[Bug 70389] New: [dual monitor, xorg, intel] Corrupted rendering

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=70389

          Priority: medium
            Bug ID: 70389
          Assignee: chris at chris-wilson.co.uk
           Summary: [dual monitor, xorg, intel] Corrupted rendering
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
          Severity: normal
    Classification: Unclassified
                OS: Linux (All)
          Reporter: marius.andreiana at gmail.com
          Hardware: x86-64 (AMD64)
            Status: NEW
           Version: unspecified
         Component: Driver/intel
           Product: xorg

Created attachment 87478
  --> https://bugs.freedesktop.org/attachment.cgi?id=87478&action=edit
screen photo

On the 2nd monitor attached to laptop, the display is delayed and/or corrupted
(e.g. keypresses appear after 0.5 seconds, or see attache photo, replicable by
moving the mouse cursor).
The laptop display doesn't experience this.

$ uname -a
Linux marius-ThinkPad-W530 3.11.0-12-generic #19-Ubuntu SMP Wed Oct 9 16:20:46
UTC 2013 x86_64 x86_64 x86_64 GNU/Linux

 xserver-xorg-video-intel                  2:2.99.904-0ubuntu2

Hardware information attached at
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1228506



00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor
Graphics Controller (rev 09) (prog-if 00 [VGA controller])
    Subsystem: Lenovo Device 21f5
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
    Latency: 0
    Interrupt: pin A routed to IRQ 45
    Region 0: Memory at f1400000 (64-bit, non-prefetchable) [size=4M]
    Region 2: Memory at e0000000 (64-bit, prefetchable) [size=256M]
    Region 4: I/O ports at 6000 [size=64]
    Expansion ROM at <unassigned> [disabled]
    Capabilities: <access denied>
    Kernel driver in use: i915


01:00.0 VGA compatible controller: NVIDIA Corporation GK107GLM [Quadro K1000M]
(rev a1) (prog-if 00 [VGA controller])
    Subsystem: Lenovo Device 21f5
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx-
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
    Latency: 0, Cache Line Size: 64 bytes
    Interrupt: pin A routed to IRQ 16
    Region 0: Memory at f0000000 (32-bit, non-prefetchable) [size=16M]
    Region 1: Memory at c0000000 (64-bit, prefetchable) [size=256M]
    Region 3: Memory at d0000000 (64-bit, prefetchable) [size=32M]
    Region 5: I/O ports at 5000 [size=128]
    Expansion ROM at f1000000 [disabled] [size=512K]
    Capabilities: <access denied>
    Kernel driver in use: nouveau

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