Application: plasmashell (5.3.2)

Qt Version: 5.4.2
Operating System: Linux 3.16.7-21-desktop x86_64
Distribution: "openSUSE 13.2 (Harlequin) (x86_64)"

-- Information about the crash:
Crash on start after upgrade from KDE4 to Plasma5

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
81	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7f24378b37c0 (LWP 21542))]

Thread 16 (Thread 0x7f24220e1700 (LWP 21543)):
#0  0x00007f24313cec5d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f24361ea322 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007f24361ebdef in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007f242446fe69 in ?? () from /usr/lib64/qt5/plugins/platforms/libqxcb.so
#4  0x00007f2431a4885f in QThreadPrivate::start (arg=0x15c2180) at thread/qthread_unix.cpp:337
#5  0x00007f24309cc0a4 in start_thread (arg=0x7f24220e1700) at pthread_create.c:309
#6  0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 15 (Thread 0x7f24186f4700 (LWP 21544)):
#0  g_mutex_unlock (mutex=0x7f2410000990) at gthread-posix.c:1343
#1  0x00007f242dad4280 in g_main_context_prepare (context=context@entry=0x7f2410000990, priority=priority@entry=0x7f24186f3cb8) at gmain.c:3397
#2  0x00007f242dad4b03 in g_main_context_iterate (context=context@entry=0x7f2410000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3761
#3  0x00007f242dad4cec in g_main_context_iteration (context=0x7f2410000990, may_block=1) at gmain.c:3842
#4  0x00007f2431c7a60b in QEventDispatcherGlib::processEvents (this=0x7f24100008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f2431c2121b in QEventLoop::exec (this=this@entry=0x7f24186f3df0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f2431a43c3a in QThread::exec (this=this@entry=0x16b9130) at thread/qthread.cpp:503
#7  0x00007f2434cab658 in QQmlThreadPrivate::run (this=0x16b9130) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/ftw/qqmlthread.cpp:141
#8  0x00007f2431a4885f in QThreadPrivate::start (arg=0x16b9130) at thread/qthread_unix.cpp:337
#9  0x00007f24309cc0a4 in start_thread (arg=0x7f24186f4700) at pthread_create.c:309
#10 0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 14 (Thread 0x7f240efe6700 (LWP 21545)):
#0  g_mutex_unlock (mutex=0x7f2408000990) at gthread-posix.c:1343
#1  0x00007f242dad4bd9 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f2408002e70, timeout=-1, context=0x7f2408000990) at gmain.c:4075
#2  g_main_context_iterate (context=context@entry=0x7f2408000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3776
#3  0x00007f242dad4cec in g_main_context_iteration (context=0x7f2408000990, may_block=1) at gmain.c:3842
#4  0x00007f2431c7a60b in QEventDispatcherGlib::processEvents (this=0x7f24080008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f2431c2121b in QEventLoop::exec (this=this@entry=0x7f240efe5df0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f2431a43c3a in QThread::exec (this=this@entry=0x1b60680) at thread/qthread.cpp:503
#7  0x00007f2434cab658 in QQmlThreadPrivate::run (this=0x1b60680) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/ftw/qqmlthread.cpp:141
#8  0x00007f2431a4885f in QThreadPrivate::start (arg=0x1b60680) at thread/qthread_unix.cpp:337
#9  0x00007f24309cc0a4 in start_thread (arg=0x7f240efe6700) at pthread_create.c:309
#10 0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 13 (Thread 0x7f240cf93700 (LWP 21549)):
#0  0x00007f24313cad2d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f242db15750 in read (__nbytes=16, __buf=0x7f240cf92bf0, __fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  g_wakeup_acknowledge (wakeup=0x7f2400002780) at gwakeup.c:210
#3  0x00007f242dad4714 in g_main_context_check (context=context@entry=0x7f2404000990, max_priority=2147483647, fds=fds@entry=0x7f2404003070, n_fds=n_fds@entry=1) at gmain.c:3579
#4  0x00007f242dad4b7b in g_main_context_iterate (context=context@entry=0x7f2404000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3778
#5  0x00007f242dad4cec in g_main_context_iteration (context=0x7f2404000990, may_block=1) at gmain.c:3842
#6  0x00007f2431c7a60b in QEventDispatcherGlib::processEvents (this=0x7f24040008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#7  0x00007f2431c2121b in QEventLoop::exec (this=this@entry=0x7f240cf92df0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007f2431a43c3a in QThread::exec (this=this@entry=0x1bcc9f0) at thread/qthread.cpp:503
#9  0x00007f2434cab658 in QQmlThreadPrivate::run (this=0x1bcc9f0) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/ftw/qqmlthread.cpp:141
#10 0x00007f2431a4885f in QThreadPrivate::start (arg=0x1bcc9f0) at thread/qthread_unix.cpp:337
#11 0x00007f24309cc0a4 in start_thread (arg=0x7f240cf93700) at pthread_create.c:309
#12 0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 12 (Thread 0x7f23ff7ff700 (LWP 21550)):
#0  0x00007f24313cec5d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f242dad4be4 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f23f8002e70, timeout=-1, context=0x7f23f8000990) at gmain.c:4076
#2  g_main_context_iterate (context=context@entry=0x7f23f8000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3776
#3  0x00007f242dad4cec in g_main_context_iteration (context=0x7f23f8000990, may_block=1) at gmain.c:3842
#4  0x00007f2431c7a60b in QEventDispatcherGlib::processEvents (this=0x7f23f80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f2431c2121b in QEventLoop::exec (this=this@entry=0x7f23ff7fedf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f2431a43c3a in QThread::exec (this=this@entry=0x1cf3d80) at thread/qthread.cpp:503
#7  0x00007f2434cab658 in QQmlThreadPrivate::run (this=0x1cf3d80) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/ftw/qqmlthread.cpp:141
#8  0x00007f2431a4885f in QThreadPrivate::start (arg=0x1cf3d80) at thread/qthread_unix.cpp:337
#9  0x00007f24309cc0a4 in start_thread (arg=0x7f23ff7ff700) at pthread_create.c:309
#10 0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 11 (Thread 0x7f23fe7fe700 (LWP 21551)):
#0  0x00007f2431c7a53c in unlock (this=<synthetic pointer>) at ../../src/corelib/thread/qmutex.h:137
#1  ~QMutexLocker (this=<synthetic pointer>, __in_chrg=<optimized out>) at ../../src/corelib/thread/qmutex.h:132
#2  canWaitLocked (this=0x1de8c10) at ../../src/corelib/thread/qthread_p.h:244
#3  postEventSourcePrepare (s=0x7f23f00012d0, timeout=timeout@entry=0x7f23fe7fdc34) at kernel/qeventdispatcher_glib.cpp:254
#4  0x00007f242dad428d in g_main_context_prepare (context=context@entry=0x7f23f0000990, priority=priority@entry=0x7f23fe7fdcb8) at gmain.c:3399
#5  0x00007f242dad4b03 in g_main_context_iterate (context=context@entry=0x7f23f0000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3761
#6  0x00007f242dad4cec in g_main_context_iteration (context=0x7f23f0000990, may_block=1) at gmain.c:3842
#7  0x00007f2431c7a60b in QEventDispatcherGlib::processEvents (this=0x7f23f00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#8  0x00007f2431c2121b in QEventLoop::exec (this=this@entry=0x7f23fe7fddf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#9  0x00007f2431a43c3a in QThread::exec (this=this@entry=0x1de8a60) at thread/qthread.cpp:503
#10 0x00007f2434cab658 in QQmlThreadPrivate::run (this=0x1de8a60) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/ftw/qqmlthread.cpp:141
#11 0x00007f2431a4885f in QThreadPrivate::start (arg=0x1de8a60) at thread/qthread_unix.cpp:337
#12 0x00007f24309cc0a4 in start_thread (arg=0x7f23fe7fe700) at pthread_create.c:309
#13 0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 10 (Thread 0x7f23fd7fd700 (LWP 21552)):
#0  0x00007f24313cad2d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f242db15750 in read (__nbytes=16, __buf=0x7f23fd7fcbf0, __fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  g_wakeup_acknowledge (wakeup=0x7f23f0002750) at gwakeup.c:210
#3  0x00007f242dad4714 in g_main_context_check (context=context@entry=0x7f23f4000990, max_priority=2147483647, fds=fds@entry=0x7f23f4002e70, n_fds=n_fds@entry=1) at gmain.c:3579
#4  0x00007f242dad4b7b in g_main_context_iterate (context=context@entry=0x7f23f4000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3778
#5  0x00007f242dad4cec in g_main_context_iteration (context=0x7f23f4000990, may_block=1) at gmain.c:3842
#6  0x00007f2431c7a60b in QEventDispatcherGlib::processEvents (this=0x7f23f40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#7  0x00007f2431c2121b in QEventLoop::exec (this=this@entry=0x7f23fd7fcdf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007f2431a43c3a in QThread::exec (this=this@entry=0x1ed04f0) at thread/qthread.cpp:503
#9  0x00007f2434cab658 in QQmlThreadPrivate::run (this=0x1ed04f0) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/ftw/qqmlthread.cpp:141
#10 0x00007f2431a4885f in QThreadPrivate::start (arg=0x1ed04f0) at thread/qthread_unix.cpp:337
#11 0x00007f24309cc0a4 in start_thread (arg=0x7f23fd7fd700) at pthread_create.c:309
#12 0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 9 (Thread 0x7f23effff700 (LWP 21553)):
#0  0x00007f24313cec5d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f242dad4be4 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f23e8002e70, timeout=-1, context=0x7f23e8000990) at gmain.c:4076
#2  g_main_context_iterate (context=context@entry=0x7f23e8000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3776
#3  0x00007f242dad4cec in g_main_context_iteration (context=0x7f23e8000990, may_block=1) at gmain.c:3842
#4  0x00007f2431c7a60b in QEventDispatcherGlib::processEvents (this=0x7f23e80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f2431c2121b in QEventLoop::exec (this=this@entry=0x7f23efffedf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f2431a43c3a in QThread::exec (this=this@entry=0x1fc4310) at thread/qthread.cpp:503
#7  0x00007f2434cab658 in QQmlThreadPrivate::run (this=0x1fc4310) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/ftw/qqmlthread.cpp:141
#8  0x00007f2431a4885f in QThreadPrivate::start (arg=0x1fc4310) at thread/qthread_unix.cpp:337
#9  0x00007f24309cc0a4 in start_thread (arg=0x7f23effff700) at pthread_create.c:309
#10 0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 8 (Thread 0x7f23eeffe700 (LWP 21554)):
#0  0x00007f24313cec5d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f242dad4be4 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f23e0003270, timeout=-1, context=0x7f23e0000990) at gmain.c:4076
#2  g_main_context_iterate (context=context@entry=0x7f23e0000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3776
#3  0x00007f242dad4cec in g_main_context_iteration (context=0x7f23e0000990, may_block=1) at gmain.c:3842
#4  0x00007f2431c7a60b in QEventDispatcherGlib::processEvents (this=0x7f23e00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f2431c2121b in QEventLoop::exec (this=this@entry=0x7f23eeffddf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f2431a43c3a in QThread::exec (this=this@entry=0x20c8bf0) at thread/qthread.cpp:503
#7  0x00007f2434cab658 in QQmlThreadPrivate::run (this=0x20c8bf0) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/ftw/qqmlthread.cpp:141
#8  0x00007f2431a4885f in QThreadPrivate::start (arg=0x20c8bf0) at thread/qthread_unix.cpp:337
#9  0x00007f24309cc0a4 in start_thread (arg=0x7f23eeffe700) at pthread_create.c:309
#10 0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 7 (Thread 0x7f23edffd700 (LWP 21555)):
#0  0x00007f24313cec5d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f242dad4be4 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f23e4003070, timeout=-1, context=0x7f23e4000990) at gmain.c:4076
#2  g_main_context_iterate (context=context@entry=0x7f23e4000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3776
#3  0x00007f242dad4cec in g_main_context_iteration (context=0x7f23e4000990, may_block=1) at gmain.c:3842
#4  0x00007f2431c7a60b in QEventDispatcherGlib::processEvents (this=0x7f23e40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f2431c2121b in QEventLoop::exec (this=this@entry=0x7f23edffcdf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f2431a43c3a in QThread::exec (this=this@entry=0x21a7790) at thread/qthread.cpp:503
#7  0x00007f2434cab658 in QQmlThreadPrivate::run (this=0x21a7790) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/ftw/qqmlthread.cpp:141
#8  0x00007f2431a4885f in QThreadPrivate::start (arg=0x21a7790) at thread/qthread_unix.cpp:337
#9  0x00007f24309cc0a4 in start_thread (arg=0x7f23edffd700) at pthread_create.c:309
#10 0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7f23ecffc700 (LWP 21556)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f2436fea61b in ?? () from /usr/lib64/libQt5Script.so.5
#2  0x00007f2436fea649 in ?? () from /usr/lib64/libQt5Script.so.5
#3  0x00007f24309cc0a4 in start_thread (arg=0x7f23ecffc700) at pthread_create.c:309
#4  0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7f235ffff700 (LWP 21557)):
#0  0x00007f24313cec5d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f242dad4be4 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f23580027d0, timeout=-1, context=0x7f2358000990) at gmain.c:4076
#2  g_main_context_iterate (context=context@entry=0x7f2358000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3776
#3  0x00007f242dad4cec in g_main_context_iteration (context=0x7f2358000990, may_block=1) at gmain.c:3842
#4  0x00007f2431c7a60b in QEventDispatcherGlib::processEvents (this=0x7f23580008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f2431c2121b in QEventLoop::exec (this=this@entry=0x7f235fffedf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f2431a43c3a in QThread::exec (this=this@entry=0x22b3db0) at thread/qthread.cpp:503
#7  0x00007f2434cab658 in QQmlThreadPrivate::run (this=0x22b3db0) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/ftw/qqmlthread.cpp:141
#8  0x00007f2431a4885f in QThreadPrivate::start (arg=0x22b3db0) at thread/qthread_unix.cpp:337
#9  0x00007f24309cc0a4 in start_thread (arg=0x7f235ffff700) at pthread_create.c:309
#10 0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f235dc40700 (LWP 21558)):
#0  0x00007f24313cad2d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f242db15750 in read (__nbytes=16, __buf=0x7f235dc3fbf0, __fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  g_wakeup_acknowledge (wakeup=0x7f2350001e00) at gwakeup.c:210
#3  0x00007f242dad4714 in g_main_context_check (context=context@entry=0x7f2350000990, max_priority=2147483647, fds=fds@entry=0x7f2350002a70, n_fds=n_fds@entry=1) at gmain.c:3579
#4  0x00007f242dad4b7b in g_main_context_iterate (context=context@entry=0x7f2350000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3778
#5  0x00007f242dad4cec in g_main_context_iteration (context=0x7f2350000990, may_block=1) at gmain.c:3842
#6  0x00007f2431c7a60b in QEventDispatcherGlib::processEvents (this=0x7f23500008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#7  0x00007f2431c2121b in QEventLoop::exec (this=this@entry=0x7f235dc3fdf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007f2431a43c3a in QThread::exec (this=this@entry=0x257ad80) at thread/qthread.cpp:503
#9  0x00007f2434cab658 in QQmlThreadPrivate::run (this=0x257ad80) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/ftw/qqmlthread.cpp:141
#10 0x00007f2431a4885f in QThreadPrivate::start (arg=0x257ad80) at thread/qthread_unix.cpp:337
#11 0x00007f24309cc0a4 in start_thread (arg=0x7f235dc40700) at pthread_create.c:309
#12 0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f2357fff700 (LWP 21559)):
#0  0x00007f242dad41dc in g_main_context_prepare (context=context@entry=0x7f234c000990, priority=priority@entry=0x7f2357ffec78) at gmain.c:3370
#1  0x00007f242dad4b03 in g_main_context_iterate (context=context@entry=0x7f234c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3761
#2  0x00007f242dad4cec in g_main_context_iteration (context=0x7f234c000990, may_block=1) at gmain.c:3842
#3  0x00007f2431c7a60b in QEventDispatcherGlib::processEvents (this=0x7f234c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007f2431c2121b in QEventLoop::exec (this=this@entry=0x7f2357ffedb0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f2431a43c3a in QThread::exec (this=this@entry=0x26196c0) at thread/qthread.cpp:503
#6  0x00007f2435324212 in QQuickPixmapReader::run (this=0x26196c0) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/quick/util/qquickpixmapcache.cpp:714
#7  0x00007f2431a4885f in QThreadPrivate::start (arg=0x26196c0) at thread/qthread_unix.cpp:337
#8  0x00007f24309cc0a4 in start_thread (arg=0x7f2357fff700) at pthread_create.c:309
#9  0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f2356ffe700 (LWP 21560)):
#0  QMutex::lock (this=this@entry=0x21b5a48) at thread/qmutex.cpp:210
#1  0x00007f2431c7a535 in QMutexLocker (m=0x21b5a48, this=<synthetic pointer>) at ../../src/corelib/thread/qmutex.h:128
#2  canWaitLocked (this=0x21b5a20) at ../../src/corelib/thread/qthread_p.h:243
#3  postEventSourcePrepare (s=0x7f23440012d0, timeout=timeout@entry=0x7f2356ffdc34) at kernel/qeventdispatcher_glib.cpp:254
#4  0x00007f242dad428d in g_main_context_prepare (context=context@entry=0x7f2344000990, priority=priority@entry=0x7f2356ffdcb8) at gmain.c:3399
#5  0x00007f242dad4b03 in g_main_context_iterate (context=context@entry=0x7f2344000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3761
#6  0x00007f242dad4cec in g_main_context_iteration (context=0x7f2344000990, may_block=1) at gmain.c:3842
#7  0x00007f2431c7a60b in QEventDispatcherGlib::processEvents (this=0x7f23440008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#8  0x00007f2431c2121b in QEventLoop::exec (this=this@entry=0x7f2356ffddf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#9  0x00007f2431a43c3a in QThread::exec (this=this@entry=0x22b3100) at thread/qthread.cpp:503
#10 0x00007f2434cab658 in QQmlThreadPrivate::run (this=0x22b3100) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/ftw/qqmlthread.cpp:141
#11 0x00007f2431a4885f in QThreadPrivate::start (arg=0x22b3100) at thread/qthread_unix.cpp:337
#12 0x00007f24309cc0a4 in start_thread (arg=0x7f2356ffe700) at pthread_create.c:309
#13 0x00007f24313d708d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f24378b37c0 (LWP 21542)):
[KCrash Handler]
#6  Common::Database::execQuery (this=0x0, query=..., ignoreErrors=ignoreErrors@entry=false) at /usr/src/debug/plasma-desktop-5.3.2/lib/kactivities-stats/src/common/database/Database.cpp:207
#7  0x00007f2355b95dd6 in initQuery (this=0x3f65210) at /usr/src/debug/plasma-desktop-5.3.2/lib/kactivities-stats/src/lib/stats/resultset.cpp:163
#8  KActivities::Experimental::Stats::ResultSet::ResultSet (this=<optimized out>, query=...) at /usr/src/debug/plasma-desktop-5.3.2/lib/kactivities-stats/src/lib/stats/resultset.cpp:405
#9  0x00007f2355b9fc08 in fetchMore (emitChanges=false, this=0x3f5fa70) at /usr/src/debug/plasma-desktop-5.3.2/lib/kactivities-stats/src/lib/stats/resultmodel.cpp:118
#10 init (this=0x3f5fa70) at /usr/src/debug/plasma-desktop-5.3.2/lib/kactivities-stats/src/lib/stats/resultmodel.cpp:289
#11 KActivities::Experimental::Stats::ResultModel::ResultModel (this=<optimized out>, query=..., parent=<optimized out>) at /usr/src/debug/plasma-desktop-5.3.2/lib/kactivities-stats/src/lib/stats/resultmodel.cpp:352
#12 0x00007f2355de35d7 in RecentAppsModel::refresh (this=0x3f5f1a0) at /usr/src/debug/plasma-desktop-5.3.2/applets/kicker/plugin/recentappsmodel.cpp:167
#13 0x00007f2355ddee5d in RootModel::extendEntryList (this=this@entry=0x3f5e7b0) at /usr/src/debug/plasma-desktop-5.3.2/applets/kicker/plugin/rootmodel.cpp:183
#14 0x00007f2355ddf272 in RootModel::RootModel (this=0x3f5e7b0, parent=<optimized out>) at /usr/src/debug/plasma-desktop-5.3.2/applets/kicker/plugin/rootmodel.cpp:53
#15 0x00007f2355dd9930 in QQmlElement (this=0x3f5e7b0) at /usr/include/qt5/QtQml/qqmlprivate.h:93
#16 QQmlPrivate::createInto<RootModel> (memory=0x3f5e7b0) at /usr/include/qt5/QtQml/qqmlprivate.h:102
#17 0x00007f2434c46a59 in QQmlType::create (this=this@entry=0x7f23f8003340) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/qqmlmetatype.cpp:713
#18 0x00007f2434ca71af in QQmlObjectCreator::createInstance (this=this@entry=0x3f4b330, index=5, parent=0x3f5d080, isContextObject=isContextObject@entry=false) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/qqmlobjectcreator.cpp:1061
#19 0x00007f2434ca8add in QQmlObjectCreator::setPropertyBinding (this=this@entry=0x3f4b330, property=property@entry=0x7f23f8021558, binding=binding@entry=0x7f23f8286878) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/qqmlobjectcreator.cpp:774
#20 0x00007f2434ca97f6 in QQmlObjectCreator::setupBindings (this=this@entry=0x3f4b330, bindingsToSkip=...) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/qqmlobjectcreator.cpp:733
#21 0x00007f2434ca620d in QQmlObjectCreator::populateInstance (this=this@entry=0x3f4b330, index=0, instance=0x0, instance@entry=0x3f5d080, bindingTarget=0x0, bindingTarget@entry=0x3f5d080, valueTypeProperty=valueTypeProperty@entry=0x0, bindingsToSkip=...) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/qqmlobjectcreator.cpp:1348
#22 0x00007f2434ca6c23 in QQmlObjectCreator::createInstance (this=this@entry=0x3f4b330, index=index@entry=0, parent=parent@entry=0x0, isContextObject=isContextObject@entry=true) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/qqmlobjectcreator.cpp:1184
#23 0x00007f2434ca7a74 in QQmlObjectCreator::create (this=0x3f4b330, subComponentIndex=-1, parent=parent@entry=0x0, interrupt=interrupt@entry=0x7ffc1a855e30) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/qqmlobjectcreator.cpp:222
#24 0x00007f2434c36367 in QQmlIncubatorPrivate::incubate (this=0x1cf4620, i=...) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/qqmlincubator.cpp:302
#25 0x00007f2434c36b6e in QQmlIncubationController::incubateFor (this=this@entry=0x1dea8a0, msecs=<optimized out>) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/qqmlincubator.cpp:395
#26 0x00007f2435813c1c in incubate (this=0x1dea890) at /usr/src/debug/kdeclarative-5.11.0/src/kdeclarative/private/qmlobject_p.h:63
#27 KDeclarative::QmlObjectIncubationController::incubatingObjectCountChanged (this=0x1dea890, count=1) at /usr/src/debug/kdeclarative-5.11.0/src/kdeclarative/private/qmlobject_p.h:79
#28 0x00007f2434c36805 in QQmlEnginePrivate::incubate (this=this@entry=0x1cf3a90, i=..., forContext=forContext@entry=0x1deb120) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/qqmlincubator.cpp:97
#29 0x00007f2434c3252c in QQmlComponent::create (this=<optimized out>, incubator=..., context=<optimized out>, context@entry=0x0, forContext=forContext@entry=0x0) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/qml/qml/qqmlcomponent.cpp:1068
#30 0x00007f24358041bd in KDeclarative::QmlObject::completeInitialization (this=0x1cf4290, initialProperties=...) at /usr/src/debug/kdeclarative-5.11.0/src/kdeclarative/qmlobject.cpp:270
#31 0x00007f243731485e in PlasmaQuick::AppletQuickItem::init (this=this@entry=0x1ce57b0) at /usr/src/debug/plasma-framework-5.11.0/src/plasmaquick/appletquickitem.cpp:494
#32 0x00007f240cfa8e54 in AppletInterface::init (this=0x1ce57b0) at /usr/src/debug/plasma-framework-5.11.0/src/scriptengines/qml/plasmoid/appletinterface.cpp:169
#33 0x00007f2437315778 in PlasmaQuick::AppletQuickItem::itemChange (this=0x1ce57b0, change=QQuickItem::ItemSceneChange, value=...) at /usr/src/debug/plasma-framework-5.11.0/src/plasmaquick/appletquickitem.cpp:699
#34 0x00007f24353b36dd in QQuickItemPrivate::refWindow (this=0x1cf37f0, c=c@entry=0x167c160) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/quick/items/qquickitem.cpp:2797
#35 0x00007f24353b3685 in QQuickItemPrivate::refWindow (this=this@entry=0x1bc69f0, c=c@entry=0x167c160) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/quick/items/qquickitem.cpp:2790
#36 0x00007f24353b417b in QQuickItem::setParentItem (this=0x1bc6910, parentItem=0x3f02280) at /usr/src/debug/qtdeclarative-opensource-src-5.4.2/src/quick/items/qquickitem.cpp:2539
#37 0x00007f2437321291 in PlasmaQuick::ViewPrivate::setContainment (this=0x3eef410, cont=<optimized out>) at /usr/src/debug/plasma-framework-5.11.0/src/plasmaquick/view.cpp:124
#38 0x00007f2437321709 in PlasmaQuick::View::setContainment (this=this@entry=0x167c160, cont=<optimized out>) at /usr/src/debug/plasma-framework-5.11.0/src/plasmaquick/view.cpp:243
#39 0x0000000000451c1b in ShellCorona::createWaitingPanels (this=0x1679ec0) at /usr/src/debug/plasma-workspace-5.3.2/shell/shellcorona.cpp:965
#40 0x00007f2431c5256f in call (a=0x7ffc1a856580, r=0x1679ec0, this=0x16b0d40) at ../../src/corelib/kernel/qobject_impl.h:124
#41 QMetaObject::activate (sender=sender@entry=0x1679f70, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3702
#42 0x00007f2431c53167 in QMetaObject::activate (sender=sender@entry=0x1679f70, m=m@entry=0x7f243205e880 <QTimer::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3582
#43 0x00007f2431ccfdb0 in QTimer::timeout (this=this@entry=0x1679f70) at .moc/moc_qtimer.cpp:192
#44 0x00007f2431c5fe42 in QTimer::timerEvent (this=0x1679f70, e=<optimized out>) at kernel/qtimer.cpp:247
#45 0x00007f2431c5373c in QObject::event (this=0x1679f70, e=<optimized out>) at kernel/qobject.cpp:1226
#46 0x00007f2432f78bac in QApplicationPrivate::notify_helper (this=this@entry=0x15a7870, receiver=receiver@entry=0x1679f70, e=e@entry=0x7ffc1a8569c0) at kernel/qapplication.cpp:3720
#47 0x00007f2432f7da00 in QApplication::notify (this=0x7ffc1a856d90, receiver=0x1679f70, e=0x7ffc1a8569c0) at kernel/qapplication.cpp:3503
#48 0x00007f2431c232b5 in QCoreApplication::notifyInternal (this=0x7ffc1a856d90, receiver=0x1679f70, event=0x7ffc1a8569c0) at kernel/qcoreapplication.cpp:935
#49 0x00007f2431c79ffd in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../src/corelib/kernel/qcoreapplication.h:228
#50 QTimerInfoList::activateTimers (this=0x15dae60) at kernel/qtimerinfo_unix.cpp:635
#51 0x00007f2431c7a321 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:177
#52 0x00007f242dad4a04 in g_main_dispatch (context=0x7f241c0016f0) at gmain.c:3111
#53 g_main_context_dispatch (context=context@entry=0x7f241c0016f0) at gmain.c:3710
#54 0x00007f242dad4c48 in g_main_context_iterate (context=context@entry=0x7f241c0016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3781
#55 0x00007f242dad4cec in g_main_context_iteration (context=0x7f241c0016f0, may_block=1) at gmain.c:3842
#56 0x00007f2431c7a5ec in QEventDispatcherGlib::processEvents (this=0x15d46c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#57 0x00007f2431c2121b in QEventLoop::exec (this=this@entry=0x7ffc1a856c00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#58 0x00007f2431c28886 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#59 0x0000000000433278 in main (argc=1, argv=<optimized out>) at /usr/src/debug/plasma-workspace-5.3.2/shell/main.cpp:154

Possible duplicates by query: bug 348585, bug 347006.

Reported using DrKonqi