.
Thread 8 (LWP 2937):
#0  0x00007f7bfe4ea10d in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f7bfec89aa6 in g_main_context_iterate.isra () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f7bfec89bbc in g_main_context_iteration () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f7be77fa46d in dconf_gdbus_worker_thread (user_data=0x5593261da3f0) at dconf-gdbus-thread.c:82
        context = 0x5593261da3f0
#4  0x00007f7bfecb1495 in g_thread_proxy () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f7bfe7bc6ca in start_thread (arg=0x7f7be77f2700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f7be77f2700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140170141574912, -6741591403816932221, 0, 140724281207279, 140170141575616, 140170141574912, 6667228126229703811, 6667283074888248451}, 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"
#6  0x00007f7bfe4f60ff in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 7 (LWP 2941):
#0  0x00007f7bfe4ea10d in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f7bfec89aa6 in g_main_context_iterate.isra () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f7bfec89e32 in g_main_loop_run () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f7bff271e86 in gdbus_shared_thread_func () from /tmp/apport_sandbox_XQD1B4/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007f7bfecb1495 in g_thread_proxy () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f7bfe7bc6ca in start_thread (arg=0x7f7be57ee700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f7be57ee700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140170108004096, -6741591403816932221, 0, 140170141571007, 140170108004800, 140170108004096, 6667232539308600451, 6667283074888248451}, 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"
#6  0x00007f7bfe4f60ff in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 6 (LWP 2944):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007f7bfeccf5ea in g_cond_wait_until () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f7bfec5df49 in g_async_queue_pop_intern_unlocked () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f7bfec5e56c in g_async_queue_timeout_pop () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f7bfecb1f5d in g_thread_pool_thread_proxy () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f7bfecb1495 in g_thread_proxy () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#6  0x00007f7bfe7bc6ca in start_thread (arg=0x7f7bce17c700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f7bce17c700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140169715369728, -6741591403816932221, 0, 140724281207183, 140169715370432, 140169715369728, 6667177347905105027, 6667283074888248451}, 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"
#7  0x00007f7bfe4f60ff in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 5 (LWP 2945):
#0  0x00007f7bfe4ea10d in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f7bfec89aa6 in g_main_context_iterate.isra () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f7bfec89e32 in g_main_loop_run () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f7c00df02b3 in cal_client_dbus_thread (user_data=0x559326238000) at e-cal-client.c:317
        main_context = 0x559326238000
        main_loop = 0x7f7bb80010c0
#4  0x00007f7bfecb1495 in g_thread_proxy () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f7bfe7bc6ca in start_thread (arg=0x7f7bcd97b700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f7bcd97b700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140169706977024, -6741591403816932221, 0, 140724281207071, 140169706977728, 140169706977024, 6667180646976859267, 6667283074888248451}, 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"
#6  0x00007f7bfe4f60ff in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 4 (LWP 2940):
#0  0x00007f7bfe4ea10d in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f7bfec89aa6 in g_main_context_iterate.isra () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f7bfec89e32 in g_main_loop_run () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f7bff5a3b17 in source_registry_object_manager_thread (data=0x7f7be00045c0) at e-source-registry.c:1164
        object_manager = 0x7f7bdc005440
        closure = 0x7f7be00045c0
        idle_source = 0x7f7bd0080a10
        list = <optimized out>
        link = <optimized out>
        object_added_handler_id = 197
        object_removed_handler_id = 198
        notify_name_owner_handler_id = 199
        __func__ = "source_registry_object_manager_thread"
#4  0x00007f7bfecb1495 in g_thread_proxy () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f7bfe7bc6ca in start_thread (arg=0x7f7be5fef700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f7be5fef700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140170116396800, -6741591403816932221, 0, 140724281207199, 140170116397504, 140170116396800, 6667233640430840963, 6667283074888248451}, 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"
#6  0x00007f7bfe4f60ff in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 3 (LWP 2938):
#0  0x00007f7bfe4ea10d in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f7bfec89aa6 in g_main_context_iterate.isra () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f7bfec89bbc in g_main_context_iteration () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f7bfec89c01 in glib_worker_main () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f7bfecb1495 in g_thread_proxy () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f7bfe7bc6ca in start_thread (arg=0x7f7be6ff1700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f7be6ff1700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140170133182208, -6741591403816932221, 0, 140724281206559, 140170133182912, 140170133182208, 6667231425301458051, 6667283074888248451}, 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"
#6  0x00007f7bfe4f60ff in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 2 (LWP 2936):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007f7bf57efafc in std::condition_variable::wait(std::unique_lock<std::mutex>&) () from /tmp/apport_sandbox_XQD1B4/usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#2  0x00007f7bf2f237a6 in wait<std::unique_lock<bmalloc::Mutex> > (__lock=<synthetic pointer>, this=<optimized out>) at /usr/include/c++/6/condition_variable:251
        __mutex = {<std::__shared_ptr<std::mutex, (__gnu_cxx::_Lock_policy)2>> = {_M_ptr = <optimized out>, _M_refcount = {_M_pi = 0x5593261c93b0}}, <No data fields>}
        __my_lock = {_M_device = 0x0, _M_owns = false}
        __my_lock2 = {_M_device = 0x5593261c9380, _M_owns = true}
#3  wait<std::unique_lock<bmalloc::Mutex>, bmalloc::AsyncTask<Object, Function>::threadRunLoop() [with Object = bmalloc::Heap; Function = void (bmalloc::Heap::*)()]::<lambda()> > (__p=..., __lock=..., this=<optimized out>) at /usr/include/c++/6/condition_variable:260
No locals.
#4  bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop (this=0x7f7bf31104a0 <bmalloc::PerProcess<bmalloc::Heap>::s_memory+3072>) at ./Source/bmalloc/bmalloc/AsyncTask.h:130
        lock = {_M_device = 0x7f7bf31104a4 <bmalloc::PerProcess<bmalloc::Heap>::s_memory+3076>, _M_owns = false}
        expectedState = bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::Running
#5  0x00007f7bf2f238d9 in bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadEntryPoint (asyncTask=<optimized out>) at ./Source/bmalloc/bmalloc/AsyncTask.h:110
No locals.
#6  0x00007f7bf57f5b2f in execute_native_thread_routine () from /tmp/apport_sandbox_XQD1B4/usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#7  0x00007f7bfe7bc6ca in start_thread (arg=0x7f7be840f700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f7be840f700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140170154276608, -6741591403816932221, 0, 140724281209663, 140170154277312, 140170154276608, 6667261317200096387, 6667283074888248451}, 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"
#8  0x00007f7bfe4f60ff in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 1 (LWP 2934):
#0  0x0000559325efe714 in update_selected_dates_from_button_data (year_view=year_view@entry=0x559326766af0) at views/gcal-year-view.c:227
        selected_data = {start_day = 20, start_month = 1, end_day = 20, end_month = 1, hovered_day = 0, hovered_month = 0, dnd_day = 0, dnd_month = 0}
#1  0x0000559325f00e10 in gcal_year_view_component_added (subscriber=<optimized out>, client=<optimized out>, comp=0x559326babee0) at views/gcal-year-view.c:1706
        event = 0x559326782ab0
        error = 0x0
        days_widgets_array = <optimized out>
        l = <optimized out>
        i = <optimized out>
        days_span = <optimized out>
        date = {value = 0x10, tzid = 0x559326892a10 "z"}
        event_start = <optimized out>
        event_end = <optimized out>
        range_start = <optimized out>
        range_end = <optimized out>
        zone = <optimized out>
#2  0x0000559325eebd5b in cal_data_model_add_to_subscriber (data_model=data_model@entry=0x5593261f6890, client=<optimized out>, id=<optimized out>, component=<optimized out>, instance_start=<optimized out>, instance_end=<optimized out>, user_data=0x559326766af0) at e-cal-data-model.c:1740
        subscriber = 0x559326766af0
#3  0x0000559325eed090 in cal_data_model_foreach_component (data_model=data_model@entry=0x5593261f6890, in_range_start=in_range_start@entry=1483225200, in_range_end=in_range_end@entry=1514761200, func=func@entry=0x559325eebd40 <cal_data_model_add_to_subscriber>, user_data=user_data@entry=0x559326766af0, include_lost_components=include_lost_components@entry=1) at e-cal-data-model.c:2547
        id = <optimized out>
        comp_data = <optimized out>
        view_data = 0x559326ac8680
        citer = {dummy1 = 0x7f7be0015b60, dummy2 = 0x18, dummy3 = 0x760c90, dummy4 = 1, dummy5 = 21907, dummy6 = 0x559300000015}
        viter = {dummy1 = 0x559326224000, dummy2 = 0x5593263bd630, dummy3 = 0x5593269621e0, dummy4 = 4, dummy5 = 32635, dummy6 = 0x559300000003}
        key = 0x559326bc2e90
        value = 0x559326bc2e60
        checked_all = 1
        __func__ = "cal_data_model_foreach_component"
#4  0x0000559325eef30e in e_cal_data_model_subscribe (data_model=0x5593261f6890, subscriber=0x559326766af0, range_start=1483225200, range_end=1514761200) at e-cal-data-model.c:2761
        subs_data = <optimized out>
        link = <optimized out>
        __func__ = "e_cal_data_model_subscribe"
#5  0x0000559325f0e329 in gcal_manager_set_subscriber (manager=<optimized out>, subscriber=<optimized out>, range_start=<optimized out>, range_end=<optimized out>) at gcal-manager.c:1190
No locals.
#6  0x0000559325f1ae45 in update_active_date (window=0x5593262edea0, new_date=0x559326475a70) at gcal-window.c:383
        date_start = 0x5593264a5020
        date_end = 0x559326490ba0
        range_start = 1483225200
        range_end = 1514761200
        previous_date = 0x559326a45c10
        old_week = {julian_days = 640605856, julian = 1, dmy = 1, day = 36, month = 5, year = 5}
        new_week = {julian_days = 3972720864, julian = 0, dmy = 0, day = 63, month = 15, year = 7}
#7  0x00007f7bfef68583 in g_object_new_internal () from /tmp/apport_sandbox_XQD1B4/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#8  0x00007f7bfef6a10e in g_object_new_valist () from /tmp/apport_sandbox_XQD1B4/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#9  0x00007f7bfef6a3b1 in g_object_new () from /tmp/apport_sandbox_XQD1B4/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#10 0x0000559325f1db76 in gcal_window_new_with_view_and_date (app=0x5593261d10e0, view_type=view_type@entry=GCAL_WINDOW_VIEW_MONTH, date=date@entry=0x559326580190) at gcal-window.c:1648
        win = <optimized out>
        manager = 0x5593261cd360
#11 0x0000559325f02d66 in gcal_application_activate (application=0x5593261d10e0) at gcal-application.c:268
        css_file = <optimized out>
        error = 0x559325f02c00 <gcal_application_activate>
#12 0x00007f7bfef62f75 in g_closure_invoke () from /tmp/apport_sandbox_XQD1B4/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#13 0x00007f7bfef7537d in signal_emit_unlocked_R () from /tmp/apport_sandbox_XQD1B4/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#14 0x00007f7bfef7dbdc in g_signal_emit_valist () from /tmp/apport_sandbox_XQD1B4/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#15 0x00007f7bfef7e46b in g_signal_emit_by_name () from /tmp/apport_sandbox_XQD1B4/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#16 0x00007f7bff247c68 in g_application_impl_method_call () from /tmp/apport_sandbox_XQD1B4/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#17 0x00007f7bff26268c in call_in_idle_cb () from /tmp/apport_sandbox_XQD1B4/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#18 0x00007f7bfec8975a in g_main_context_dispatch () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#19 0x00007f7bfec89b10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#20 0x00007f7bfec89bbc in g_main_context_iteration () from /tmp/apport_sandbox_XQD1B4/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#21 0x00007f7bff245f4d in g_application_run () from /tmp/apport_sandbox_XQD1B4/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#22 0x0000559325ee8940 in main (argc=2, argv=0x7ffceccaf5e8) at main.c:43
        app = 0x5593261d10e0
        status = <optimized out>