[Nouveau] [Bug 69349] Random image corruptions (in Debian Wheezy with Linux 3.2)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=69349

--- Comment #7 from Paul Menzel <paulepanter at users.sourceforge.net> ---
(In reply to Ilia Mirkin from comment #6)
> (In reply to Paul Menzel from comment #5)
> > (In reply to Tobias Klausmann from comment #4)
> > > Is this still a problem with newer software (kernel/xf86-video-nouveau)?
> > 
> > Yes, I am still able to reproduce this with Debian Jessie/testing, which
> > currently has Linux kernel 3.19.x and `xserver-xorg-video-nouveau`
> > 1:1.0.11-1.
> > 
> > Suddenly the corruptions start on the left side of the monitor and then I
> > can see how slow the window of uxterm is rendered line by line (takes maybe
> > two seconds). If I do not shut the system down, it’ll eventually freeze.

This is now with Debian 8.1 (Jessie/stable) and Linux 4.1.1.

> Are there any messages in dmesg when this happens?

Normally there are no messages. In a few times, the following message can be
seen.

    [  663.478750] do_IRQ: 1.160 No irq handler for vector (irq -1)

> I assume this is still with the G98?

Indeed, it’s still with the same card.

```
$ lspci -v -s 04:00.0
04:00.0 VGA compatible controller: NVIDIA Corporation G98 [GeForce 8400 GS Rev.
2] (rev a1) (prog-if 00 [VGA controller])
    Subsystem: Micro-Star International Co., Ltd. [MSI] Device 2060
    Flags: bus master, fast devsel, latency 0, IRQ 29
    Memory at fd000000 (32-bit, non-prefetchable) [size=16M]
    Memory at e0000000 (64-bit, prefetchable) [size=256M]
    Memory at fa000000 (64-bit, non-prefetchable) [size=32M]
    I/O ports at ec00 [size=128]
    [virtual] Expansion ROM at fc000000 [disabled] [size=128K]
    Capabilities: <access denied>
    Kernel driver in use: nouveau
```

> What environment do you use? Gnome? KDE? Redirecting compositor which uses
> GL?

The awesome WM 3.4.15 [1] (no compositing as far as I know) is started with
`exec startx`.

[1] http://awesome.naquadah.org

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