[Bug 35999] New: Tiny and Big: segfault in r300_update_ztop

[Bug 35999] New: Tiny and Big: segfault in r300_update_ztop

[bugzilla-daemon]

https://bugs.freedesktop.org/show_bug.cgi?id=35999

           Summary: Tiny and Big: segfault in r300_update_ztop
           Product: Mesa
           Version: git
          Platform: Other
               URL: http://www.tinyandbig.com/games/upthatmountain/
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Drivers/Gallium/r300
        AssignedTo: dri-devel@lists.freedesktop.org
        ReportedBy: sa@whiz.se


Created an attachment (id=45306)
 --> (https://bugs.freedesktop.org/attachment.cgi?id=45306)
backtrace

The game Tiny and Big causes a segfault in r300_update_ztop when 
RADEON_HYPERZ is set.

Bisecting leads to this:

4af3fe857dc07923af8786b434dee32d493b577e is the first bad commit
commit 4af3fe857dc07923af8786b434dee32d493b577e
Author: Marek Olšák <maraeo@gmail.com>
Date:   Tue Apr 5 17:57:02 2011 +0200

    r300g: postpone fragment shader state validation until draw_vbo

:040000 040000 ce221d2e9217e0c1a81321fa9404e4dbf67c24c7
c0cd5edc1f81b3bda5b09cda5bd4f2f15edf0f86 M    src


System environment:
-- system architecture: 32-bit
-- Linux distribution: Debian unstable
-- GPU: RV570
-- Model: Asus EAX1950Pro 256MB
-- Display connector: DVI

-- xf86-video-ati: 6.14.1
-- xserver: 1.9.4.901 (1.9.5 RC 1)
-- mesa: de579a16298e29358fec08bd7cfe3e505674705a
-- drm: 2.4.24
-- kernel: 2.6.38

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[Bug 35999] Tiny and Big: segfault in r300_update_ztop

[bugzilla-daemon]

https://bugs.freedesktop.org/show_bug.cgi?id=35999

Pavel Ondračka <pavel.ondracka@email.cz> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |pavel.ondracka@email.cz

--- Comment #1 from Pavel Ondračka <pavel.ondracka@email.cz> 2011-04-08 02:42:02 PDT ---
Unigine (Sanctuary, Oilrush) is also affected by this bug.

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[Bug 35999] Tiny and Big: segfault in r300_update_ztop

[bugzilla-daemon]

https://bugs.freedesktop.org/show_bug.cgi?id=35999

Marek Olšák <maraeo@gmail.com> changed:

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

--- Comment #2 from Marek Olšák <maraeo@gmail.com> 2011-04-08 04:29:26 PDT ---
Fixed with commit 1329d9433496618ad02bb9a91eccecd9736fdf54. Closing.

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