() bt

#0  0x0000000000000000 in ?? ()
#1  0x00007f4b335e3d8c in ffi_call_unix64 () from /usr/lib/libffi.so.6
#2  0x00007f4b335e36bc in ffi_call () from /usr/lib/libffi.so.6
#3  0x00007f4b339ff5af in wl_closure_invoke (closure=0x1028c30, flags=1, target=0xa789e0, opcode=1, data=0xa78820)
    at connection.c:887
#4  0x00007f4b339fcdc0 in dispatch_event (display=0xa72a00, queue=0xa78980) at wayland-client.c:855
#5  0x00007f4b339fcf9b in dispatch_queue (display=0xa72a00, queue=0xa78980) at wayland-client.c:943
#6  0x00007f4b339fd2a6 in wl_display_dispatch_queue_pending (display=0xa72a00, queue=0xa78980) at wayland-client.c:1152
#7  0x00007f4b3402b793 in get_back_bo (dri2_surf=0xe78fa0, buffer=0xe79020) at platform_wayland.c:266
#8  0x00007f4b3402bb27 in dri2_get_buffers_with_format (driDrawable=0x102dbd0, width=0x102dbf8, height=0x102dbfc, 
    attachments=0x7fffe099e9d0, count=1, out_count=0x7fffe099ea5c, loaderPrivate=0xe78fa0) at platform_wayland.c:349
#9  0x00007f4b2f044cf5 in intel_query_dri2_buffers (intel=0xa864c0, drawable=0x102dbd0, buffers=0x7fffe099ea60, 
    buffer_count=0x7fffe099ea5c) at intel_context.c:1011
#10 0x00007f4b2f043493 in intel_update_renderbuffers (context=0xa84bc0, drawable=0x102dbd0) at intel_context.c:355
#11 0x00007f4b2f043648 in intel_prepare_render (intel=0xa864c0) at intel_context.c:408
#12 0x00007f4b2f044b4d in intelMakeCurrent (driContextPriv=0xa84bc0, driDrawPriv=0x102dbd0, driReadPriv=0x102dbd0)
    at intel_context.c:945
#13 0x00007f4b2f0f0d2c in driBindContext (pcp=0xa84bc0, pdp=0x102dbd0, prp=0x102dbd0) at dri_util.c:382
#14 0x00007f4b34026a73 in dri2_make_current (drv=0xa78420, disp=0xa78b20, dsurf=0xe78fa0, rsurf=0xe78fa0, ctx=0xa81800)
    at egl_dri2.c:930
#15 0x00007f4b34017f6e in eglMakeCurrent (dpy=0xa78b20, draw=0xe78fa0, read=0xe78fa0, ctx=0xa81800) at eglapi.c:498
#16 0x00007f4b34acdddd in _egl_acquire (abstract_ctx=0xd22e00) at cairo-egl-context.c:75
#17 0x00007f4b34abe3b1 in _gl_lock (device=0xd22e00) at cairo-gl-device.c:55
#18 0x00007f4b349f7ff5 in INT_cairo_device_acquire (device=0xd22e00) at cairo-device.c:423
#19 0x00007f4b34acd798 in _cairo_gl_context_acquire (ctx=0x7fffe099ecf8, device=0xd22e00) at cairo-gl-private.h:439
#20 _cairo_gl_surface_flush (abstract_surface=0xdc47a0, flags=0) at cairo-gl-surface.c:1212
#21 0x00007f4b34a56562 in __cairo_surface_flush (surface=0xdc47a0, flags=0) at cairo-surface-inline.h:48
#22 0x00007f4b34a57ebd in _cairo_surface_flush (surface=0xdc47a0, flags=0) at cairo-surface.c:1467
#23 0x00007f4b34a576cb in _cairo_surface_finish_snapshots (surface=0xdc47a0) at cairo-surface.c:994
#24 0x00007f4b34a57567 in INT_cairo_surface_destroy (surface=0xdc47a0) at cairo-surface.c:938
#25 0x0000000000409afd in egl_window_surface_destroy (base=0xffe0c0) at window.c:610
#26 0x000000000040b0d0 in surface_destroy (surface=0xd63400) at window.c:1507
#27 0x000000000040b281 in window_destroy (window=0xd632d0) at window.c:1544
#28 0x0000000000407ec1 in background_destroy (background=0xd632a0) at desktop-shell.c:1002
#29 0x00000000004080a7 in output_destroy (output=0xd5abd0) at desktop-shell.c:1064
#30 0x000000000040812e in desktop_destroy_outputs (desktop=0x7fffe099ef00) at desktop-shell.c:1079
#31 0x00000000004086bf in main (argc=1, argv=0x7fffe099f068) at desktop-shell.c:1249



() bt full

#0  0x0000000000000000 in ?? ()
No symbol table info available.
#1  0x00007f4b335e3d8c in ffi_call_unix64 () from /usr/lib/libffi.so.6
No symbol table info available.
#2  0x00007f4b335e36bc in ffi_call () from /usr/lib/libffi.so.6
No symbol table info available.
#3  0x00007f4b339ff5af in wl_closure_invoke (closure=0x1028c30, flags=1, target=0xa789e0, opcode=1, data=0xa78820)
    at connection.c:887
        count = 1
        cif = {abi = FFI_UNIX64, nargs = 3, arg_types = 0x7fffe099e770, rtype = 0x7f4b335e4180 <ffi_type_void>, bytes = 0, flags = 0}
        ffi_types = {0x7f4b335e4060 <ffi_type_pointer>, 0x7f4b335e4060 <ffi_type_pointer>, 0x7f4b335e40e0 <ffi_type_uint32>, 
          0xa780b0, 0x3000000010, 0x7fffe099e870, 0x7fffe099e7b0, 0xdc46c0, 0x0, 0x0, 0xa72af0, 0xa74024, 0x100000000, 0x694c, 
          0x7f4b33c033c0 <wl_buffer_interface>, 0xd5e3c0, 0xee58f0, 0x7f4b33a00cb9, 0x7fffe099e830, 0x7f4b33a00cb8, 0x7fffe099e850, 
          0x7f4b339fcc15 <decrease_closure_args_refcount+74>}
        ffi_args = {0x7fffe099e6a0, 0x7fffe099e6a8, 0x1028c48, 0x10, 0x100000000, 0x7fffe099ebe0, 0x100000000, 
          0x7f4b339fff83 <wl_closure_destroy+24>, 0x7f4b35152690, 0xdc46c0, 0x7fffe099e800, 0xfffffffffffffffc, 0x7fffe099e760, 
          0xfffffffffffffffc, 0x7fffe099e770, 0x30, 0x7fffe099ea00, 0x7fffe099ebe0, 0x7fffe099eb30, 
          0x7f4b339fff83 <wl_closure_destroy+24>, 0x7fffe099e850, 0xdc46c0}
        implementation = 0x7f4b34237330 <registry_listener>
#4  0x00007f4b339fcdc0 in dispatch_event (display=0xa72a00, queue=0xa78980) at wayland-client.c:855
        closure = 0x1028c30
        proxy = 0xa789e0
        opcode = 1
        proxy_destroyed = false
#5  0x00007f4b339fcf9b in dispatch_queue (display=0xa72a00, queue=0xa78980) at wayland-client.c:943
        count = 2
#6  0x00007f4b339fd2a6 in wl_display_dispatch_queue_pending (display=0xa72a00, queue=0xa78980) at wayland-client.c:1152
No locals.
#7  0x00007f4b3402b793 in get_back_bo (dri2_surf=0xe78fa0, buffer=0xe79020) at platform_wayland.c:266
        dri2_dpy = 0xa78820
        i = 0
#8  0x00007f4b3402bb27 in dri2_get_buffers_with_format (driDrawable=0x102dbd0, width=0x102dbf8, height=0x102dbfc, 
    attachments=0x7fffe099e9d0, count=1, out_count=0x7fffe099ea5c, loaderPrivate=0xe78fa0) at platform_wayland.c:349
        dri2_surf = 0xe78fa0
        dri2_dpy = 0xa78820
        i = 0
        j = 0
#9  0x00007f4b2f044cf5 in intel_query_dri2_buffers (intel=0xa864c0, drawable=0x102dbd0, buffers=0x7fffe099ea60, 
    buffer_count=0x7fffe099ea5c) at intel_context.c:1011
        screen = 0xa800f0
        fb = 0xf7f720
        i = 2
        attachments = {1, 32, 0, 0, 0, 0, 0, 0}
        max_attachments = 4
        front_rb = 0xff2510
        back_rb = 0xff29b0
#10 0x00007f4b2f043493 in intel_update_renderbuffers (context=0xa84bc0, drawable=0x102dbd0) at intel_context.c:355
        fb = 0xf7f720
        rb = 0xa851c0
        intel = 0xa864c0
        buffers = 0x0
        i = 0
        count = 12448
        region_name = 0x30a03401d663 <Address 0x30a03401d663 out of bounds>
        __func__ = "intel_update_renderbuffers"
#11 0x00007f4b2f043648 in intel_prepare_render (intel=0xa864c0) at intel_context.c:408
        driContext = 0xa84bc0
        drawable = 0x102dbd0
#12 0x00007f4b2f044b4d in intelMakeCurrent (driContextPriv=0xa84bc0, driDrawPriv=0x102dbd0, driReadPriv=0x102dbd0)
    at intel_context.c:945
        fb = 0xf7f720
        readFb = 0xf7f720
        intel = 0xa864c0
        curCtx = 0x0
#13 0x00007f4b2f0f0d2c in driBindContext (pcp=0xa84bc0, pdp=0x102dbd0, prp=0x102dbd0) at dri_util.c:382
No locals.
#14 0x00007f4b34026a73 in dri2_make_current (drv=0xa78420, disp=0xa78b20, dsurf=0xe78fa0, rsurf=0xe78fa0, ctx=0xa81800)
    at egl_dri2.c:930
        dri2_drv = 0xa78420
        dri2_dpy = 0xa78820
        dri2_dsurf = 0xe78fa0
        dri2_rsurf = 0xe78fa0
        dri2_ctx = 0xa81800
        old_ctx = 0x0
        old_dsurf = 0x0
        old_rsurf = 0x0
        ddraw = 0x102dbd0
        rdraw = 0x102dbd0
        cctx = 0xa84bc0
        __PRETTY_FUNCTION__ = "dri2_make_current"
#15 0x00007f4b34017f6e in eglMakeCurrent (dpy=0xa78b20, draw=0xe78fa0, read=0xe78fa0, ctx=0xa81800) at eglapi.c:498
        disp = 0xa78b20
        context = 0xa81800
        draw_surf = 0xe78fa0
        read_surf = 0xe78fa0
        drv = 0xa78420
        ret = 0
        __func__ = "eglMakeCurrent"
#16 0x00007f4b34acdddd in _egl_acquire (abstract_ctx=0xd22e00) at cairo-egl-context.c:75
        ctx = 0xd22e00
        current_surface = 0xe78fa0
#17 0x00007f4b34abe3b1 in _gl_lock (device=0xd22e00) at cairo-gl-device.c:55
        ctx = 0xd22e00
#18 0x00007f4b349f7ff5 in INT_cairo_device_acquire (device=0xd22e00) at cairo-device.c:423
No locals.
#19 0x00007f4b34acd798 in _cairo_gl_context_acquire (ctx=0x7fffe099ecf8, device=0xd22e00) at cairo-gl-private.h:439
        status = CAIRO_STATUS_SUCCESS
#20 _cairo_gl_surface_flush (abstract_surface=0xdc47a0, flags=0) at cairo-gl-surface.c:1212
        surface = 0xdc47a0
        status = 32587
        ctx = 0xdc46c0
#21 0x00007f4b34a56562 in __cairo_surface_flush (surface=0xdc47a0, flags=0) at cairo-surface-inline.h:48
        status = CAIRO_STATUS_SUCCESS
#22 0x00007f4b34a57ebd in _cairo_surface_flush (surface=0xdc47a0, flags=0) at cairo-surface.c:1467
No locals.
#23 0x00007f4b34a576cb in _cairo_surface_finish_snapshots (surface=0xdc47a0) at cairo-surface.c:994
        status = CAIRO_STATUS_SUCCESS
#24 0x00007f4b34a57567 in INT_cairo_surface_destroy (surface=0xdc47a0) at cairo-surface.c:938
        __PRETTY_FUNCTION__.10501 = "cairo_surface_destroy"
#25 0x0000000000409afd in egl_window_surface_destroy (base=0xffe0c0) at window.c:610
        surface = 0xffe0c0
        d = 0xa728b0
#26 0x000000000040b0d0 in surface_destroy (surface=0xd63400) at window.c:1507
No locals.
#27 0x000000000040b281 in window_destroy (window=0xd632d0) at window.c:1544
        display = 0xa728b0
        input = 0xa72920
        window_output = 0xd632d8
        window_output_tmp = 0xd632d8
#28 0x0000000000407ec1 in background_destroy (background=0xd632a0) at desktop-shell.c:1002
No locals.
#29 0x00000000004080a7 in output_destroy (output=0xd5abd0) at desktop-shell.c:1064
No locals.
#30 0x000000000040812e in desktop_destroy_outputs (desktop=0x7fffe099ef00) at desktop-shell.c:1079
        tmp = 0x7fffe099ef30
        output = 0xd5abd0
#31 0x00000000004086bf in main (argc=1, argv=0x7fffe099f068) at desktop-shell.c:1249
        desktop = {display = 0xa728b0, shell = 0xd64780, interface_version = 2, unlock_dialog = 0x0, unlock_task = {
            run = 0x407cac <unlock_dialog_finish>, link = {prev = 0x0, next = 0x0}}, outputs = {prev = 0xd5abd8, next = 0xd5abd8}, 
          grab_window = 0xd63590, grab_widget = 0xd637b0, grab_cursor = CURSOR_BOTTOM_LEFT, painted = 1}
        config_fd = 10
        output = 0x7fffe099ef30
        ret = 0