.
Thread 8 (LWP 3715):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x0000003d790b38cc in __gthread_cond_wait (__mutex=<optimized out>, __cond=__cond@entry=0x7fc31c46a008) at /build/gcc-5-mSDjvd/gcc-5-5.3.1/build/x86_64-linux-gnu/libstdc++-v3/include/x86_64-linux-gnu/bits/gthr-default.h:864
No locals.
#2  std::condition_variable::wait (this=this@entry=0x7fc31c46a008, __lock=...) at ../../../../../src/libstdc++-v3/src/c++11/condition_variable.cc:53
        __e = <optimized out>
#3  0x00007fc32f3fb9ab in wait<JSC::GCThread::waitForNextPhase()::<lambda()> > (__p=..., __lock=..., this=0x7fc31c46a008) at /usr/include/c++/5/condition_variable:98
No locals.
#4  JSC::GCThread::waitForNextPhase (this=this@entry=0x1a82750) at ../Source/JavaScriptCore/heap/GCThread.cpp:79
        lock = {_M_device = 0x7fc31c469fe0, _M_owns = true}
#5  0x00007fc32f3fba98 in JSC::GCThread::gcThreadMain (this=0x1a82750) at ../Source/JavaScriptCore/heap/GCThread.cpp:97
        enabler = {m_stack = @0x1dc5400}
        currentPhase = <optimized out>
#6  0x00007fc32f6db78a in WTF::wtfThreadEntryPoint (param=0x7fc31c404130) at ../Source/WTF/wtf/ThreadingPthreads.cpp:170
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7fc31c404130}, <No data fields>}, <No data fields>}}
#7  0x0000003d74c0766a in start_thread (arg=0x7fc2cf7fc700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fc2cf7fc700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140474681640704, 3287698653791177681, 0, 140737455130431, 140474681641408, 140475969740496, -3303990115570758703, 3304139099993721809}, 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  0x0000003d7450701d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 7 (LWP 3696):
#0  0x0000003d744fb9ed in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x0000003d7604a31c in g_main_context_iterate.isra () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x0000003d7604a6a2 in g_main_loop_run () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x0000003d77ce4816 in gdbus_shared_thread_func () from /tmp/apport_sandbox_CF7We9/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x0000003d76070b65 in g_thread_proxy () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x0000003d74c0766a in start_thread (arg=0x7fc32ce3e700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fc32ce3e700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140476248483584, 3287698653791177681, 0, 140476265265215, 140476248484288, 140476166512416, -3303925488124113967, 3304139099993721809}, 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  0x0000003d7450701d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 6 (LWP 3714):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x0000003d790b38cc in __gthread_cond_wait (__mutex=<optimized out>, __cond=__cond@entry=0x7fc31c460250) at /build/gcc-5-mSDjvd/gcc-5-5.3.1/build/x86_64-linux-gnu/libstdc++-v3/include/x86_64-linux-gnu/bits/gthr-default.h:864
No locals.
#2  std::condition_variable::wait (this=this@entry=0x7fc31c460250, __lock=...) at ../../../../../src/libstdc++-v3/src/c++11/condition_variable.cc:53
        __e = <optimized out>
#3  0x00007fc32f3fa5da in JSC::BlockAllocator::blockFreeingThreadMain (this=0x7fc31c460078) at ../Source/JavaScriptCore/heap/BlockAllocator.cpp:143
        lock = {_M_device = 0x7fc31c460228, _M_owns = true}
        regionLocker = {lock_ = 0x7fc31c460224}
#4  0x00007fc32f6db78a in WTF::wtfThreadEntryPoint (param=0x7fc31c4041a0) at ../Source/WTF/wtf/ThreadingPthreads.cpp:170
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7fc31c4041a0}, <No data fields>}, <No data fields>}}
#5  0x0000003d74c0766a in start_thread (arg=0x7fc2cfffd700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fc2cfffd700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140474690033408, 3287698653791177681, 0, 140737455130527, 140474690034112, 35290816, -3303989018743485487, 3304139099993721809}, 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  0x0000003d7450701d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 5 (LWP 3695):
#0  0x0000003d744fb9ed in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x0000003d7604a31c in g_main_context_iterate.isra () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x0000003d7604a42c in g_main_context_iteration () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x0000003d7604a469 in glib_worker_main () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x0000003d76070b65 in g_thread_proxy () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x0000003d74c0766a in start_thread (arg=0x7fc32d63f700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fc32d63f700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140476256876288, 3287698653791177681, 0, 140476265264863, 140476256876992, 0, -3303924387001873455, 3304139099993721809}, 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  0x0000003d7450701d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 4 (LWP 3713):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007fc32f6dbc85 in WTF::ThreadCondition::wait (this=<optimized out>, mutex=...) at ../Source/WTF/wtf/ThreadingPthreads.cpp:342
No locals.
#2  0x00007fc33051ef5c in WebCore::IconDatabase::syncThreadMainLoop (this=this@entry=0x7fc31c407c00) at ../Source/WebCore/loader/icon/IconDatabase.cpp:1435
        didAnyWork = <optimized out>
        disableSuddenTermination = {_M_t = {<std::_Tuple_impl<0ul, WebCore::SuddenTerminationDisabler*, std::default_delete<WebCore::SuddenTerminationDisabler> >> = {<std::_Tuple_impl<1ul, std::default_delete<WebCore::SuddenTerminationDisabler> >> = {<std::_Head_base<1ul, std::default_delete<WebCore::SuddenTerminationDisabler>, true>> = {<std::default_delete<WebCore::SuddenTerminationDisabler>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WebCore::SuddenTerminationDisabler*, false>> = {_M_head_impl = 0x0}, <No data fields>}, <No data fields>}}
#3  0x00007fc3305204f8 in WebCore::IconDatabase::iconDatabaseSyncThread (this=0x7fc31c407c00) at ../Source/WebCore/loader/icon/IconDatabase.cpp:1041
        journalFilename = {m_impl = {m_ptr = 0x7fc31c412ba0}}
#4  0x00007fc32f6db78a in WTF::wtfThreadEntryPoint (param=0x7fc31c4041e0) at ../Source/WTF/wtf/ThreadingPthreads.cpp:170
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7fc31c4041e0}, <No data fields>}, <No data fields>}}
#5  0x0000003d74c0766a in start_thread (arg=0x7fc31f6c4700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fc31f6c4700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140476022540032, 3287698653791177681, 0, 140737455122943, 8388608, 27284432, -3303814352624104495, 3304139099993721809}, 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  0x0000003d7450701d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 3 (LWP 3712):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007fc32f6c3156 in WTF::TCMalloc_PageHeap::scavengerThread (this=0x7fc32f9ceb80 <WTF::pageheap_memory>) at ../Source/WTF/wtf/FastMalloc.cpp:2880
No locals.
#2  0x00007fc32f6c3179 in WTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../Source/WTF/wtf/FastMalloc.cpp:2048
No locals.
#3  0x0000003d74c0766a in start_thread (arg=0x7fc31cd51700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fc31cd51700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140475979077376, 3287698653791177681, 0, 140737455122751, 8388608, 34502208, -3303820048287609903, 3304139099993721809}, 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"
#4  0x0000003d7450701d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 2 (LWP 3694):
#0  0x0000003d744fb9ed in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x0000003d7604a31c in g_main_context_iterate.isra () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x0000003d7604a42c in g_main_context_iteration () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fc32de4828d in ?? () from /tmp/apport_sandbox_CF7We9/usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#4  0x0000003d76070b65 in g_thread_proxy () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x0000003d74c0766a in start_thread (arg=0x7fc32de40700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fc32de40700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140476265268992, 3287698653791177681, 0, 140737455131839, 140476265269696, 26028464, -3303923288027116591, 3304139099993721809}, 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  0x0000003d7450701d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 1 (LWP 3690):
#0  0x0000003d760509eb in g_logv () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#1  0x0000003d76050b5f in g_log () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x0000003d76089023 in g_variant_new_parsed_va () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x0000003d760890e9 in g_variant_new_parsed () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007fc330eb2e72 in WebCore::PasteboardHelper::fillDataObjectFromDropData (this=<optimized out>, data=data@entry=0x7ffffe050c50, info=info@entry=6, dataObject=dataObject@entry=0x7fc31c41d750) at ../Source/WebCore/platform/gtk/PasteboardHelper.cpp:259
        variant = <optimized out>
        key = {m_ptr = 0x7ffffe050400 " \003\246\001"}
        value = {m_ptr = 0x0}
        iter = {x = {0, 28906096, 34619392, 18446743111636876926, 0, 90194314128, 34619392, 1, 34619392, 263943899484, 0, 263993858014, 0, 1954302976, 408, 29856160}}
        target = <optimized out>
#5  0x00007fc330ead528 in WebCore::GtkDragAndDropHelper::handleDragDataReceived (this=<optimized out>, context=context@entry=0x241fd70, selectionData=selectionData@entry=0x7ffffe050c50, info=info@entry=6, position=...) at ../Source/WebCore/platform/gtk/GtkDragAndDropHelper.cpp:155
        droppingContext = 0x1c6cbc0
#6  0x00007fc32fe6da48 in webkit_web_view_drag_data_received (widget=0x1a60320, context=0x241fd70, x=<optimized out>, y=<optimized out>, selectionData=0x7ffffe050c50, info=6, time=18887829) at ../Source/WebKit/gtk/webkit/webkitwebview.cpp:1590
        webView = 0x1a60320
        position = {m_x = 0, m_y = 0}
        dataObject = <optimized out>
        dragData = {m_clientPosition = {m_x = 31090544, m_y = 0}, m_globalPosition = {m_x = 34619392, m_y = 0}, m_platformDragData = 0x1b77270, m_draggingSourceOperationMask = 3164879360, m_applicationFlags = WebCore::DragApplicationNone}
        operation = <optimized out>
#7  0x0000003d8141a0c7 in _gtk_marshal_VOID__OBJECT_INT_INT_BOXED_UINT_UINT (closure=0x18e7250, return_value=<optimized out>, n_param_values=<optimized out>, param_values=0x7ffffe050300, invocation_hint=<optimized out>, marshal_data=0x7fc32fe6d9d0 <webkit_web_view_drag_data_received(GtkWidget*, GdkDragContext*, gint, gint, GtkSelectionData*, guint, guint)>) at /build/gtk+3.0-BLS5EL/gtk+3.0-3.18.8/./gtk/gtkmarshalers.c:5525
        callback = <optimized out>
        cc = 0x18e7250
        data1 = 0x1a60320
        data2 = <optimized out>
        __func__ = "_gtk_marshal_VOID__OBJECT_INT_INT_BOXED_UINT_UINT"
#8  0x0000003d7740ffa5 in g_closure_invoke () from /tmp/apport_sandbox_CF7We9/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#9  0x0000003d7742256e in signal_emit_unlocked_R () from /tmp/apport_sandbox_CF7We9/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#10 0x0000003d7742ad5c in g_signal_emit_valist () from /tmp/apport_sandbox_CF7We9/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#11 0x0000003d7742b555 in g_signal_emit_by_name () from /tmp/apport_sandbox_CF7We9/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#12 0x0000003d8157b5cd in gtk_drag_selection_received (widget=0x1d41a90, selection_data=0x7ffffe050c50, time=18887829, data=0x1a60320) at /build/gtk+3.0-BLS5EL/gtk+3.0-3.18.8/./gtk/gtkdnd.c:1828
        site = <optimized out>
        context = 0x241fd70
        info = 0x1db0ef0
        drop_widget = 0x1a60320
        target = 0xb6
#13 0x0000003d7740ffa5 in g_closure_invoke () from /tmp/apport_sandbox_CF7We9/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#14 0x0000003d77421fc1 in signal_emit_unlocked_R () from /tmp/apport_sandbox_CF7We9/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#15 0x0000003d7742ad5c in g_signal_emit_valist () from /tmp/apport_sandbox_CF7We9/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#16 0x0000003d7742b555 in g_signal_emit_by_name () from /tmp/apport_sandbox_CF7We9/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#17 0x0000003d8149b173 in gtk_selection_retrieval_report (info=info@entry=0x1aa3690, type=<optimized out>, format=<optimized out>, buffer=<optimized out>, length=length@entry=45, time=18887829) at /build/gtk+3.0-BLS5EL/gtk+3.0-3.18.8/./gtk/gtkselection.c:3033
        data = {selection = 0xc6, target = 0xb6, type = 0xb6, format = 8, data = 0x23b4d50 "file:///usr/share/applications/logout.desktop", length = 45, display = 0x18e3010}
#18 0x0000003d8149f13d in _gtk_selection_notify (widget=<optimized out>, event=0x241fe00) at /build/gtk+3.0-BLS5EL/gtk+3.0-3.18.8/./gtk/gtkselection.c:2837
        tmp_list = 0x1a05da0
        info = 0x1aa3690
        window = 0x241e2e0
        buffer = 0x23b4d50 "file:///usr/share/applications/logout.desktop"
        length = 45
        type = 0xb6
        format = 8
#19 0x0000003d81412eda in _gtk_marshal_BOOLEAN__BOXEDv (closure=0x19093f0, return_value=0x7ffffe050ea0, instance=<optimized out>, args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x1909420) at /build/gtk+3.0-BLS5EL/gtk+3.0-3.18.8/./gtk/gtkmarshalers.c:131
        cc = 0x19093f0
        data1 = <optimized out>
        data2 = <optimized out>
        callback = <optimized out>
        arg0 = 0x241fe00
        args_copy = <error reading variable args_copy (Attempt to dereference a generic pointer.)>
        v_return = <optimized out>
        __func__ = "_gtk_marshal_BOOLEAN__BOXEDv"
#20 0x0000003d774101d4 in _g_closure_invoke_va () from /tmp/apport_sandbox_CF7We9/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#21 0x0000003d7742a4b8 in g_signal_emit_valist () from /tmp/apport_sandbox_CF7We9/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#22 0x0000003d7742b08f in g_signal_emit () from /tmp/apport_sandbox_CF7We9/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#23 0x0000003d81550b4c in gtk_widget_event_internal (widget=0x1d41a90, event=0x241fe00) at /build/gtk+3.0-BLS5EL/gtk+3.0-3.18.8/./gtk/gtkwidget.c:7692
        signal_num = <optimized out>
        return_val = 0
        handled = 0
        event = 0x241fe00
        widget = 0x1d41a90
#24 0x0000003d81411fb6 in gtk_main_do_event (event=0x241fe00) at /build/gtk+3.0-BLS5EL/gtk+3.0-3.18.8/./gtk/gtkmain.c:1795
        event_widget = 0x1d41a90
        grab_widget = 0x1d41a90
        topmost_widget = <optimized out>
        window_group = 0x2081410
        rewritten_event = <optimized out>
        device = 0x0
        tmp_list = <optimized out>
        __func__ = "gtk_main_do_event"
#25 0x0000003d82c5ac12 in gdk_event_source_dispatch (source=<optimized out>, callback=<optimized out>, user_data=<optimized out>) at /build/gtk+3.0-BLS5EL/gtk+3.0-3.18.8/./gdk/x11/gdkeventsource.c:364
        display = <optimized out>
        event = 0x241fe00
#26 0x0000003d7604a127 in g_main_context_dispatch () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#27 0x0000003d7604a380 in g_main_context_iterate.isra () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#28 0x0000003d7604a42c in g_main_context_iteration () from /tmp/apport_sandbox_CF7We9/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#29 0x0000003d77cadbcd in g_application_run () from /tmp/apport_sandbox_CF7We9/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#30 0x000000000041b300 in main ()
No symbol table info available.