[Mesa-dev] [Bug 64934] New: [llvmpipe] SIGSEGV src/gallium/state_trackers/glx/xlib/glx_api.c:1363

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=64934

          Priority: medium
            Bug ID: 64934
          Keywords: have-backtrace
          Assignee: mesa-dev at lists.freedesktop.org
           Summary: [llvmpipe] SIGSEGV
                    src/gallium/state_trackers/glx/xlib/glx_api.c:1363
          Severity: critical
    Classification: Unclassified
                OS: Linux (All)
          Reporter: vlee at freedesktop.org
          Hardware: x86-64 (AMD64)
            Status: NEW
           Version: git
         Component: Other
           Product: Mesa

mesa: b1797c3a3867ab60419bb9ec13dd9cb842edcbe3 (master)

Run glxinfo on llvmpipe on Fedora.

$ glxinfo
Segmentation fault (core dumped)

(gdb) bt
#0  0x00007f457293ea17 in glXDestroyContext (dpy=0x211b540, ctx=0x0)
    at src/gallium/state_trackers/glx/xlib/glx_api.c:1363
#1  0x0000000000403106 in create_context_flags (contextFlags=0, profileMask=1, 
    direct=1, minor=<optimized out>, major=<optimized out>, 
    fbconfig=0x212a3e0, dpy=0x211b540) at glxinfo.c:745
#2  create_context_with_config (dpy=0x211b540, config=0x212a3e0, 
    coreProfile=<optimized out>, direct=1) at glxinfo.c:776
#3  0x000000000040357d in print_screen_info (dpy=dpy at entry=0x211b540, 
    scrnum=scrnum at entry=0, allowDirect=allowDirect at entry=1, 
    coreProfile=coreProfile at entry=1, limits=limits at entry=0, 
    singleLine=singleLine at entry=0, coreWorked=coreWorked at entry=0)
    at glxinfo.c:854
#4  0x00000000004016b4 in main (argc=<optimized out>, argv=<optimized out>)
    at glxinfo.c:1731
(gdb) frame 0
#0  0x00007f457293ea17 in glXDestroyContext (dpy=0x211b540, ctx=0x0)
    at src/gallium/state_trackers/glx/xlib/glx_api.c:1363
1363       XMesaDestroyContext( glxCtx->xmesaContext );
(gdb) print glxCtx
$1 = (GLXContext) 0x0

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