Bug#651965: xserver-xorg-video-nouveau: corrupt glyphs and icons in gnome-shell on NV34 [GeForce FX 5200]

2013-10-22 Thread Daniel Kahn Gillmor
On 10/21/2013 03:12 PM, Sven Joachim wrote:
> On 2013-10-21 08:21 +0200, Daniel Kahn Gillmor wrote:
> 
>> On 10/20/2013 05:38 PM, John Paul Adrian Glaubitz wrote:
>>
>>> after upgrading to the Mesa
>>> version in experimental (9.2.1-1). I figured out that after upgrading
>>> to 9.2.1-1, Mesa could no longer load the nouveau_dri.so module
>>> which I could resolve by downgrading libgl1-mesa-dri to 9.1.7-1
>>> again (I didn't have to downgrade the rest of Mesa).
>>
>> What would be the best way to go about testing and reporting whether 3D
>> hardware acceleration works or does not work in this case?
> 
> Install libgl1-mesa-dri from experimental.  If you then get the error
> message "libGL error: failed to load driver: nouveau" when running
> OpenGL programs, please read bug #724576 (which I cannot reproduce,
> BTW).

alas, the machine i was testing this on (the Dell Dimension 8300) has
just decided to give up the ghost.  i think the power supply failed (all
i get is a blinking orange power button).   so i won't be able to report
more on this particular issue.

i suspect it can be closed unless someone else is following it.

--dkg



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Bug#651965: xserver-xorg-video-nouveau: corrupt glyphs and icons in gnome-shell on NV34 [GeForce FX 5200]

2013-10-21 Thread Sven Joachim
On 2013-10-21 08:21 +0200, Daniel Kahn Gillmor wrote:

> On 10/20/2013 05:38 PM, John Paul Adrian Glaubitz wrote:
>
>> after upgrading to the Mesa
>> version in experimental (9.2.1-1). I figured out that after upgrading
>> to 9.2.1-1, Mesa could no longer load the nouveau_dri.so module
>> which I could resolve by downgrading libgl1-mesa-dri to 9.1.7-1
>> again (I didn't have to downgrade the rest of Mesa).
>
> What would be the best way to go about testing and reporting whether 3D
> hardware acceleration works or does not work in this case?

Install libgl1-mesa-dri from experimental.  If you then get the error
message "libGL error: failed to load driver: nouveau" when running
OpenGL programs, please read bug #724576 (which I cannot reproduce,
BTW).

Cheers,
   Sven


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Bug#651965: xserver-xorg-video-nouveau: corrupt glyphs and icons in gnome-shell on NV34 [GeForce FX 5200]

2013-10-20 Thread Daniel Kahn Gillmor
Hi Adrian--

On 10/20/2013 05:38 PM, John Paul Adrian Glaubitz wrote:
>> I'm seeing corrupted text glyphs and icons in the latest gnome-shell
>> (from either unstable or experimental).  I believe it's a problem with
>> the nouveau driver (maybe specific to this particular model of card?)
> 
> I have been playing around with an old PowerMac G5 which I borrowed as
> a PPC porterbox and it happens to have this particular video adapter
> as well.
> 
> Initially, I installed Debian Wheezy onto the Mac and ran into many
> rendering issues with nouveau and gnome-shell and the latter happened
> to crash very often.
> 
> However, upgrading everything to unstable resolved both the rendering
> issues as well as the gnome-shell crashes. I think Mesa upstream fixed
> many nouveau issues in the newer Mesa releases, so you should definitely
> give that a try in case you still have this machine around, so we might
> be able to close this bug ;).

thanks for the nudge.  i dug out the old machine and tried gnome shell
from sid on it.

I agree that the glyphs no longer have the problems i was describing, so
this bug specifically could probably be closed.

however, when mousing over the icons, the usual subtle gnome mouseover
highlight visual response was replaced with jarring, tearing visuals.
i'm not even sure how to capture them, but the background of the items
turn weird colors and have artifacts strewn around in them.

> Additionally, it would be interesting to know whether 3D hardware
> acceleration works on your laptop

??  i don't know of any laptop related to this bug report.  The dell
dimension 8300 is a desktop machine -- are you referring to that, or to
something else?

> after upgrading to the Mesa
> version in experimental (9.2.1-1). I figured out that after upgrading
> to 9.2.1-1, Mesa could no longer load the nouveau_dri.so module
> which I could resolve by downgrading libgl1-mesa-dri to 9.1.7-1
> again (I didn't have to downgrade the rest of Mesa).

What would be the best way to go about testing and reporting whether 3D
hardware acceleration works or does not work in this case?

--dkg



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Bug#651965: xserver-xorg-video-nouveau: corrupt glyphs and icons in gnome-shell on NV34 [GeForce FX 5200]

2013-10-20 Thread John Paul Adrian Glaubitz
Hi Daniel!

> I'm seeing corrupted text glyphs and icons in the latest gnome-shell
> (from either unstable or experimental).  I believe it's a problem with
> the nouveau driver (maybe specific to this particular model of card?)

I have been playing around with an old PowerMac G5 which I borrowed as
a PPC porterbox and it happens to have this particular video adapter
as well.

Initially, I installed Debian Wheezy onto the Mac and ran into many
rendering issues with nouveau and gnome-shell and the latter happened
to crash very often.

However, upgrading everything to unstable resolved both the rendering
issues as well as the gnome-shell crashes. I think Mesa upstream fixed
many nouveau issues in the newer Mesa releases, so you should definitely
give that a try in case you still have this machine around, so we might
be able to close this bug ;).

Additionally, it would be interesting to know whether 3D hardware
acceleration works on your laptop after upgrading to the Mesa
version in experimental (9.2.1-1). I figured out that after upgrading
to 9.2.1-1, Mesa could no longer load the nouveau_dri.so module
which I could resolve by downgrading libgl1-mesa-dri to 9.1.7-1
again (I didn't have to downgrade the rest of Mesa).

Cheers across the big lake ;)

Adrian

-- 
 .''`.  John Paul Adrian Glaubitz
: :' :  Debian Developer - glaub...@debian.org
`. `'   Freie Universitaet Berlin - glaub...@physik.fu-berlin.de
  `-GPG: 62FF 8A75 84E0 2956 9546  0006 7426 3B37 F5B5 F913


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Bug#651965: xserver-xorg-video-nouveau: corrupt glyphs and icons in gnome-shell on NV34 [GeForce FX 5200]

2011-12-13 Thread Sven Joachim
On 2011-12-13 18:35 +0100, Sven Joachim wrote:

> On 2011-12-13 17:36 +0100, Daniel Kahn Gillmor wrote:
>>
>> I'm seeing corrupted text glyphs and icons in the latest gnome-shell
>> (from either unstable or experimental).  I believe it's a problem with
>> the nouveau driver (maybe specific to this particular model of card?)
>>
>> I've got a Dell Dimension 8300 with an AGP slot containing an NV34
>> [GeForce FX 5200].  It's connected to an Acer AL715 monitor via VGA
>> (not DVI) that apparently can't send proper EDID, but the problem
>> exists when connected to monitors which support proper EDID.
>>
>> I've attached a screenshot of the upper taskbar of gnome-shell with
>> the corrupted glyphs and icons.
>>
>> There was a similar report to this one that appears to have been
>> mis-filed in a report about missing characters (in this case no
>> characters are missing, they're just garbled) that has a screenshot
>> very much like what i'm seeing (and with the same hardware):
>>
>> http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=636874#15
>>
>> i've seen this problem ever since gnome3 stopped auto-selecting
>> fallback mode on this system.
>
> It's a problem with the 3D driver which we enabled by default in mesa
> 7.11.1-1[0].  Unfortunately, that driver is only supported on NV50+
> hardware[1], because nobody is maintaining the code for older cards.

For the record, many people have reported similar problems on NV34 in
Fedora 16¹, and the recommended workaround is not to use GNOME Shell².
Not really satisfactory. :-(

Cheers,
   Sven


¹ https://bugzilla.redhat.com/show_bug.cgi?id=745202
² 
https://fedoraproject.org/wiki/Common_F16_bugs#Graphical_corruption_in_GNOME_Shell_.28and_other_3D-accelerated_applications.29_with_NVIDIA_GeForce_FX_5200_adapters



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Processed: Re: Bug#651965: xserver-xorg-video-nouveau: corrupt glyphs and icons in gnome-shell on NV34 [GeForce FX 5200]

2011-12-13 Thread Debian Bug Tracking System
Processing commands for cont...@bugs.debian.org:

> reassign 651965 libgl1-mesa-dri
Bug #651965 [xserver-xorg-video-nouveau] xserver-xorg-video-nouveau: corrupt 
glyphs and icons in gnome-shell on NV34 [GeForce FX 5200]
Bug reassigned from package 'xserver-xorg-video-nouveau' to 'libgl1-mesa-dri'.
Bug No longer marked as found in versions 
xserver-xorg-video-nouveau/1:0.0.16+git20111201+b5534a1-1.
> found 651965 7.11.1-1
Bug #651965 [libgl1-mesa-dri] xserver-xorg-video-nouveau: corrupt glyphs and 
icons in gnome-shell on NV34 [GeForce FX 5200]
Bug Marked as found in versions mesa/7.11.1-1.
> thanks
Stopping processing here.

Please contact me if you need assistance.
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651965: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=651965
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Contact ow...@bugs.debian.org with problems


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Bug#651965: xserver-xorg-video-nouveau: corrupt glyphs and icons in gnome-shell on NV34 [GeForce FX 5200]

2011-12-13 Thread Sven Joachim
reassign 651965 libgl1-mesa-dri
found 651965 7.11.1-1
thanks

On 2011-12-13 17:36 +0100, Daniel Kahn Gillmor wrote:

> Package: xserver-xorg-video-nouveau
> Version: 1:0.0.16+git20111201+b5534a1-1
> Severity: normal
>
> Hi nouveau folks--
>
> I'm seeing corrupted text glyphs and icons in the latest gnome-shell
> (from either unstable or experimental).  I believe it's a problem with
> the nouveau driver (maybe specific to this particular model of card?)
>
> I've got a Dell Dimension 8300 with an AGP slot containing an NV34
> [GeForce FX 5200].  It's connected to an Acer AL715 monitor via VGA
> (not DVI) that apparently can't send proper EDID, but the problem
> exists when connected to monitors which support proper EDID.
>
> I've attached a screenshot of the upper taskbar of gnome-shell with
> the corrupted glyphs and icons.
>
> There was a similar report to this one that appears to have been
> mis-filed in a report about missing characters (in this case no
> characters are missing, they're just garbled) that has a screenshot
> very much like what i'm seeing (and with the same hardware):
>
> http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=636874#15
>
> i've seen this problem ever since gnome3 stopped auto-selecting
> fallback mode on this system.

It's a problem with the 3D driver which we enabled by default in mesa
7.11.1-1[0].  Unfortunately, that driver is only supported on NV50+
hardware[1], because nobody is maintaining the code for older cards.

> I'm willing to do potentially drastic things on this system to debug
> if it would help fix the problem; i just don't know what would need to
> be done.  Any pointers would be welcome.

You could build mesa from git master following the instructions on [2]
or [3], but I don't have much hope it will help.

Sorry for the bad news.

Cheers,
   Sven


0. http://bugs.debian.org/645239
1. http://nouveau.freedesktop.org/wiki/MesaDrivers
2. http://nouveau.freedesktop.org/wiki/GalliumHowto
3. http://pkg-xorg.alioth.debian.org/howto/build-mesa.html



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