Attachment 69254 Details for Bug 56543 – GDB backtrace

GDB backtrace

VKB_segfault_gdb.txt (text/plain), 9.46 KB, created by Brian Lovin on 2012-10-29 20:37:59 UTC

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Creator: Brian Lovin

Created: 2012-10-29 20:37:59 UTC

Size: 9.46 KB

patch

obsolete

>(gdb) r
>Starting program: /home/blovin/wld/install/bin/weston 
>[Thread debugging using libthread_db enabled]
>Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
>Date: 2012-10-29 PDT
>[12:41:46.648] weston 1.0.0
>               http://wayland.freedesktop.org/
>               Bug reports to: https://bugs.freedesktop.org/enter_bug.cgi?product=weston
>               Build:  
>[12:41:46.649] OS: Linux, 3.2.0-31-generic, #50-Ubuntu SMP Fri Sep 7 16:16:45 UTC 2012, x86_64
>[12:41:46.649] Loading module '/home/blovin/wld/install/lib/weston/x11-backend.so'
>[12:41:46.750] initializing x11 backend
>[12:41:47.173] XCB-XKB not available during build
>[12:41:47.195] x11 output 1024x640, window id 96468997
>[12:41:47.212] EGL version: 1.4 (DRI2)
>[12:41:47.212] EGL vendor: Mesa Project
>[12:41:47.212] EGL client APIs: OpenGL OpenGL_ES2 
>[12:41:47.212] EGL extensions: EGL_MESA_drm_image EGL_WL_bind_wayland_display
>               EGL_KHR_image_base EGL_KHR_image_pixmap EGL_KHR_image
>               EGL_KHR_gl_renderbuffer_image EGL_KHR_surfaceless_context
>               EGL_KHR_create_context EGL_NOK_swap_region
>               EGL_NOK_texture_from_pixmap EGL_NV_post_sub_buffer
>[12:41:47.213] GL version: OpenGL ES 2.0 Mesa 9.1-devel
>[12:41:47.213] GLSL version: OpenGL ES GLSL ES 1.0.16
>[12:41:47.213] GL vendor: Intel Open Source Technology Center
>[12:41:47.213] GL renderer: Mesa DRI Intel(R) Ironlake Desktop 
>[12:41:47.213] GL extensions: GL_EXT_blend_minmax GL_EXT_multi_draw_arrays
>               GL_EXT_texture_filter_anisotropic
>               GL_EXT_texture_format_BGRA8888
>               GL_OES_compressed_ETC1_RGB8_texture GL_OES_depth24
>               GL_OES_element_index_uint GL_OES_fbo_render_mipmap
>               GL_OES_mapbuffer GL_OES_rgb8_rgba8 GL_OES_standard_derivatives
>               GL_OES_stencil8 GL_OES_texture_3D GL_OES_texture_npot
>               GL_OES_EGL_image GL_OES_depth_texture
>               GL_OES_packed_depth_stencil GL_EXT_texture_type_2_10_10_10_REV
>               GL_APPLE_texture_max_level GL_EXT_read_format_bgra
>               GL_NV_fbo_color_attachments GL_OES_vertex_array_object
>               GL_EXT_texture_rg GL_EXT_unpack_subimage GL_NV_draw_buffers
>               GL_NV_read_buffer GL_EXT_map_buffer_range
>[12:41:47.250] Loading module '/home/blovin/wld/install/lib/weston/desktop-shell.so'
>[12:41:47.257] libwayland: using socket /home/blovin/.xdg/wayland-0
>[12:41:47.262] launching '/home/blovin/wld/install/libexec/weston-desktop-shell'
>ERROR loading icon from file '/usr/share/icons/hicolor/24x24/apps/google-chrome.png'
>[12:47:01.620] launching '/usr/libexec/weston-screensaver'
>[12:47:01.629] compositor: executing '/usr/libexec/weston-screensaver' failed: Permission denied
>[12:47:01.631] libwayland: disconnect from client 0x1b9e4e0
>
>Program received signal SIGSEGV, Segmentation fault.
>0x00007f366fca6984 in wl_list_insert (list=0x1afa640, elm=0x1afa6a0) at wayland-util.c:45
>45		elm->next->prev = elm;
>(gdb) bt full
>#0  0x00007f366fca6984 in wl_list_insert (list=0x1afa640, elm=0x1afa6a0) at wayland-util.c:45
>No locals.
>#1  0x00007f3668efab06 in show_input_panels (listener=0x1afa5e0, data=0x17cd150) at shell.c:2766
>        shell = 0x1afa590
>        surface = 0x1b9fd00
>        next = 0x7ffff651d440
>        ws = 0x19f92e0
>#2  0x00000000004110e0 in wl_signal_emit (signal=0x17cd2f8, data=0x17cd150) at /home/blovin/wld/install/include/wayland-server.h:170
>        l = 0x1afa5e0
>        next = 0x17cd2f8
>#3  0x00000000004115b9 in text_model_activate (client=0x1af9fe0, resource=0x1995f40, seat=0x1aba270, surface=0x1b552b0) at text-backend.c:158
>        text_model = 0x1995f40
>        weston_seat = 0x17cd608
>        input_method = 0x17e4b70
>        old = 0x0
>        ec = 0x17cd150
>#4  0x00007f366e401a14 in ffi_call_unix64 () from /usr/lib/x86_64-linux-gnu/libffi.so.6
>No symbol table info available.
>#5  0x00007f366e401435 in ffi_call () from /usr/lib/x86_64-linux-gnu/libffi.so.6
>No symbol table info available.
>#6  0x00007f366fca62f8 in wl_closure_invoke (closure=0x1b9ed50, target=0x1995f40, func=0x4114bc <text_model_activate>, data=0x1af9fe0) at connection.c:908
>        result = 2
>#7  0x00007f366fc9f55b in wl_client_connection_data (fd=28, mask=1, data=0x1af9fe0) at wayland-server.c:297
>        client = 0x1af9fe0
>        connection = 0x1b50f30
>        resource = 0x1995f40
>        object = 0x1995f40
>        closure = 0x1b9ed50
>        message = 0x418cb8
>        p = {17, 1048577}
>        opcode = 1
>        size = 16
>        len = 56
>#8  0x00007f366fca359c in wl_event_source_fd_dispatch (source=0x19fe560, ep=0x7ffff651d6c0) at event-loop.c:84
>        fd_source = 0x19fe560
>        mask = 1
>#9  0x00007f366fca3f6a in wl_event_loop_dispatch (loop=0x17c69d0, timeout=-1) at event-loop.c:415
>        ep = {{events = 1, data = {ptr = 0x19fe560, fd = 27256160, u32 = 27256160, u64 = 27256160}}, {events = 32566, data = {ptr = 0x4040, fd = 16448, u32 = 16448, u64 = 16448}}, {events = 4132558724, data = {
>              ptr = 0xf651d79000007fff, fd = 32767, u32 = 32767, u64 = 17749204619919130623}}, {events = 32767, data = {ptr = 0x1b53f48, fd = 28655432, u32 = 28655432, u64 = 28655432}}, {events = 0, data = {ptr = 0x25000000000, 
>              fd = 0, u32 = 0, u64 = 2542620639232}}, {events = 544, data = {ptr = 0x7ffff651d820, fd = -162408416, u32 = 4132558880, u64 = 140737325946912}}, {events = 1875527859, data = {ptr = 0x6fc99bb800007f36, fd = 32566, 
>              u32 = 32566, u64 = 8055140623105163062}}, {events = 1, data = {ptr = 0x1b50f30, fd = 28643120, u32 = 28643120, u64 = 28643120}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {
>              ptr = 0x7ffff651d760, fd = -162408608, u32 = 4132558688, u64 = 140737325946720}}, {events = 1, data = {ptr = 0xf651d79000000000, fd = 0, u32 = 0, u64 = 17749204619919097856}}, {events = 32767, data = {ptr = 0x0, 
>---Type <return> to continue, or q <return> to quit---
>              fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x700ce56000007f36, fd = 32566, u32 = 32566, u64 = 8074080432448110390}}, {events = 32566, data = {ptr = 0x1b52158, fd = 28647768, u32 = 28647768, 
>              u64 = 28647768}}, {events = 48, data = {ptr = 0x1b51f3800000000, fd = 0, u32 = 0, u64 = 123038890201186304}}, {events = 0, data = {ptr = 0x18, fd = 24, u32 = 24, u64 = 24}}, {events = 1, data = {ptr = 0x3000000000, 
>              fd = 0, u32 = 0, u64 = 206158430208}}, {events = 4640, data = {ptr = 0x14, fd = 20, u32 = 20, u64 = 20}}, {events = 1, data = {ptr = 0x1e00000001, fd = 1, u32 = 1, u64 = 128849018881}}, {events = 0, data = {
>              ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x7f366fc99000, fd = 1875480576, u32 = 1875480576, u64 = 139871780442112}}, {
>            events = 1877718900, data = {ptr = 0x100007f36, fd = 32566, u32 = 32566, u64 = 4294999862}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 1875484872, data = {ptr = 0x6febb77400007f36, 
>              fd = 32566, u32 = 32566, u64 = 8064741266581126966}}, {events = 32566, data = {ptr = 0x1, fd = 1, u32 = 1, u64 = 1}}, {events = 0, data = {ptr = 0xf651d88000000000, fd = 0, u32 = 0, u64 = 17749205650711248896}}, {
>            events = 32767, data = {ptr = 0x4060f0, fd = 4219120, u32 = 4219120, u64 = 4219120}}, {events = 4132559776, data = {ptr = 0xd256d70000007fff, fd = 32767, u32 = 32767, u64 = 15156537990961987583}}, {events = 1650163848, 
>            data = {ptr = 0x7ffff651d860, fd = -162408352, u32 = 4132558944, u64 = 140737325946976}}, {events = 1875514351, data = {ptr = 0x17c69b800007f36, fd = 32566, u32 = 32566, u64 = 107076730144980790}}, {events = 0, data = {
>              ptr = 0x17c6970, fd = 24930672, u32 = 24930672, u64 = 24930672}}}
>        source = 0x19fe560
>        i = 0
>        count = 1
>        n = 48
>#10 0x00007f366fca1395 in wl_display_run (display=0x17c6970) at wayland-server.c:1207
>No locals.
>#11 0x000000000040df1f in main (argc=1, argv=0x7ffff651dba8) at compositor.c:3173
>        ret = 0
>        display = 0x17c6970
>        ec = 0x17cd150
>        signals = {0x17c6a50, 0x17c6aa0, 0x17c7230, 0x17c7280}
>        loop = 0x17c69d0
>        segv_action = {__sigaction_handler = {sa_handler = 0x40d49c <on_segv_signal>, sa_sigaction = 0x40d49c <on_segv_signal>}, sa_mask = {__val = {0 <repeats 16 times>}}, sa_flags = -2147483644, sa_restorer = 0}
>        backend_init = 0x7f366c5cd193 <backend_init>
>        i = 1
>        backend = 0x418704 "x11-backend.so"
>        modules = 0x4185cb "desktop-shell.so"
>        option_modules = 0x0
>        log = 0x0
>        idle_time = 300
>        help = 0
>        socket_name = 0x4185dc "wayland-0"
>        config_file = 0x17c72d0 "WAYLAND_DISPLAY=wayland-0"
>        core_config_keys = {{name = 0x4185e6 "modules", type = CONFIG_KEY_STRING, data = 0x7ffff651da68}}
>        cs = {{name = 0x4185ee "core", keys = 0x7ffff651da40, num_keys = 1, done = 0}}
>        core_options = {{type = WESTON_OPTION_STRING, name = 0x4185f3 "backend", short_name = 66, data = 0x7ffff651da60}, {type = WESTON_OPTION_STRING, name = 0x4185fb "socket", short_name = 83, data = 0x7ffff651da80}, {
>            type = WESTON_OPTION_INTEGER, name = 0x418602 "idle-time", short_name = 105, data = 0x7ffff651dab0}, {type = WESTON_OPTION_STRING, name = 0x4185e6 "modules", short_name = 0, data = 0x7ffff651da70}, {
>            type = WESTON_OPTION_STRING, name = 0x41860c "log", short_name = 0, data = 0x7ffff651da78}, {type = WESTON_OPTION_BOOLEAN, name = 0x418610 "help", short_name = 104, data = 0x7ffff651dab4}}
>(gdb) print *elm
>$3 = {prev = 0x1afa640, next = 0x0}
>

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Attachments on bug 56543: 69254 | 69255 | 70802

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