[Bug 28493] New: glXDestroyGLXPixmap segfault

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=28493

           Summary: glXDestroyGLXPixmap segfault
           Product: xorg
           Version: unspecified
          Platform: x86-64 (AMD64)
        OS/Version: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Driver/Radeon
        AssignedTo: xorg-driver-ati at lists.x.org
        ReportedBy: danakj at orodu.net
         QAContact: xorg-team at lists.x.org


This is easy to reproduce I hope.  I can provide a test case if necessary.  We
are working on a compositor using GL and found this.

Create a Pixmap.  Create a glXPixmap from it.  Free the Pixmap with
XFreePixmap.  Destroy the GLXPixmap with glXDestroyGLXPixmap.  The X server
segfaults in glx.

Versions:
X.Org X Server 1.8.1
[257024.116] (II) Loading /usr/lib64/xorg/modules/drivers/radeon_drv.so
[257024.116] (II) Module radeon: vendor="X.Org Foundation"
[257024.116]    compiled for 1.8.1, module version = 6.13.0
[257024.116]    Module class: X.Org Video Driver
[257024.116]    ABI class: X.Org Video Driver, version 7.0

Mesa 7.8.1

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