Bug 354616

Summary: instant messaging crash when trying to edit settings
Product: [Plasma] plasmashell Reporter: jkonecny
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED DUPLICATE    
Severity: crash CC: bhush94, mklapetek, plasma-bugs
Priority: NOR Keywords: drkonqi
Version: 5.4.2   
Target Milestone: 1.0   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description jkonecny 2015-10-30 19:54:56 UTC 
Application: plasmashell (5.4.2)

Qt Version: 5.4.2
Operating System: Linux 4.2.0-16-generic x86_64
Distribution: Ubuntu 15.10

-- Information about the crash:
Go to instant messaging settings, select account, click configure, crash

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fa9a37d5800 (LWP 22776))]

Thread 19 (Thread 0x7fa98d35c700 (LWP 22778)):
#0  0x00007fa99df808dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fa9a1fc7bd2 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fa9a1fc974f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fa98fef1a39 in QXcbEventReader::run (this=0x1591550) at qxcbconnection.cpp:1105
#4  0x00007fa99e6732be in QThreadPrivate::start (arg=0x1591550) at thread/qthread_unix.cpp:337
#5  0x00007fa99d7626aa in start_thread (arg=0x7fa98d35c700) at pthread_create.c:333
#6  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7fa986b48700 (LWP 22782)):
#0  0x00007fa99ad71869 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fa99ad2d1d2 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa99ad2d2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa99e8aa29b in QEventDispatcherGlib::processEvents (this=0x7fa9800008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007fa99e85075a in QEventLoop::exec (this=this@entry=0x7fa986b47da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fa99e66e3d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fa9a0e96f85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fa99e6732be in QThreadPrivate::start (arg=0x16b8fe0) at thread/qthread_unix.cpp:337
#8  0x00007fa99d7626aa in start_thread (arg=0x7fa986b48700) at pthread_create.c:333
#9  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7fa97c0df700 (LWP 22783)):
#0  0x00007fa99df808dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fa99ad2d1ec in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa99ad2d2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa99e8aa29b in QEventDispatcherGlib::processEvents (this=0x7fa9740008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007fa99e85075a in QEventLoop::exec (this=this@entry=0x7fa97c0deda0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fa99e66e3d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fa9a0e96f85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fa99e6732be in QThreadPrivate::start (arg=0x1a7f2a0) at thread/qthread_unix.cpp:337
#8  0x00007fa99d7626aa in start_thread (arg=0x7fa97c0df700) at pthread_create.c:333
#9  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7fa979823700 (LWP 22787)):
#0  0x00007fa99ad2d30d in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fa99e8aa29b in QEventDispatcherGlib::processEvents (this=0x7fa9700008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#2  0x00007fa99e85075a in QEventLoop::exec (this=this@entry=0x7fa979822da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#3  0x00007fa99e66e3d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#4  0x00007fa9a0e96f85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#5  0x00007fa99e6732be in QThreadPrivate::start (arg=0x1c5d780) at thread/qthread_unix.cpp:337
#6  0x00007fa99d7626aa in start_thread (arg=0x7fa979823700) at pthread_create.c:333
#7  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7fa96bdf7700 (LWP 22788)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa9a3222114 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007fa9a3222159 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007fa99d7626aa in start_thread (arg=0x7fa96bdf7700) at pthread_create.c:333
#4  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7fa8e7938700 (LWP 22789)):
#0  0x00007fa99ad71869 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fa99ad2cc2c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa99ad2d190 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa99ad2d2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa99e8aa29b in QEventDispatcherGlib::processEvents (this=0x7fa8e00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007fa99e85075a in QEventLoop::exec (this=this@entry=0x7fa8e7937d50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fa99e66e3d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fa9a1812ef6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007fa99e6732be in QThreadPrivate::start (arg=0x21455c0) at thread/qthread_unix.cpp:337
#9  0x00007fa99d7626aa in start_thread (arg=0x7fa8e7938700) at pthread_create.c:333
#10 0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fa8e5f21700 (LWP 22790)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa99e67455b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x2604100) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x21d8080, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fa9a1885b3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fa9a18863c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fa99e6732be in QThreadPrivate::start (arg=0x21d8000) at thread/qthread_unix.cpp:337
#6  0x00007fa99d7626aa in start_thread (arg=0x7fa8e5f21700) at pthread_create.c:333
#7  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7fa8deffe700 (LWP 22791)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa99e67455b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x279fba0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x273e4d0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fa9a1885b3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fa9a18863c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fa99e6732be in QThreadPrivate::start (arg=0x273e450) at thread/qthread_unix.cpp:337
#6  0x00007fa99d7626aa in start_thread (arg=0x7fa8deffe700) at pthread_create.c:333
#7  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7fa8d3fff700 (LWP 22792)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa99e67455b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x2941540) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x28dc870, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fa9a1885b3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fa9a18863c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fa99e6732be in QThreadPrivate::start (arg=0x28dc7f0) at thread/qthread_unix.cpp:337
#6  0x00007fa99d7626aa in start_thread (arg=0x7fa8d3fff700) at pthread_create.c:333
#7  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fa8c3b9f700 (LWP 22794)):
#0  0x00007fa99df808dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fa99ad2d1ec in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa99ad2d2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa99e8aa29b in QEventDispatcherGlib::processEvents (this=0x7fa8bc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007fa99e85075a in QEventLoop::exec (this=this@entry=0x7fa8c3b9ed80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fa99e66e3d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fa8c5e398f7 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007fa99e6732be in QThreadPrivate::start (arg=0x39a6220) at thread/qthread_unix.cpp:337
#8  0x00007fa99d7626aa in start_thread (arg=0x7fa8c3b9f700) at pthread_create.c:333
#9  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7fa8c2d4d700 (LWP 22804)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa99e67455b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x3c16200) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x3c16450, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fa9a1885b3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fa9a18863c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fa99e6732be in QThreadPrivate::start (arg=0x3c163d0) at thread/qthread_unix.cpp:337
#6  0x00007fa99d7626aa in start_thread (arg=0x7fa8c2d4d700) at pthread_create.c:333
#7  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fa8c226c700 (LWP 22805)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa99e67455b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x3be9c40) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x3eacd70, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fa9a1885b3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fa9a18863c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fa99e6732be in QThreadPrivate::start (arg=0x3eaccf0) at thread/qthread_unix.cpp:337
#6  0x00007fa99d7626aa in start_thread (arg=0x7fa8c226c700) at pthread_create.c:333
#7  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fa8c0fb8700 (LWP 22808)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa99e67455b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x3b270e0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x3ff1e50, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fa9a1885b3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fa9a18863c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fa99e6732be in QThreadPrivate::start (arg=0x3ff1dd0) at thread/qthread_unix.cpp:337
#6  0x00007fa99d7626aa in start_thread (arg=0x7fa8c0fb8700) at pthread_create.c:333
#7  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fa8a9c4f700 (LWP 22825)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa99e67455b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x43b3150) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x46cd170, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fa9a1885b3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fa9a18863c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fa99e6732be in QThreadPrivate::start (arg=0x46cd0f0) at thread/qthread_unix.cpp:337
#6  0x00007fa99d7626aa in start_thread (arg=0x7fa8a9c4f700) at pthread_create.c:333
#7  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fa8a3dee700 (LWP 22828)):
#0  0x00007fa99df808dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fa99ad2d1ec in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa99ad2d2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa99ad2d339 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa99ad53965 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa99d7626aa in start_thread (arg=0x7fa8a3dee700) at pthread_create.c:333
#6  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fa8a91ac700 (LWP 22829)):
#0  0x00007fa99df808dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fa99ad2d1ec in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa99ad2d572 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa8a28c14c6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fa99ad53965 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa99d7626aa in start_thread (arg=0x7fa8a91ac700) at pthread_create.c:333
#6  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fa8a11a5700 (LWP 22871)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa99e67455b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x49b6f50) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x4a10e50, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fa9a1885b3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fa9a18863c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fa99e6732be in QThreadPrivate::start (arg=0x4a10dd0) at thread/qthread_unix.cpp:337
#6  0x00007fa99d7626aa in start_thread (arg=0x7fa8a11a5700) at pthread_create.c:333
#7  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fa8a19a6700 (LWP 22891)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa99e67455b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x438e6e0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x4e6edb0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fa9a1885b3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fa9a18863c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fa99e6732be in QThreadPrivate::start (arg=0x4e6ed30) at thread/qthread_unix.cpp:337
#6  0x00007fa99d7626aa in start_thread (arg=0x7fa8a19a6700) at pthread_create.c:333
#7  0x00007fa99df8beed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fa9a37d5800 (LWP 22776)):
[KCrash Handler]
#6  0x00007fa8a1bdd9f8 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kaccounts/ui/ktpaccountskcm_plugin_kaccounts.so
#7  0x00007fa99e883617 in QtPrivate::QSlotObjectBase::call (a=0x7ffeb19c7170, r=0x3ff3160, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#8  QMetaObject::activate (sender=0x3ff3160, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3702
#9  0x00007fa8a1bdd9b8 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kaccounts/ui/ktpaccountskcm_plugin_kaccounts.so
#10 0x00007fa99e883617 in QtPrivate::QSlotObjectBase::call (a=0x7ffeb19c7350, r=0x3bf3360, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#11 QMetaObject::activate (sender=sender@entry=0x3bf3360, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7ffeb19c7350) at kernel/qobject.cpp:3702
#12 0x00007fa99e883f87 in QMetaObject::activate (sender=sender@entry=0x3bf3360, m=m@entry=0x7fa99f847620 <QAbstractButton::staticMetaObject>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7ffeb19c7350) at kernel/qobject.cpp:3582
#13 0x00007fa99f6c1fe2 in QAbstractButton::clicked (this=this@entry=0x3bf3360, _t1=false) at .moc/moc_qabstractbutton.cpp:298
#14 0x00007fa99f428914 in QAbstractButtonPrivate::emitClicked (this=0x4a59d60) at widgets/qabstractbutton.cpp:534
#15 0x00007fa99f429df9 in QAbstractButtonPrivate::click (this=0x4a59d60) at widgets/qabstractbutton.cpp:527
#16 0x00007fa99f429f74 in QAbstractButton::mouseReleaseEvent (this=0x3bf3360, e=0x7ffeb19c7820) at widgets/qabstractbutton.cpp:1132
#17 0x00007fa99f373188 in QWidget::event (this=0x3bf3360, event=0x7ffeb19c7820) at kernel/qwidget.cpp:9023
#18 0x00007fa99f330b8c in QApplicationPrivate::notify_helper (this=this@entry=0x1563c60, receiver=receiver@entry=0x3bf3360, e=e@entry=0x7ffeb19c7820) at kernel/qapplication.cpp:3720
#19 0x00007fa99f336c7a in QApplication::notify (this=<optimized out>, receiver=0x3bf3360, e=0x7ffeb19c7820) at kernel/qapplication.cpp:3280
#20 0x00007fa99e852f1b in QCoreApplication::notifyInternal (this=0x7ffeb19c8140, receiver=receiver@entry=0x3bf3360, event=event@entry=0x7ffeb19c7820) at kernel/qcoreapplication.cpp:935
#21 0x00007fa99f3356f2 in QCoreApplication::sendSpontaneousEvent (event=0x7ffeb19c7820, receiver=0x3bf3360) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#22 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x3bf3360, event=event@entry=0x7ffeb19c7820, alienWidget=alienWidget@entry=0x3bf3360, nativeWidget=0x3b973d0, buttonDown=buttonDown@entry=0x7fa99f856a10 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:2751
#23 0x00007fa99f38a440 in QWidgetWindow::handleMouseEvent (this=this@entry=0x4b6d270, event=event@entry=0x7ffeb19c7c40) at kernel/qwidgetwindow.cpp:543
#24 0x00007fa99f38c78b in QWidgetWindow::event (this=0x4b6d270, event=0x7ffeb19c7c40) at kernel/qwidgetwindow.cpp:210
#25 0x00007fa99f330b8c in QApplicationPrivate::notify_helper (this=this@entry=0x1563c60, receiver=receiver@entry=0x4b6d270, e=e@entry=0x7ffeb19c7c40) at kernel/qapplication.cpp:3720
#26 0x00007fa99f336230 in QApplication::notify (this=0x7ffeb19c8140, receiver=0x4b6d270, e=0x7ffeb19c7c40) at kernel/qapplication.cpp:3503
#27 0x00007fa99e852f1b in QCoreApplication::notifyInternal (this=0x7ffeb19c8140, receiver=receiver@entry=0x4b6d270, event=event@entry=0x7ffeb19c7c40) at kernel/qcoreapplication.cpp:935
#28 0x00007fa99eb753c8 in QCoreApplication::sendSpontaneousEvent (event=0x7ffeb19c7c40, receiver=0x4b6d270) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#29 QGuiApplicationPrivate::processMouseEvent (e=0x4e8dbb0) at kernel/qguiapplication.cpp:1772
#30 0x00007fa99eb77005 in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x4e8dbb0) at kernel/qguiapplication.cpp:1576
#31 0x00007fa99eb5c5b8 in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:572
#32 0x00007fa98ff1e250 in userEventSourceDispatch (source=<optimized out>) at eventdispatchers/qeventdispatcher_glib.cpp:70
#33 0x00007fa99ad2cff7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007fa99ad2d250 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007fa99ad2d2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007fa99e8aa27f in QEventDispatcherGlib::processEvents (this=0x15d2a80, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#37 0x00007fa99e85075a in QEventLoop::exec (this=this@entry=0x7ffeb19c7fc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#38 0x00007fa99e8582cc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#39 0x00007fa99eb6d00c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#40 0x00007fa99f32d025 in QApplication::exec () at kernel/qapplication.cpp:2956
#41 0x00000000004322c3 in main (argc=4, argv=<optimized out>) at ../../shell/main.cpp:176

Possible duplicates by query: bug 354420, bug 354123.

Reported using DrKonqi
Comment 1 David Edmundson 2015-11-02 17:33:49 UTC 

*** This bug has been marked as a duplicate of bug 351600 ***
Comment 2 Martin Klapetek 2015-11-03 15:06:52 UTC 
This is fixed in 15.08.3, please update once it's available.

*** This bug has been marked as a duplicate of bug 351785 ***