Application: plasmashell (5.4.3)

Qt Version: 5.4.2
Operating System: Linux 4.2.0-19-generic x86_64
Distribution: Ubuntu 15.10

-- Information about the crash:
- What I was doing when the application crashed:I was checking on an account setting in telepathy when KDE desktop crashed and restarted.

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 0x7feb6c29e800 (LWP 2908))]

Thread 23 (Thread 0x7feb4ffff700 (LWP 2947)):
#0  0x00007feb669dd8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007feb6373c1ec in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007feb6373c2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007feb6731329b in QEventDispatcherGlib::processEvents (this=0x7feb480008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007feb672b975a in QEventLoop::exec (this=this@entry=0x7feb4fffeda0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007feb670d73d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007feb6992ef85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007feb670dc2be in QThreadPrivate::start (arg=0x2853480) at thread/qthread_unix.cpp:337
#8  0x00007feb661b96aa in start_thread (arg=0x7feb4ffff700) at pthread_create.c:333
#9  0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7feb45121700 (LWP 2956)):
#0  0x00007ffce1c04949 in ?? ()
#1  0x00007ffce1c04c75 in clock_gettime ()
#2  0x00007feb669f738d in __GI___clock_gettime (clock_id=<optimized out>, tp=tp@entry=0x7feb45120b10) at ../sysdeps/unix/clock_gettime.c:115
#3  0x00007feb6718d3a6 in qt_clock_gettime (ts=0x7feb45120b10, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:105
#4  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:161
#5  qt_gettime () at tools/qelapsedtimer_unix.cpp:170
#6  0x00007feb67310d29 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7feb40002cd0) at kernel/qtimerinfo_unix.cpp:84
#7  0x00007feb67311295 in QTimerInfoList::timerWait (this=0x7feb40002cd0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#8  0x00007feb6731267e in timerSourcePrepareHelper (timeout=0x7feb45120be4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#9  timerSourcePrepare (source=<optimized out>, timeout=0x7feb45120be4) at kernel/qeventdispatcher_glib.cpp:160
#10 0x00007feb6373b77d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007feb6373c11b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007feb6373c2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007feb6731329b in QEventDispatcherGlib::processEvents (this=0x7feb400008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#14 0x00007feb672b975a in QEventLoop::exec (this=this@entry=0x7feb45120da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#15 0x00007feb670d73d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#16 0x00007feb6992ef85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#17 0x00007feb670dc2be in QThreadPrivate::start (arg=0x2ad85b0) at thread/qthread_unix.cpp:337
#18 0x00007feb661b96aa in start_thread (arg=0x7feb45121700) at pthread_create.c:333
#19 0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7feb3e5a1700 (LWP 2969)):
#0  0x00007feb6373924c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007feb6373b71b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007feb6373c11b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007feb6373c2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007feb6731329b in QEventDispatcherGlib::processEvents (this=0x7feb300008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007feb672b975a in QEventLoop::exec (this=this@entry=0x7feb3e5a0da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007feb670d73d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007feb6992ef85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007feb670dc2be in QThreadPrivate::start (arg=0x2bcc030) at thread/qthread_unix.cpp:337
#9  0x00007feb661b96aa in start_thread (arg=0x7feb3e5a1700) at pthread_create.c:333
#10 0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7feb3ccb9700 (LWP 2973)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb6bcf8114 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007feb6bcf8159 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007feb661b96aa in start_thread (arg=0x7feb3ccb9700) at pthread_create.c:333
#4  0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7feb35881700 (LWP 3007)):
#0  0x00007ffce1c04949 in ?? ()
#1  0x00007ffce1c04c75 in clock_gettime ()
#2  0x00007feb669f738d in __GI___clock_gettime (clock_id=<optimized out>, tp=tp@entry=0x7feb35880ac0) at ../sysdeps/unix/clock_gettime.c:115
#3  0x00007feb6718d3a6 in qt_clock_gettime (ts=0x7feb35880ac0, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:105
#4  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:161
#5  qt_gettime () at tools/qelapsedtimer_unix.cpp:170
#6  0x00007feb67310d29 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7feaac002cd0) at kernel/qtimerinfo_unix.cpp:84
#7  0x00007feb67311295 in QTimerInfoList::timerWait (this=0x7feaac002cd0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#8  0x00007feb6731267e in timerSourcePrepareHelper (timeout=0x7feb35880b94, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#9  timerSourcePrepare (source=<optimized out>, timeout=0x7feb35880b94) at kernel/qeventdispatcher_glib.cpp:160
#10 0x00007feb6373b77d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007feb6373c11b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007feb6373c2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007feb6731329b in QEventDispatcherGlib::processEvents (this=0x7feaac0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#14 0x00007feb672b975a in QEventLoop::exec (this=this@entry=0x7feb35880d50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#15 0x00007feb670d73d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#16 0x00007feb6a2bbef6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#17 0x00007feb670dc2be in QThreadPrivate::start (arg=0x309beb0) at thread/qthread_unix.cpp:337
#18 0x00007feb661b96aa in start_thread (arg=0x7feb35881700) at pthread_create.c:333
#19 0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7feaaa629700 (LWP 3038)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb670dd55b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x3518e70) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x3587650, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007feb6a32eb3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007feb6a32f3c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007feb670dc2be in QThreadPrivate::start (arg=0x35875d0) at thread/qthread_unix.cpp:337
#6  0x00007feb661b96aa in start_thread (arg=0x7feaaa629700) at pthread_create.c:333
#7  0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7feaa2ffe700 (LWP 3040)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb670dd55b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x33dd450) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x3567360, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007feb6a32eb3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007feb6a32f3c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007feb670dc2be in QThreadPrivate::start (arg=0x35672e0) at thread/qthread_unix.cpp:337
#6  0x00007feb661b96aa in start_thread (arg=0x7feaa2ffe700) at pthread_create.c:333
#7  0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7fea95fc9700 (LWP 3051)):
#0  0x00007feb670d44ea in QBasicAtomicOps<8>::testAndSetRelaxed<QMutexData*> (currentValue=<synthetic pointer>, newValue=0x1, expectedValue=0x0, _q_value=@0x39f2f98: 0x1) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86.h:259
#1  QGenericAtomicOps<QBasicAtomicOps<8> >::testAndSetAcquire<QMutexData*, QMutexData*> (currentValue=<synthetic pointer>, newValue=<optimized out>, expectedValue=0x0, _q_value=@0x39f2f98: 0x1) at ../../include/QtCore/../../src/corelib/thread/qgenericatomic.h:166
#2  QBasicAtomicPointer<QMutexData>::testAndSetAcquire (currentValue=<synthetic pointer>, newValue=<optimized out>, expectedValue=0x0, this=0x39f2f98, this@entry=0x1) at ../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:270
#3  QBasicMutex::fastTryLock (current=<synthetic pointer>, this=0x39f2f98, this@entry=0x1) at thread/qmutex.h:82
#4  QMutex::lock (this=this@entry=0x39f2f98) at thread/qmutex.cpp:212
#5  0x00007feb6731281f in QMutexLocker::QMutexLocker (m=0x39f2f98, this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:128
#6  QThreadData::canWaitLocked (this=0x39f2f70) at ../../include/QtCore/5.4.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:243
#7  postEventSourcePrepare (s=0x7fea900012d0, timeout=0x7fea95fc8bc4) at kernel/qeventdispatcher_glib.cpp:254
#8  0x00007feb6373b77d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007feb6373c11b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007feb6373c2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007feb6731329b in QEventDispatcherGlib::processEvents (this=0x7fea900008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#12 0x00007feb672b975a in QEventLoop::exec (this=this@entry=0x7fea95fc8d80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#13 0x00007feb670d73d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#14 0x00007feaa04198f7 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#15 0x00007feb670dc2be in QThreadPrivate::start (arg=0x39f2e60) at thread/qthread_unix.cpp:337
#16 0x00007feb661b96aa in start_thread (arg=0x7fea95fc9700) at pthread_create.c:333
#17 0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7fea8b7e8700 (LWP 3086)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb670dd55b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x40df680) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x40df530, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007feb6a32eb3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007feb6a32f3c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007feb670dc2be in QThreadPrivate::start (arg=0x40df4b0) at thread/qthread_unix.cpp:337
#6  0x00007feb661b96aa in start_thread (arg=0x7fea8b7e8700) at pthread_create.c:333
#7  0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7fea8ade0700 (LWP 3089)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb670dd55b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x48613c0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x48ae2c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007feb6a32eb3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007feb6a32f3c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007feb670dc2be in QThreadPrivate::start (arg=0x48ae240) at thread/qthread_unix.cpp:337
#6  0x00007feb661b96aa in start_thread (arg=0x7fea8ade0700) at pthread_create.c:333
#7  0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fea89bc1700 (LWP 3091)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb670dd55b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x4bf2b90) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x3d786a0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007feb6a32eb3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007feb6a32f3c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007feb670dc2be in QThreadPrivate::start (arg=0x3d78620) at thread/qthread_unix.cpp:337
#6  0x00007feb661b96aa in start_thread (arg=0x7fea89bc1700) at pthread_create.c:333
#7  0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7fea7a719700 (LWP 3118)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb670dd55b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x5009860) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5370b90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007feb3420529f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007feb342094c8 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007feb34207423 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007feb670dc2be in QThreadPrivate::start (arg=0x5049770) at thread/qthread_unix.cpp:337
#14 0x00007feb661b96aa in start_thread (arg=0x7fea7a719700) at pthread_create.c:333
#15 0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7fea79f18700 (LWP 3119)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb670dd55b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x5009860) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5370b90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007feb3420529f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007feb342094c8 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007feb34207423 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007feb670dc2be in QThreadPrivate::start (arg=0x5051970) at thread/qthread_unix.cpp:337
#10 0x00007feb661b96aa in start_thread (arg=0x7fea79f18700) at pthread_create.c:333
#11 0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fea79717700 (LWP 3120)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb670dd55b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x5009860) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5370b90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007feb3420529f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007feb342094c8 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007feb34207423 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007feb670dc2be in QThreadPrivate::start (arg=0x4fa4720) at thread/qthread_unix.cpp:337
#10 0x00007feb661b96aa in start_thread (arg=0x7fea79717700) at pthread_create.c:333
#11 0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7fea78f16700 (LWP 3121)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb670dd55b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x5009860) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5370b90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007feb3420529f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007feb342094c8 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007feb34207423 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007feb670dc2be in QThreadPrivate::start (arg=0x7fea68003190) at thread/qthread_unix.cpp:337
#14 0x00007feb661b96aa in start_thread (arg=0x7fea78f16700) at pthread_create.c:333
#15 0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fea67fff700 (LWP 3122)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb670dd55b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x5009860) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5370b90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007feb3420529f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007feb342094c8 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007feb34207423 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007feb670dc2be in QThreadPrivate::start (arg=0x7fea60002f90) at thread/qthread_unix.cpp:337
#10 0x00007feb661b96aa in start_thread (arg=0x7fea67fff700) at pthread_create.c:333
#11 0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fea677fe700 (LWP 3123)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb670dd55b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x5009860) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5370b90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007feb3420529f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007feb342094c8 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007feb34207423 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007feb670dc2be in QThreadPrivate::start (arg=0x321d970) at thread/qthread_unix.cpp:337
#12 0x00007feb661b96aa in start_thread (arg=0x7fea677fe700) at pthread_create.c:333
#13 0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fea66ffd700 (LWP 3124)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb670dd55b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x5009860) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5370b90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007feb3420529f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007feb342094c8 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007feb34207423 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007feb670dc2be in QThreadPrivate::start (arg=0x7fea6c002b90) at thread/qthread_unix.cpp:337
#10 0x00007feb661b96aa in start_thread (arg=0x7fea66ffd700) at pthread_create.c:333
#11 0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fea667fc700 (LWP 3125)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb670dd55b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x5009860) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5370b90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007feb3420529f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007feb342094c8 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007feb34209522 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007feb3420444d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007feb34207423 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007feb670dc2be in QThreadPrivate::start (arg=0x5368b00) at thread/qthread_unix.cpp:337
#14 0x00007feb661b96aa in start_thread (arg=0x7fea667fc700) at pthread_create.c:333
#15 0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fea8bfe9700 (LWP 3458)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007feb670dd55b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x5065dc0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5065ff0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007feb6a32eb3e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007feb6a32f3c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007feb670dc2be in QThreadPrivate::start (arg=0x5065f70) at thread/qthread_unix.cpp:337
#6  0x00007feb661b96aa in start_thread (arg=0x7fea8bfe9700) at pthread_create.c:333
#7  0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fea51c71700 (LWP 6055)):
#0  0x00007feb669d949d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007feb5f734073 in ?? () from /usr/lib/x86_64-linux-gnu/tls/libnvidia-tls.so.358.16
#2  0x00007feb6377f4e0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007feb6373bcd4 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007feb6373c190 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007feb6373c2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007feb6373c339 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007feb63762965 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007feb661b96aa in start_thread (arg=0x7fea51c71700) at pthread_create.c:333
#9  0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fe909c51700 (LWP 6056)):
#0  0x00007feb63780869 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007feb6373c0f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007feb6373c572 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe90a51a4c6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007feb63762965 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007feb661b96aa in start_thread (arg=0x7fe909c51700) at pthread_create.c:333
#6  0x00007feb669e8eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7feb6c29e800 (LWP 2908)):
[KCrash Handler]
#6  0x00007fe908e579f8 in KAccountsUiProvider::showNewAccountDialog (this=<optimized out>) at ../../../plugins/kaccounts/kaccounts-ui-provider.cpp:247
#7  0x00007feb672ec617 in QtPrivate::QSlotObjectBase::call (a=0x7ffce1bf24f0, r=0x42cd3c0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#8  QMetaObject::activate (sender=0x42cd3c0, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3702
#9  0x00007fe908e579b8 in KAccountsUiProvider::init (this=0x42cd3c0, type=<optimized out>) at ../../../plugins/kaccounts/kaccounts-ui-provider.cpp:109
#10 0x00007feb672ec617 in QtPrivate::QSlotObjectBase::call (a=0x7ffce1bf26d0, r=0x5665e90, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#11 QMetaObject::activate (sender=sender@entry=0x5665e90, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7ffce1bf26d0) at kernel/qobject.cpp:3702
#12 0x00007feb672ecf87 in QMetaObject::activate (sender=sender@entry=0x5665e90, m=m@entry=0x7feb682ba620 <QAbstractButton::staticMetaObject>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7ffce1bf26d0) at kernel/qobject.cpp:3582
#13 0x00007feb68134fe2 in QAbstractButton::clicked (this=this@entry=0x5665e90, _t1=false) at .moc/moc_qabstractbutton.cpp:298
#14 0x00007feb67e9b914 in QAbstractButtonPrivate::emitClicked (this=0x529b000) at widgets/qabstractbutton.cpp:534
#15 0x00007feb67e9cdf9 in QAbstractButtonPrivate::click (this=0x529b000) at widgets/qabstractbutton.cpp:527
#16 0x00007feb67e9cf74 in QAbstractButton::mouseReleaseEvent (this=0x5665e90, e=0x7ffce1bf2ba0) at widgets/qabstractbutton.cpp:1132
#17 0x00007feb67de6188 in QWidget::event (this=0x5665e90, event=0x7ffce1bf2ba0) at kernel/qwidget.cpp:9023
#18 0x00007feb67da3b8c in QApplicationPrivate::notify_helper (this=this@entry=0x2711150, receiver=receiver@entry=0x5665e90, e=e@entry=0x7ffce1bf2ba0) at kernel/qapplication.cpp:3720
#19 0x00007feb67da9c7a in QApplication::notify (this=<optimized out>, receiver=0x5665e90, e=0x7ffce1bf2ba0) at kernel/qapplication.cpp:3280
#20 0x00007feb672bbf1b in QCoreApplication::notifyInternal (this=0x7ffce1bf34c0, receiver=receiver@entry=0x5665e90, event=event@entry=0x7ffce1bf2ba0) at kernel/qcoreapplication.cpp:935
#21 0x00007feb67da86f2 in QCoreApplication::sendSpontaneousEvent (event=0x7ffce1bf2ba0, receiver=0x5665e90) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#22 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x5665e90, event=event@entry=0x7ffce1bf2ba0, alienWidget=alienWidget@entry=0x5665e90, nativeWidget=0x562f3e0, buttonDown=buttonDown@entry=0x7feb682c9a10 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:2751
#23 0x00007feb67dfd440 in QWidgetWindow::handleMouseEvent (this=this@entry=0x5796e90, event=event@entry=0x7ffce1bf2fc0) at kernel/qwidgetwindow.cpp:543
#24 0x00007feb67dff78b in QWidgetWindow::event (this=0x5796e90, event=0x7ffce1bf2fc0) at kernel/qwidgetwindow.cpp:210
#25 0x00007feb67da3b8c in QApplicationPrivate::notify_helper (this=this@entry=0x2711150, receiver=receiver@entry=0x5796e90, e=e@entry=0x7ffce1bf2fc0) at kernel/qapplication.cpp:3720
#26 0x00007feb67da9230 in QApplication::notify (this=0x7ffce1bf34c0, receiver=0x5796e90, e=0x7ffce1bf2fc0) at kernel/qapplication.cpp:3503
#27 0x00007feb672bbf1b in QCoreApplication::notifyInternal (this=0x7ffce1bf34c0, receiver=receiver@entry=0x5796e90, event=event@entry=0x7ffce1bf2fc0) at kernel/qcoreapplication.cpp:935
#28 0x00007feb675e23c8 in QCoreApplication::sendSpontaneousEvent (event=0x7ffce1bf2fc0, receiver=0x5796e90) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#29 QGuiApplicationPrivate::processMouseEvent (e=0x52a3560) at kernel/qguiapplication.cpp:1772
#30 0x00007feb675e4005 in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x52a3560) at kernel/qguiapplication.cpp:1576
#31 0x00007feb675c95b8 in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:572
#32 0x00007feb59697250 in userEventSourceDispatch (source=<optimized out>) at eventdispatchers/qeventdispatcher_glib.cpp:70
#33 0x00007feb6373bff7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007feb6373c250 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007feb6373c2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007feb6731327f in QEventDispatcherGlib::processEvents (this=0x2762590, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#37 0x00007feb672b975a in QEventLoop::exec (this=this@entry=0x7ffce1bf3340, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#38 0x00007feb672c12cc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#39 0x00007feb675da00c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#40 0x00007feb67da0025 in QApplication::exec () at kernel/qapplication.cpp:2956
#41 0x00000000004322c3 in main (argc=2, argv=<optimized out>) at ../../shell/main.cpp:176

Possible duplicates by query: bug 354784, bug 354123.

Reported using DrKonqi