Attachment 49679 Details for Bug 39645 – GDB backtrace

GDB backtrace

backtrace.log (text/plain), 2.65 KB, created by Bartosz Brachaczek on 2011-07-28 10:18:48 UTC

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Creator: Bartosz Brachaczek

Created: 2011-07-28 10:18:48 UTC

Size: 2.65 KB

patch

obsolete

>// It crashes because gbm->name is of random value.
>
>Starting program: /home/beevvy/projects/glmark-inst/bin/glmark2-es2 
>[Thread debugging using libthread_db enabled]
>
>Program received signal SIGSEGV, Segmentation fault.
>0x00007ffff767f5e8 in dri2_initialize_drm (drv=0x659be0, disp=0x658e90) at platform_drm.c:104
>104	   if (strcmp(gbm_device_get_backend_name(gbm), "drm") != 0) {
>#0  0x00007ffff767f5e8 in dri2_initialize_drm (drv=0x659be0, disp=0x658e90) at platform_drm.c:104
>        __s1 = 0x6 <Address 0x6 out of bounds>
>        __result = <error reading variable __result (Cannot access memory at address 0x6)>
>        __s2_len = 3
>        dri2_dpy = 0x659f30
>        gbm = 0x64d7d0
>        i = <value optimized out>
>#1  0x00007ffff7679b47 in _eglMatchAndInitialize (dpy=0x658e90) at egldriver.c:608
>        mod = 0x658c80
>        drv = 0x0
>        i = 0
>#2  0x00007ffff7679e93 in _eglMatchDriver (dpy=0x658e90, test_only=0) at egldriver.c:639
>        best_drv = <value optimized out>
>        __PRETTY_FUNCTION__ = "_eglMatchDriver"
>#3  0x00007ffff7674c32 in eglInitialize (dpy=0x658e90, major=0x0, minor=0x0) at eglapi.c:323
>        __FUNCTION__ = "eglInitialize"
>#4  0x000000000043a14e in CanvasX11EGL::ensure_egl_display (this=0x7fffffffda70) at ../src/canvas-x11-egl.cpp:80
>No locals.
>#5  0x000000000043a1c5 in CanvasX11EGL::ensure_egl_config (this=0x7fffffffda70) at ../src/canvas-x11-egl.cpp:112
>        attribs = {12324, 1, 12323, 1, 12322, 1, 12321, 1, 12325, 1, 12352, 4, 12344}
>        num_configs = 0
>        vid = 0
>#6  0x000000000043a368 in CanvasX11EGL::get_xvisualinfo (this=0x7fffffffda70) at ../src/canvas-x11-egl.cpp:41
>        vis_tmpl = {visual = 0x64d3a0, visualid = 140737488345872, screen = -9200, depth = 32767, c_class = -136379387, red_mask = 2, green_mask = 1, blue_mask = 6604176, 
>          colormap_size = -9616, bits_per_rgb = 32767}
>        vis_info = <value optimized out>
>        num_visuals = 32767
>        vid = <value optimized out>
>#7  0x000000000043933a in CanvasX11::init (this=0x7fffffffda70) at ../src/canvas-x11.cpp:79
>        visinfo = <value optimized out>
>#8  0x00000000004081f2 in main (argc=<value optimized out>, argv=<value optimized out>) at ../src/main.cpp:230
>        canvas = {<CanvasX11> = {<Canvas> = {_vptr.Canvas = 0x440070, mWidth = 800, mHeight = 600, mProjection = {m_ = {1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1}}}, xwin_ = 6581487, 
>            xdpy_ = 0x64d7d0}, egl_display_ = 0x658e90, egl_surface_ = 0x0, egl_config_ = 0x0, egl_context_ = 0x0}
>        __FUNCTION__ = "main"
>        benchmarks = std::vector of length 555906, capacity 17592166006635 = {<error reading variable benchmarks (Cannot access memory at address 0x100)>

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