Bug 398003

Summary: Discover crashed while searching for "torrent"
Product: [Applications] Discover Reporter: Patrick Silva <bugseforuns>
Component: discoverAssignee: Aleix Pol <aleixpol>
Status: RESOLVED DUPLICATE    
Severity: crash    
Priority: NOR    
Version: unspecified   
Target Milestone: ---   
Platform: Neon   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Patrick Silva 2018-08-28 22:52:55 UTC
On neon dev unstable I did some searches in sequence with Discover, crash occured when I searched for "torrent".

Thread 1 "plasma-discover" received signal SIGSEGV, Segmentation fault.
0x00007ffff3de11f6 in QMetaObjectPrivate::disconnect (sender=0x14c3f450, signal_index=53, 
    smeta=0x7fffdf7eb340 <QQuickMenu::staticMetaObject>, receiver=0xc1, method_index=-1, 
    slot=0x7fffffffce30, disconnectType=QMetaObjectPrivate::DisconnectAll) at kernel/qobject.cpp:3424
3424    kernel/qobject.cpp: Arquivo ou diretório não encontrado.
(gdb) thread apply all bt

Thread 83 (Thread 0x7fffbefe2700 (LWP 14154)):
#0  0x00007fffefc94709 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
    at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007ffff3bf155f in QWaitCondition::wait(QMutex*, unsigned long) (time=30000, this=0x7fffa4004710) at thread/qwaitcondition_unix.cpp:133
#2  0x00007ffff3bf155f in QWaitCondition::wait(QMutex*, unsigned long) (time=30000, this=0x7fffa4004710) at thread/qwaitcondition_unix.cpp:141
#3  0x00007ffff3bf155f in QWaitCondition::wait(QMutex*, unsigned long) (this=this@entry=0x7fffa4004420, mutex=mutex@entry=0x7fffa4004130, time=30000) at thread/qwaitcondition_unix.cpp:215
#4  0x00007ffff3be6e8a in QThreadPoolThread::run() (this=0x7fffa4004410) at thread/qthreadpool.cpp:146
#5  0x00007ffff3bf0727 in QThreadPrivate::start(void*) (arg=0x7fffa4004410)
    at thread/qthread_unix.cpp:367
#6  0x00007fffefc8e6ba in start_thread (arg=0x7fffbefe2700) at pthread_create.c:333
#7  0x00007ffff31f441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 82 (Thread 0x7fff92971700 (LWP 14153)):
#0  0x00007fffefc94709 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
    at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007ffff3bf155f in QWaitCondition::wait(QMutex*, unsigned long) (time=30000, this=0x7fff7c01d4f0) at thread/qwaitcondition_unix.cpp:133
#2  0x00007ffff3bf155f in QWaitCondition::wait(QMutex*, unsigned long) (time=30000, this=0x7fff7c01d4f0) at thread/qwaitcondition_unix.cpp:141
#3  0x00007ffff3bf155f in QWaitCondition::wait(QMutex*, unsigned long) (this=this@entry=0x7fff7c01d130, mutex=mutex@entry=0x7fffa4004130, time=30000) at thread/qwaitcondition_unix.cpp:215
---Type <return> to continue, or q <return> to quit---
#4  0x00007ffff3be6e8a in QThreadPoolThread::run() (this=0x7fff7c01d120) at thread/qthreadpool.cpp:146
#5  0x00007ffff3bf0727 in QThreadPrivate::start(void*) (arg=0x7fff7c01d120)
    at thread/qthread_unix.cpp:367
#6  0x00007fffefc8e6ba in start_thread (arg=0x7fff92971700) at pthread_create.c:333
#7  0x00007ffff31f441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 74 (Thread 0x7fff92170700 (LWP 13203)):
#0  0x00007ffff31e874d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fffede2938c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fff7c01cfe0, timeout=<optimized out>, context=0x7fff7c0082c0)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:4135
#2  0x00007fffede2938c in g_main_context_iterate (context=context@entry=0x7fff7c0082c0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3835
#3  0x00007fffede2949c in g_main_context_iteration (context=0x7fff7c0082c0, may_block=may_block@entry=1) at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3901
#4  0x00007ffff3e0909f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fff7c001b50, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007ffff3db05ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fff9216fcf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#6  0x00007ffff3be55e4 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:525
#7  0x00007ffff3bf0727 in QThreadPrivate::start(void*) (arg=0x149e39c0) at thread/qthread_unix.cpp:367
#8  0x00007fffefc8e6ba in start_thread (arg=0x7fff92170700) at pthread_create.c:333
#9  0x00007ffff31f441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

---Type <return> to continue, or q <return> to quit---
Thread 71 (Thread 0x7fff9096d700 (LWP 13058)):
#0  0x00007ffff31e874d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fffede2938c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fff946b1db0, timeout=<optimized out>, context=0x7fff944d4340)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:4135
#2  0x00007fffede2938c in g_main_context_iterate (context=context@entry=0x7fff944d4340, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3835
#3  0x00007fffede2949c in g_main_context_iteration (context=0x7fff944d4340, may_block=may_block@entry=1) at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3901
#4  0x00007ffff3e0909f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fff94842b50, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007ffff3db05ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fff9096ccf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#6  0x00007ffff3be55e4 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:525
#7  0x00007ffff3bf0727 in QThreadPrivate::start(void*) (arg=0x7fffc40e68f0)
    at thread/qthread_unix.cpp:367
#8  0x00007fffefc8e6ba in start_thread (arg=0x7fff9096d700) at pthread_create.c:333
#9  0x00007ffff31f441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 70 (Thread 0x7fff82ffd700 (LWP 13054)):
#0  0x00007ffff31e874d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fffede2938c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fff84850c40, timeout=<optimized out>, context=0x7fff84003e10)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:4135
---Type <return> to continue, or q <return> to quit---
#2  0x00007fffede2938c in g_main_context_iterate (context=context@entry=0x7fff84003e10, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3835
#3  0x00007fffede2949c in g_main_context_iteration (context=0x7fff84003e10, may_block=may_block@entry=1) at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3901
#4  0x00007ffff3e0909f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fff840077b0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007ffff3db05ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fff82ffccf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#6  0x00007ffff3be55e4 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:525
#7  0x00007ffff3bf0727 in QThreadPrivate::start(void*) (arg=0x14678d20) at thread/qthread_unix.cpp:367
#8  0x00007fffefc8e6ba in start_thread (arg=0x7fff82ffd700) at pthread_create.c:333
#9  0x00007ffff31f441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 31 (Thread 0x7fff9116e700 (LWP 10480)):
#0  0x00007ffff31e874d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fffede2938c in g_main_context_iterate (priority=2147483647, n_fds=2, fds=0x7fff78005c00, timeout=<optimized out>, context=0xe5eb60) at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:4135
#2  0x00007fffede2938c in g_main_context_iterate (context=0xe5eb60, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3835
#3  0x00007fffede29712 in g_main_loop_run (loop=0x3f76710)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:4034
#4  0x00007fffc34119d6 in gdbus_shared_thread_func (user_data=0x812cc20)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./gio/gdbusprivate.c:246
#5  0x00007fffede4fbb5 in g_thread_proxy (data=0xa089370)
---Type <return> to continue, or q <return> to quit---
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gthread.c:780
#6  0x00007fffefc8e6ba in start_thread (arg=0x7fff9116e700) at pthread_create.c:333
#7  0x00007ffff31f441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7fffacc18700 (LWP 9602)):
#0  0x00007ffff31e874d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fffede2938c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fff980008c0, timeout=<optimized out>, context=0x7fffa8022ca0)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:4135
#2  0x00007fffede2938c in g_main_context_iterate (context=context@entry=0x7fffa8022ca0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3835
#3  0x00007fffede2949c in g_main_context_iteration (context=0x7fffa8022ca0, may_block=may_block@entry=1) at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3901
#4  0x00007fffede294d9 in glib_worker_main (data=<optimized out>)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:5672
#5  0x00007fffede4fbb5 in g_thread_proxy (data=0x7fffa8013280)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gthread.c:780
#6  0x00007fffefc8e6ba in start_thread (arg=0x7fffacc18700) at pthread_create.c:333
#7  0x00007ffff31f441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7fffae41a700 (LWP 9600)):
#0  0x00007ffff31e874d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fffede2938c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fffa00013a0, timeout=<optimized out>, context=0x7fffa0000990)
---Type <return> to continue, or q <return> to quit---
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:4135
#2  0x00007fffede2938c in g_main_context_iterate (context=context@entry=0x7fffa0000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3835
#3  0x00007fffede2949c in g_main_context_iteration (context=0x7fffa0000990, may_block=may_block@entry=1) at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3901
#4  0x00007ffff3e090bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fffa00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007ffff3db05ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffae419cf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#6  0x00007ffff3be55e4 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:525
#7  0x00007ffff3bf0727 in QThreadPrivate::start(void*) (arg=0x1d7bf50) at thread/qthread_unix.cpp:367
#8  0x00007fffefc8e6ba in start_thread (arg=0x7fffae41a700) at pthread_create.c:333
#9  0x00007ffff31f441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fffaffff700 (LWP 9595)):
#0  0x00007ffff31e874d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fffede2938c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fffa400e240, timeout=<optimized out>, context=0x7fffa4000990)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:4135
#2  0x00007fffede2938c in g_main_context_iterate (context=context@entry=0x7fffa4000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3835
#3  0x00007fffede2949c in g_main_context_iteration (context=0x7fffa4000990, may_block=may_block@entry=1) at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3901
---Type <return> to continue, or q <return> to quit---
#4  0x00007ffff3e090bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fffa40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007ffff3db05ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffafffecf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#6  0x00007ffff3be55e4 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:525
#7  0x00007ffff3bf0727 in QThreadPrivate::start(void*) (arg=0xf3f390) at thread/qthread_unix.cpp:367
#8  0x00007fffefc8e6ba in start_thread (arg=0x7fffaffff700) at pthread_create.c:333
#9  0x00007ffff31f441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fffc039c700 (LWP 9591)):
#0  0x00007ffff31e874d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fffede2938c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fffb8003070, timeout=<optimized out>, context=0x7fffb8000990)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:4135
#2  0x00007fffede2938c in g_main_context_iterate (context=context@entry=0x7fffb8000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3835
#3  0x00007fffede2949c in g_main_context_iteration (context=0x7fffb8000990, may_block=may_block@entry=1) at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3901
#4  0x00007ffff3e0909f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fffb80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007ffff3db05ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffc039bcf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#6  0x00007ffff3be55e4 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:525
#7  0x00007ffff3bf0727 in QThreadPrivate::start(void*) (arg=0xe074a0) at thread/qthread_unix.cpp:367
---Type <return> to continue, or q <return> to quit---
#8  0x00007fffefc8e6ba in start_thread (arg=0x7fffc039c700) at pthread_create.c:333
#9  0x00007ffff31f441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fffcc090700 (LWP 9590)):
#0  0x00007ffff31e874d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fffede2938c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fffc40013c0, timeout=<optimized out>, context=0x7fffc4000990)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:4135
#2  0x00007fffede2938c in g_main_context_iterate (context=context@entry=0x7fffc4000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3835
#3  0x00007fffede2949c in g_main_context_iteration (context=0x7fffc4000990, may_block=may_block@entry=1) at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3901
#4  0x00007ffff3e0909f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fffc40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007ffff3db05ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffcc08fc80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#6  0x00007ffff3be55e4 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:525
#7  0x00007ffff7034f86 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007ffff3bf0727 in QThreadPrivate::start(void*) (arg=0xd70250) at thread/qthread_unix.cpp:367
#9  0x00007fffefc8e6ba in start_thread (arg=0x7fffcc090700) at pthread_create.c:333
#10 0x00007ffff31f441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fffdc83f700 (LWP 9589)):
#0  0x00007ffff31e874d in poll () at ../sysdeps/unix/syscall-template.S:84
---Type <return> to continue, or q <return> to quit---
#1  0x00007fffede2938c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fffd0002e70, timeout=<optimized out>, context=0x7fffd0000990)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:4135
#2  0x00007fffede2938c in g_main_context_iterate (context=context@entry=0x7fffd0000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3835
#3  0x00007fffede2949c in g_main_context_iteration (context=0x7fffd0000990, may_block=may_block@entry=1) at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3901
#4  0x00007ffff3e0909f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fffd00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007ffff3db05ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffdc83ecd0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#6  0x00007ffff3be55e4 in QThread::exec() (this=this@entry=0x7d9010) at thread/qthread.cpp:525
#7  0x00007ffff4770195 in QQmlThreadPrivate::run() (this=0x7d9010) at qml/ftw/qqmlthread.cpp:148
#8  0x00007ffff3bf0727 in QThreadPrivate::start(void*) (arg=0x7d9010) at thread/qthread_unix.cpp:367
#9  0x00007fffefc8e6ba in start_thread (arg=0x7fffdc83f700) at pthread_create.c:333
#10 0x00007ffff31f441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fffdd040700 (LWP 9588)):
#0  0x00007ffff31e874d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fffede2938c in g_main_context_iterate (priority=2147483647, n_fds=4, fds=0x7fffd8019100, timeout=<optimized out>, context=0x7fffd8000990)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:4135
#2  0x00007fffede2938c in g_main_context_iterate (context=context@entry=0x7fffd8000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
---Type <return> to continue, or q <return> to quit---
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3835
#3  0x00007fffede2949c in g_main_context_iteration (context=0x7fffd8000990, may_block=may_block@entry=1) at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3901
#4  0x00007ffff3e090bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fffd80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007ffff3db05ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffdd03fcc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#6  0x00007ffff3be55e4 in QThread::exec() (this=this@entry=0x7ffff5da4d60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread.cpp:525
#7  0x00007ffff5b2bf35 in QDBusConnectionManager::run() (this=0x7ffff5da4d60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:178
#8  0x00007ffff3bf0727 in QThreadPrivate::start(void*) (arg=0x7ffff5da4d60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:367
#9  0x00007fffefc8e6ba in start_thread (arg=0x7fffdd040700) at pthread_create.c:333
#10 0x00007ffff31f441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fffe5170700 (LWP 9587)):
#0  0x00007ffff31e874d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fffedbc6c62 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fffedbc88d7 in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fffe7b85489 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007ffff3bf0727 in QThreadPrivate::start(void*) (arg=0x733600) at thread/qthread_unix.cpp:367
#5  0x00007fffefc8e6ba in start_thread (arg=0x7fffe5170700) at pthread_create.c:333
#6  0x00007ffff31f441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

---Type <return> to continue, or q <return> to quit---
Thread 1 (Thread 0x7ffff7f2e8c0 (LWP 9581)):
#0  0x00007ffff3de11f6 in QMetaObjectPrivate::disconnect(QObject const*, int, QMetaObject const*, QObject const*, int, void**, QMetaObjectPrivate::DisconnectType) (sender=0x14c3f450, signal_index=53, smeta=0x7fffdf7eb340 <QQuickMenu::staticMetaObject>, receiver=0xc1, method_index=-1, slot=0x7fffffffce30, disconnectType=QMetaObjectPrivate::DisconnectAll) at kernel/qobject.cpp:3424
#1  0x00007ffff3de1927 in QObject::disconnectImpl(QObject const*, void**, QObject const*, void**, QMetaObject const*) (sender=0x14c3f450, signal=<optimized out>, receiver=0xc1, slot=0x7fffffffce30, senderMetaObject=0x7fffdf7eb340 <QQuickMenu::staticMetaObject>) at kernel/qobject.cpp:4986
#2  0x00007fffdf55b6a7 in QQuickMenuPrivate::setParentMenu(QQuickMenu*) ()
    at /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5
#3  0x00007fffdf55cd2b in QQuickMenuPrivate::removeItem(int, QQuickItem*) ()
    at /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5
#4  0x00007ffff70eca13 in QQuickItemPrivate::itemChange(QQuickItem::ItemChange, QQuickItem::ItemChangeData const&) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007ffff70f9b17 in QQuickItem::setParentItem(QQuickItem*) ()
    at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007ffff70fa71c in QQuickItem::~QQuickItem() () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007ffff70faa99 in QQuickItem::~QQuickItem() () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007ffff3ddcaf3 in QObjectPrivate::deleteChildren() (this=this@entry=0x16515310)
    at kernel/qobject.cpp:1997
#9  0x00007ffff3de6be4 in QObject::~QObject() (this=<optimized out>, __in_chrg=<optimized out>)
    at kernel/qobject.cpp:1025
#10 0x00007ffff70fa82c in QQuickItem::~QQuickItem() () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007ffff7119476 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007ffff3ddcaf3 in QObjectPrivate::deleteChildren() (this=this@entry=0x16719640)
---Type <return> to continue, or q <return> to quit---
    at kernel/qobject.cpp:1997
#13 0x00007ffff3de6be4 in QObject::~QObject() (this=<optimized out>, __in_chrg=<optimized out>)
    at kernel/qobject.cpp:1025
#14 0x00007fffce76c6ae in  ()
    at /usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/Templates.2/libqtquicktemplates2plugin.so
#15 0x00007ffff3ddcaf3 in QObjectPrivate::deleteChildren() (this=this@entry=0x15738360)
    at kernel/qobject.cpp:1997
#16 0x00007ffff3de6be4 in QObject::~QObject() (this=<optimized out>, __in_chrg=<optimized out>)
    at kernel/qobject.cpp:1025
#17 0x00007ffff70fa82c in QQuickItem::~QQuickItem() () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#18 0x00007ffff7119626 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#19 0x00007ffff3ddcaf3 in QObjectPrivate::deleteChildren() (this=this@entry=0x156bf420)
    at kernel/qobject.cpp:1997
#20 0x00007ffff3de6be4 in QObject::~QObject() (this=<optimized out>, __in_chrg=<optimized out>)
    at kernel/qobject.cpp:1025
#21 0x00007ffff70fa82c in QQuickItem::~QQuickItem() () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#22 0x00007ffff71190a6 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#23 0x00007ffff3ddfff0 in QObject::event(QEvent*) (this=0x162aa320, e=<optimized out>)
    at kernel/qobject.cpp:1242
#24 0x00007ffff70f89ab in QQuickItem::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#25 0x00007ffff540c39c in QApplicationPrivate::notify_helper(QObject*, QEvent*) ()
    at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007ffff5413ab0 in QApplication::notify(QObject*, QEvent*) ()
    at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007ffff3db2228 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x162aa320, ev---Type <return> to continue, or q <return> to quit---
ent=event@entry=0x1506e260) at kernel/qcoreapplication.cpp:1048
#28 0x00007ffff3db4e2e in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (event=0x1506e260, receiver=<optimized out>)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#29 0x00007ffff3db4e2e in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x7179f0)
    at kernel/qcoreapplication.cpp:1745
#30 0x00007ffff3db52a8 in QCoreApplication::sendPostedEvents(QObject*, int) (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1599
#31 0x00007ffff3e09a93 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer) (s=0x766d80)
    at kernel/qeventdispatcher_glib.cpp:276
#32 0x00007fffede29197 in g_main_context_dispatch (context=0x7fffe00016f0)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3154
#33 0x00007fffede29197 in g_main_context_dispatch (context=context@entry=0x7fffe00016f0)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3769
#34 0x00007fffede293f0 in g_main_context_iterate (context=context@entry=0x7fffe00016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3840
#35 0x00007fffede2949c in g_main_context_iteration (context=0x7fffe00016f0, may_block=may_block@entry=1) at /build/glib2.0-b4FPyK/glib2.0-2.48.2/./glib/gmain.c:3901
#36 0x00007ffff3e0909f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x758280, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#37 0x00007fffe7c0e9a1 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#38 0x00007ffff3db05ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffffffdb60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
---Type <return> to continue, or q <return> to quit---
#39 0x00007ffff3db96c4 in QCoreApplication::exec() () at kernel/qcoreapplication.cpp:1336
#40 0x00000000004133ff in main(int, char**) (argc=1, argv=<optimized out>)
    at /workspace/build/discover/main.cpp:156
Comment 1 Aleix Pol 2018-08-31 15:50:01 UTC

*** This bug has been marked as a duplicate of bug 397863 ***