.
Thread 4 (Thread 0x7f3ef3324700 (LWP 5745)):
#0  0x00007f3f00c108dd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007f3eff94a22c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f3eff94a5b2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f3ef95853b6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007f3eff970d25 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f3f019d96aa in start_thread (arg=0x7f3ef3324700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f3ef3324700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139908344858368, -5471087536675016579, 0, 139908361640767, 139908344859072, 139908224184480, 5363554863507255421, 5362883239355691133}, 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  0x00007f3f00c1beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 3 (Thread 0x7f3ef3b25700 (LWP 5744)):
#0  0x00007f3f00c108dd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007f3eff94a22c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f3eff94a33c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f3eff94a379 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f3eff970d25 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f3f019d96aa in start_thread (arg=0x7f3ef3b25700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f3ef3b25700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139908353251072, -5471087536675016579, 0, 139908361640415, 139908353251776, 0, 5363555965703237757, 5362883239355691133}, 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  0x00007f3f00c1beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 2 (Thread 0x7f3ef4326700 (LWP 5743)):
#0  0x00007f3f00c108dd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007f3eff94a22c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f3eff94a33c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f3ef432e28d in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#4  0x00007f3eff970d25 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f3f019d96aa in start_thread (arg=0x7f3ef4326700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f3ef4326700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139908361643776, -5471087536675016579, 0, 140727228400687, 139908361644480, 43228624, 5363543871612203133, 5362883239355691133}, 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  0x00007f3f00c1beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.
.
Thread 1 (Thread 0x7f3f0349d780 (LWP 5740)):
#0  0x0000000000564f35 in ?? ()
No symbol table info available.
#1  0x000000000051afa6 in ?? ()
No symbol table info available.
#2  0x0000000000520951 in ?? ()
No symbol table info available.
#3  0x00000000005dd1a3 in ?? ()
No symbol table info available.
#4  0x00007f3f01d8ef60 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#5  0x00007f3f022a0a42 in QAction::triggered(bool) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#6  0x00007f3f022a1da3 in QAction::activate(QAction::ActionEvent) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#7  0x00007f3f01d94d01 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#8  0x00007f3f022a2262 in QAction::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#9  0x00007f3f022a6cdc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#10 0x00007f3f022adc16 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#11 0x00007f3f01d7a85d in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#12 0x00007f3f01d7e316 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#13 0x00007f3f01dab07e in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#14 0x00007f3eff94a037 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#15 0x00007f3eff94a290 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#16 0x00007f3eff94a33c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#17 0x00007f3f01dab1ee in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#18 0x00007f3f02351c26 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#19 0x00007f3f01d790d1 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#20 0x00007f3f01d79445 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#21 0x00007f3f01d7f429 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#22 0x0000000000425809 in ?? ()
No symbol table info available.
#23 0x00007f3f00b35a40 in __libc_start_main (main=0x4242c0, argc=1, argv=0x7ffd9c75a1d8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd9c75a1c8) at libc-start.c:289
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -5471088260297314179, 4361552, 140727228408272, 0, 0, 5470169528030408829, 5362885255656845437}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x74c3a0, 0x7ffd9c75a1d8}, data = {prev = 0x0, cleanup = 0x0, canceltype = 7652256}}}
        not_first_call = <optimized out>
#24 0x0000000000428d79 in ?? ()
No symbol table info available.