Bug 341437

Application: kdeconnectd (0.1)
KDE Platform Version: 4.14.2
Qt Version: 4.8.6
Operating System: Linux 3.16.0-25-generic x86_64
Distribution: Ubuntu 14.10

-- Information about the crash:
- What I was doing when the application crashed:

I was spirit to realize the appairage of my telephone (galaxy note(mark) 1) with my pc under kubuntu 14.10. It is during the validation of the request of apparaige that the application crashes

The crash can be reproduced every time.

-- Backtrace:
Application: kdeconnect (kdeconnectd), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fa1a52808c0 (LWP 7298))]

Thread 3 (Thread 0x7fa193277700 (LWP 7302)):
#0  0x00007fa19ef8b365 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fa19ef46a36 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa19ef46f48 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa19ef46ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa1a332504e in QEventDispatcherGlib::processEvents (this=0x7fa18c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#5  0x00007fa1a32f64f1 in QEventLoop::processEvents (this=this@entry=0x7fa193276d20, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fa1a32f6805 in QEventLoop::exec (this=this@entry=0x7fa193276d20, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007fa1a31f4c39 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:538
#8  0x00007fa1a31f739f in QThreadPrivate::start (arg=0x18a10f0) at thread/qthread_unix.cpp:349
#9  0x00007fa19fa850a5 in start_thread (arg=0x7fa193277700) at pthread_create.c:309
#10 0x00007fa1a2ba284d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7fa190ae1700 (LWP 7364)):
#0  0x00007fa1a2b9839d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fa19ef46ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa19ef46ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa1a332504e in QEventDispatcherGlib::processEvents (this=0x7fa1840008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4  0x00007fa1a32f64f1 in QEventLoop::processEvents (this=this@entry=0x7fa190ae0ce0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fa1a32f6805 in QEventLoop::exec (this=this@entry=0x7fa190ae0ce0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fa1a31f4c39 in QThread::exec (this=this@entry=0x18f7150) at thread/qthread.cpp:538
#7  0x00007fa1a32d8033 in QInotifyFileSystemWatcherEngine::run (this=0x18f7150) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007fa1a31f739f in QThreadPrivate::start (arg=0x18f7150) at thread/qthread_unix.cpp:349
#9  0x00007fa19fa850a5 in start_thread (arg=0x7fa190ae1700) at pthread_create.c:309
#10 0x00007fa1a2ba284d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7fa1a52808c0 (LWP 7298)):
[KCrash Handler]
#5  QCA::Provider::Context::provider (this=this@entry=0x0) at qca_core.cpp:887
#6  0x00007fa1a1df23ed in QCA::PublicKey::toPEM (this=<optimized out>) at qca_publickey.cpp:874
#7  0x00007fa1a4e8ce8b in Device::sendOwnPublicKey() () from /usr/lib/libkdeconnectcore.so.1
#8  0x00007fa1a4e8de29 in Device::acceptPairing() () from /usr/lib/libkdeconnectcore.so.1
#9  0x00007fa1a4e769b5 in ?? () from /usr/lib/libkdeconnectcore.so.1
#10 0x00007fa1a330ba7a in QMetaObject::activate (sender=0x1a4dc00, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3567
#11 0x00007fa1a4a565c5 in KNotification::activate(unsigned int) () from /usr/lib/libkdeui.so.5
#12 0x00007fa1a4a57e4d in ?? () from /usr/lib/libkdeui.so.5
#13 0x00007fa1a330ba7a in QMetaObject::activate (sender=0x1897ab0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffac06da20) at kernel/qobject.cpp:3567
#14 0x00007fa1a4b818bc in ?? () from /usr/lib/libkdeui.so.5
#15 0x00007fa1a4b81d01 in ?? () from /usr/lib/libkdeui.so.5
#16 0x00007fa1a4b821f3 in ?? () from /usr/lib/libkdeui.so.5
#17 0x00007fa1a1b28bf6 in QDBusConnectionPrivate::deliverCall (this=0x16da750, object=0x1897ab0, msg=..., metaTypes=..., slotIdx=5) at qdbusintegrator.cpp:951
#18 0x00007fa1a330ff41 in QObject::event (this=0x1897ab0, e=<optimized out>) at kernel/qobject.cpp:1222
#19 0x00007fa1a382711c in QApplicationPrivate::notify_helper (this=this@entry=0x16d7000, receiver=receiver@entry=0x1897ab0, e=e@entry=0x1990f50) at kernel/qapplication.cpp:4570
#20 0x00007fa1a382d870 in QApplication::notify (this=0x7fffac06e400, receiver=0x1897ab0, e=0x1990f50) at kernel/qapplication.cpp:4356
#21 0x00007fa1a4a294da in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#22 0x00007fa1a32f786d in QCoreApplication::notifyInternal (this=0x7fffac06e400, receiver=receiver@entry=0x1897ab0, event=event@entry=0x1990f50) at kernel/qcoreapplication.cpp:953
#23 0x00007fa1a32faf41 in sendEvent (event=0x1990f50, receiver=0x1897ab0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#24 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x16a6e60) at kernel/qcoreapplication.cpp:1577
#25 0x00007fa1a32fb3d3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1470
#26 0x00007fa1a3324ed3 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#27 postEventSourceDispatch (s=0x16d9240) at kernel/qeventdispatcher_glib.cpp:287
#28 0x00007fa19ef46c5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007fa19ef46f48 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007fa19ef46ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007fa1a3325031 in QEventDispatcherGlib::processEvents (this=0x16a8760, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#32 0x00007fa1a38ca4e6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#33 0x00007fa1a32f64f1 in QEventLoop::processEvents (this=this@entry=0x7fffac06e340, flags=...) at kernel/qeventloop.cpp:149
#34 0x00007fa1a32f6805 in QEventLoop::exec (this=this@entry=0x7fffac06e340, flags=...) at kernel/qeventloop.cpp:204
#35 0x00007fa1a32fbf67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#36 0x0000000000401190 in ?? ()
#37 0x00007fa1a2ac9ec5 in __libc_start_main (main=0x400fb0, argc=1, argv=0x7fffac06e548, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffac06e538) at libc-start.c:287
#38 0x00000000004011f7 in _start ()

Reported using DrKonqi