monitor, my laptop screen starts to show
vertical rainbow-coloured stripes. The way to fix it is to plug the external
monitor back
Would it be possible for you to test the latest upstream kernel? It
will allow additional upstream developers to examine the issue. Refer to
https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the release
candidate kernel versus the daily build. Once you've tested the
upstream kernel,
Well, the latest kernel seems to work better. I will test a bit more...
Probably this bug is resolved. Hope it would soon appear in stable
release.
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** Tags removed: needs-upstream-testing
** Tags added: kernel-fixed-upstream
** Changed in: linux (Ubuntu)
Status: Confirmed = Triaged
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The bug is still there! Hope my empirical way of going around it would
help the developers to correct the bug.
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Title:
Zebra screen after
** Changed in: xorg (Ubuntu)
Status: Incomplete = New
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Title:
Zebra screen after unplugging external monitor
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Please attach the output of lspci -vvnn
** Tags added: natty
** Changed in: xorg (Ubuntu)
Status: New = Incomplete
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Title:
Zebra screen
Here it is:
$ lspci -vvnn
00:00.0 Host bridge [0600]: Intel Corporation Core Processor DRAM Controller
[8086:0044] (rev 02)
Subsystem: Toshiba America Info Systems Device [1179:0001]
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B-
Also, I use the traditional Gnome desktop, if this matters.
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Title:
Zebra screen after unplugging external monitor
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