[Mesa-dev] [Bug 32238] New: Crash in glxMakeCurrent

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=32238

           Summary: Crash in glxMakeCurrent
           Product: Mesa
           Version: unspecified
          Platform: Other
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: GLX
        AssignedTo: mesa-dev at lists.freedesktop.org
        ReportedBy: bjacob at mozilla.com


This is coming from https://bugzilla.mozilla.org/show_bug.cgi?id=616416

A user is reporting segmentation fault in glxMakeCurrent, which AFAICS can only
be a bug in the implementation.

Program received signal SIGSEGV, Segmentation fault.
0x00007fffeec3cac0 in xcb_glx_get_string_string_length () from
/usr/lib/libxcb-glx.so.0
(gdb) bt
#0  0x00007fffeec3cac0 in xcb_glx_get_string_string_length () from
/usr/lib/libxcb-glx.so.0
#1  0x00007ffff0342dbb in __glXGetString (dpy=0x7fffee83e000, opcode=153,
contextTag=10027013, name=7939) at glx_query.c:82
#2  0x00007ffff033ef6c in __indirect_glGetString (name=7939) at single2.c:686
#3  0x00007ffff031006e in indirect_bind_context (gc=0x7fffd9ffa1e0,
old=0x7fffd9ff9880, draw=10486546, read=10486546) at indirect_glx.c:156
#4  0x00007ffff030cbb9 in MakeContextCurrent (dpy=0x7fffee83e000,
draw=10486546, read=10486546, gc_user=0x7fffd9ffa1e0) at glxcurrent.c:263
#5  0x00007ffff030cc6a in glXMakeCurrent (dpy=0x7fffee83e000, draw=10486546,
gc=0x7fffd9ffa1e0) at glxcurrent.c:287
#6  0x00007ffff6f38667 in ?? () from /usr/lib64/firefox-4.0b8pre/libxul.so
#7  0x00007ffff6f38988 in ?? () from /usr/lib64/firefox-4.0b8pre/libxul.so
#8  0x00007ffff6f37efd in ?? () from /usr/lib64/firefox-4.0b8pre/libxul.so
#9  0x00007ffff6f37ff2 in
mozilla::gl::GLContextProviderGLX::CreateOffscreen(gfxIntSize const&,
mozilla::gl::ContextFormat const&) ()
   from /usr/lib64/firefox-4.0b8pre/libxul.so


His opengl information:

OpenGL vendor string: X.Org
OpenGL renderer string: Gallium 0.4 on R600 (HD2XXX,HD3XXX)
OpenGL version string: 1.4 (2.1 Mesa 7.9)
OpenGL extensions:

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