.
Thread 3 (Thread 0xb6affb40 (LWP 18153)):
#0  0x00297416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x02a7c020 in __GI___poll (fds=0xb6100c78, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = -516
        result = <optimized out>
#2  0x0054c87b in g_poll (fds=0xb6100c78, nfds=1, timeout=-1) at /build/buildd/glib2.0-2.31.16/./glib/gpoll.c:132
No locals.
#3  0x0053ee4e in g_main_context_poll (n_fds=1, fds=0xb6100c78, timeout=<optimized out>, context=0x88ae278, priority=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3412
        poll_func = 0x54c850 <g_poll>
#4  g_main_context_iterate (dispatch=1, block=5556304, context=0x88ae278, self=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3113
        timeout = -1
        some_ready = <optimized out>
        fds = 0xb6100c78
        max_priority = 2147483647
        nfds = 1
        allocated_nfds = <optimized out>
#5  g_main_context_iterate (context=0x88ae278, block=5556304, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3055
        some_ready = 1
#6  0x0053f30b in g_main_loop_run (loop=0xb6100c68) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3312
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#7  0x00a0df34 in dconf_context_thread (data=0x88ae278) at dconfcontext.c:11
        context = 0x88ae278
        loop = <optimized out>
        __PRETTY_FUNCTION__ = "dconf_context_thread"
#8  0x00562183 in g_thread_proxy (data=0x88a2890) at /build/buildd/glib2.0-2.31.16/./glib/gthread.c:801
        thread = 0x88a2890
#9  0x00227d4c in start_thread (arg=0xb6affb40) at pthread_create.c:308
        __res = <optimized out>
        pd = 0xb6affb40
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {2330612, 0, 4001536, -1229983064, -486070187, -132214472}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x02a8a76e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
Backtrace stopped: Not enough registers or memory available to unwind further
.
Thread 2 (Thread 0xb746cb40 (LWP 18152)):
#0  0x00297416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x02a7c020 in __GI___poll (fds=0xb6b022b0, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = -516
        result = <optimized out>
#2  0x0054c87b in g_poll (fds=0xb6b022b0, nfds=3, timeout=-1) at /build/buildd/glib2.0-2.31.16/./glib/gpoll.c:132
No locals.
#3  0x0053ee4e in g_main_context_poll (n_fds=3, fds=0xb6b022b0, timeout=<optimized out>, context=0x88a73b8, priority=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3412
        poll_func = 0x54c850 <g_poll>
#4  g_main_context_iterate (dispatch=1, block=5556304, context=0x88a73b8, self=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3113
        timeout = -1
        some_ready = <optimized out>
        fds = 0xb6b022b0
        max_priority = 2147483647
        nfds = 3
        allocated_nfds = <optimized out>
#5  g_main_context_iterate (context=0x88a73b8, block=5556304, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3055
        some_ready = 3
#6  0x0053f30b in g_main_loop_run (loop=0x88a6ae0) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3312
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#7  0x0046e02a in gdbus_shared_thread_func (user_data=0x88a8490) at /build/buildd/glib2.0-2.31.16/./gio/gdbusprivate.c:276
        data = 0x88a8490
#8  0x00562183 in g_thread_proxy (data=0x88a2830) at /build/buildd/glib2.0-2.31.16/./glib/gthread.c:801
        thread = 0x88a2830
#9  0x00227d4c in start_thread (arg=0xb746cb40) at pthread_create.c:308
        __res = <optimized out>
        pd = 0xb746cb40
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {2330612, 0, 4001536, -1220099416, 828844118, -132214472}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x02a8a76e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
Backtrace stopped: Not enough registers or memory available to unwind further
.
Thread 1 (Thread 0xb772a880 (LWP 18150)):
#0  0x00f421ff in accessibility_text (user_data=0xcec83c, text_len=143859400, text=0x87e4c98 "\310\036\223\b\004", context=<optimized out>, error=<optimized out>) at /build/buildd/gtk+3.0-3.3.14/./gtk/gtkwidget.c:12204
        action = <error reading variable action (Cannot access memory at address 0x5b18c483)>
#1  accessibility_text (context=0x1135ff4, text=0x87e4c98 "\310\036\223\b\004", text_len=143859400, user_data=0xcec83c, error=0x88ac948) at /build/buildd/gtk+3.0-3.3.14/./gtk/gtkwidget.c:12192
        data = 0xcec83c
#2  0x00f49618 in gtk_widget_class_install_style_property_parser (klass=0x6a13d6, pspec=0x57e456, parser=0x5edff4) at /build/buildd/gtk+3.0-3.3.14/./gtk/gtkwidget.c:10995
        __inst = 0x57e456
        __r = <optimized out>
        _g_boolean_var_ = <optimized out>
        __PRETTY_FUNCTION__ = "gtk_widget_class_install_style_property_parser"
#3  0x00000000 in ?? ()
No symbol table info available.