Nouveau - Nov 2014 - [Bug 86794] New: Several nouveau related errors with xf86-video-nouveau with NVIDIA G92 [GeForce 9800 GT] and GF108 [GeForce GT 620] (rev a1).

https://bugs.freedesktop.org/show_bug.cgi?id=86794

            Bug ID: 86794
           Summary: Several nouveau related errors with xf86-video-nouveau
                    with NVIDIA G92 [GeForce 9800 GT] and GF108 [GeForce
                    GT 620] (rev a1).
           Product: xorg
           Version: unspecified
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Driver/nouveau
          Assignee: nouveau at lists.freedesktop.org
          Reporter: rose at rz.uni-potsdam.de
        QA Contact: xorg-team at lists.x.org

Almost once a day X11 hangs. An other issue is that the windows are moving more
ore randomly up and down (from foreground to background). Very often is at the
window position only a shadow of the window frame filled with the pattern of
the desktop background. 

If the desktop is hanging it is sometimes possible to switch to console with
ALT-CTL-F1, sometimes I have to login via ssh to check the log files. Often I
'dmesg' reports thne something like:
...
[175947.652266] nouveau E[   PFIFO][0000:01:00.0] read fault at 0x00014a2000
[PAGE_NOT_PRESENT] from PGRAPH/GPC0/TEX on channel 0x003fb74000
[gnome-shell[27277]]
[175947.652281] nouveau E[   PFIFO][0000:01:00.0] PGRAPH engine fault on
channel 5, recovering...
[175947.652315] nouveau E[  PGRAPH][0000:01:00.0] TRAP ch 5 [0x003fb74000
gnome-shell[27277]]
[175947.652331] nouveau E[  PGRAPH][0000:01:00.0] GPC0/TPC0/TEX: 0x80000049
[175947.652340] nouveau E[  PGRAPH][0000:01:00.0] GPC0/TPC1/TEX: 0x80000049
[176136.543763] nouveau E[Xorg[26420]] failed to idle channel 0xcccc0000
[Xorg[26420]]
[176151.552203] nouveau E[Xorg[26420]] failed to idle channel 0xcccc0000
[Xorg[26420]]
[176151.552337] nouveau E[   PFIFO][0000:01:00.0] read fault at 0x000001b000
[PAGE_NOT_PRESENT] from PFIFO/BAR_READ on channel 0x003fc60000 [unknown]
[176153.985794] nouveau E[     DRM] GPU lockup - switching to software fbcon


'journalctl -xb | grep -A 6 "NVIDIA\|NOUVEAU\|nouveau E"'
says:
...
Nov 01 08:32:51 impala gdm-Xorg-:0[26420]: (II) NOUVEAU(0): Monitor name:
W3000H
Nov 01 08:32:51 impala gdm-Xorg-:0[26420]: (II) NOUVEAU(0): Monitor name:
Nov 01 08:32:51 impala gdm-Xorg-:0[26420]: (II) NOUVEAU(0): EDID (in hex):
Nov 01 08:32:51 impala gdm-Xorg-:0[26420]: (II) NOUVEAU(0):        
00ffffffffffff001e6dea754d810600
...
Nov 02 23:54:39 impala kernel: nouveau E[   PFIFO][0000:01:00.0] read fault at
0x00014a2000 [PAGE_NOT_PRESENT] from PGRAPH/GPC0/TEX on channel 0x003fb74000
[gnome-shell[27277]]
Nov 02 23:54:39 impala kernel: nouveau E[   PFIFO][0000:01:00.0] PGRAPH engine
fault on channel 5, recovering...
Nov 02 23:54:39 impala kernel: nouveau E[  PGRAPH][0000:01:00.0] TRAP ch 5
[0x003fb74000 gnome-shell[27277]]
Nov 02 23:54:39 impala kernel: nouveau E[  PGRAPH][0000:01:00.0] GPC0/TPC0/TEX:
0x80000049
Nov 02 23:54:39 impala kernel: nouveau E[  PGRAPH][0000:01:00.0] GPC0/TPC1/TEX:
0x80000049


If the the window is randomly shifted randomly up and down 'journal -xb'
reports
...
Nov 26 08:16:45 impala gnome-session[31470]: Fensterverwalter-Warnung:Buggy
client sent a _NET_ACTIVE_WINDOW message with a timestamp of 0 for 0x320000d
(sshd_confi)
Nov 26 08:16:45 impala gnome-session[31470]:
Fensterverwalter-Warnung:meta_window_activate called by a pager with a 0
timestamp; the pager needs to be fixed.
...
Nov 26 08:22:57 impala gnome-session[31470]:
Fensterverwalter-Warnung:last_focus_time (49506834) is greater than comparison
timestamp (49506833).  This most likely represents a buggy client sending
inaccurate timestamps 
...



The errors are also file as gentoo bugs at
https://bugs.gentoo.org/show_bug.cgi?id=530780 and
https://bugs.gentoo.org/show_bug.cgi?id=528100.

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https://bugs.freedesktop.org/show_bug.cgi?id=86794

--- Comment #1 from Ilia Mirkin <imirkin at alum.mit.edu> ---
A number of fixes have gone into mesa, specifically a few in Mesa 11.0.3
relating to proper resource use tracking. Please retest with Mesa 11.0.3 (or
later).

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https://bugs.freedesktop.org/show_bug.cgi?id=86794

Martin Peres <martin.peres at free.fr> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |MOVED

--- Comment #2 from Martin Peres <martin.peres at free.fr> ---
-- GitLab Migration Automatic Message --

This bug has been migrated to freedesktop.org's GitLab instance and has been
closed from further activity.

You can subscribe and participate further through the new bug through this link
to our GitLab instance:
https://gitlab.freedesktop.org/xorg/driver/xf86-video-nouveau/issues/154.

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