Application: plasmashell (5.5.5)

Qt Version: 5.5.1
Operating System: Linux 4.4.0-22-generic x86_64
Distribution: Ubuntu 16.04 LTS

-- Information about the crash:
When external screen is in use and you open the laptop, plasma crash occurs.

The crash can be reproduced sometimes.

-- 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 0x7fd926a4e8c0 (LWP 1622))]

Thread 24 (Thread 0x7fd911c62700 (LWP 1625)):
#0  0x00007fd921157e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fd92521cc62 in _xcb_conn_wait (__timeout=-1, __nfds=1, __fds=0x7fd911c61c00) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#2  0x00007fd92521cc62 in _xcb_conn_wait (c=c@entry=0x21d4110, cond=cond@entry=0x21d4150, vector=vector@entry=0x0, count=count@entry=0x0) at ../../src/xcb_conn.c:459
#3  0x00007fd92521e8d7 in xcb_wait_for_event (c=0x21d4110) at ../../src/xcb_in.c:693
#4  0x00007fd913db0629 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#5  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd92093a6fa in start_thread (arg=0x7fd911c62700) at pthread_create.c:333
#7  0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7fd90b3ea700 (LWP 1637)):
#0  0x00007fd9211539cd in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fd91df306c0 in g_wakeup_acknowledge (__nbytes=16, __buf=0x7fd90b3e9ae0, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2  0x00007fd91df306c0 in g_wakeup_acknowledge (wakeup=0x7fd90c0015b0) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gwakeup.c:210
#3  0x00007fd91deece04 in g_main_context_check (context=context@entry=0x7fd904000990, max_priority=2147483647, fds=fds@entry=0x7fd904003070, n_fds=n_fds@entry=1) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3632
#4  0x00007fd91deed2c0 in g_main_context_iterate (context=context@entry=0x7fd904000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3837
#5  0x00007fd91deed42c in g_main_context_iteration (context=0x7fd904000990, may_block=1) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3901
#6  0x00007fd921a84a9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd921a2bdea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9218488a4 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd9240f03c5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fd92093a6fa in start_thread (arg=0x7fd90b3ea700) at pthread_create.c:333
#12 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7fd8ffdc3700 (LWP 1656)):
#0  0x00007fd921157e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fd91deed31c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fd8f8002e70, timeout=<optimized out>, context=0x7fd8f8000990) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:4135
#2  0x00007fd91deed31c in g_main_context_iterate (context=context@entry=0x7fd8f8000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3835
#3  0x00007fd91deed42c in g_main_context_iteration (context=0x7fd8f8000990, may_block=1) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3901
#4  0x00007fd921a84a9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd921a2bdea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9218488a4 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd9240f03c5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd8ffdc3700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7fd8fe020700 (LWP 1660)):
#0  0x00007fd9211539cd in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fd91df306c0 in g_wakeup_acknowledge (__nbytes=16, __buf=0x7fd8fe01fae0, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2  0x00007fd91df306c0 in g_wakeup_acknowledge (wakeup=0x7fd8f8002390) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gwakeup.c:210
#3  0x00007fd91deece04 in g_main_context_check (context=context@entry=0x7fd8f0000990, max_priority=2147483647, fds=fds@entry=0x7fd8f0003070, n_fds=n_fds@entry=1) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3632
#4  0x00007fd91deed2c0 in g_main_context_iterate (context=context@entry=0x7fd8f0000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3837
#5  0x00007fd91deed42c in g_main_context_iteration (context=0x7fd8f0000990, may_block=1) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3901
#6  0x00007fd921a84a9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd921a2bdea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9218488a4 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd9240f03c5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fd92093a6fa in start_thread (arg=0x7fd8fe020700) at pthread_create.c:333
#12 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7fd8f7fff700 (LWP 1672)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd926495bd4 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007fd926495c19 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007fd92093a6fa in start_thread (arg=0x7fd8f7fff700) at pthread_create.c:333
#4  0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7fd8f5bca700 (LWP 1684)):
#0  0x00007fd91df31a64 in g_mutex_unlock (mutex=0x7fd86c000990) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gthread-posix.c:1350
#1  0x00007fd91deeccda in g_main_context_check (context=context@entry=0x7fd86c000990, max_priority=2147483647, fds=fds@entry=0x7fd86c003120, n_fds=n_fds@entry=1) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3748
#2  0x00007fd91deed2c0 in g_main_context_iterate (context=context@entry=0x7fd86c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3837
#3  0x00007fd91deed42c in g_main_context_iteration (context=0x7fd86c000990, may_block=1) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3901
#4  0x00007fd921a84a9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd921a2bdea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9218488a4 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd924a76ed6 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd8f5bca700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7fd85eec0700 (LWP 1964)):
#0  0x00007fd91deed23e in g_main_context_iterate (context=context@entry=0x7fd858000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3820
#1  0x00007fd91deed42c in g_main_context_iteration (context=0x7fd858000990, may_block=1) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3901
#2  0x00007fd921a84a9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007fd921a2bdea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9218488a4 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd8613a07d7 in KCupsConnection::run() () at /usr/lib/x86_64-linux-gnu/libkcupslib.so
#6  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd92093a6fa in start_thread (arg=0x7fd85eec0700) at pthread_create.c:333
#8  0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7fd85053c700 (LWP 3821)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd85053c700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7fd84d510700 (LWP 3822)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd84d510700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7fd84cd0f700 (LWP 3823)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd84cd0f700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7fd847fff700 (LWP 3824)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd847fff700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fd8477fe700 (LWP 3825)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd8477fe700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7fd846ffd700 (LWP 3826)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd846ffd700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7fd8467fc700 (LWP 3827)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd8467fc700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fd845ffb700 (LWP 3828)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd845ffb700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7fd8457fa700 (LWP 3829)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd8457fa700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fd844ff9700 (LWP 3830)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd844ff9700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fd823fff700 (LWP 3831)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd823fff700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fd8237fe700 (LWP 3832)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd8237fe700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fd822ffd700 (LWP 3833)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd822ffd700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fd8227fc700 (LWP 3834)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd8227fc700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fd821ffb700 (LWP 3835)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd821ffb700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fd8217fa700 (LWP 3836)):
#0  0x00007fd9209403a0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd92184eaeb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd8697652bf in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007fd8697694e8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fd869769542 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fd86976446d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fd869767353 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fd92184d84e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd92093a6fa in start_thread (arg=0x7fd8217fa700) at pthread_create.c:333
#10 0x00007fd921163b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fd926a4e8c0 (LWP 1622)):
[KCrash Handler]
#6  0x00007fd924f94420 in Plasma::Applet::actions() const () at /usr/lib/x86_64-linux-gnu/libKF5Plasma.so.5
#7  0x00000000004559b2 in ShellCorona::addOutput(QSharedPointer<KScreen::Output> const&) ()
#8  0x0000000000455b4f in ShellCorona::outputEnabledChanged() ()
#9  0x00007fd921a5ce4f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fd925c15c59 in KScreen::Output::apply(QSharedPointer<KScreen::Output> const&) () at /usr/lib/x86_64-linux-gnu/libKF5Screen.so.6
#11 0x00007fd925c055d5 in KScreen::Config::apply(QSharedPointer<KScreen::Config> const&) () at /usr/lib/x86_64-linux-gnu/libKF5Screen.so.6
#12 0x00007fd925c0acc9 in KScreen::ConfigMonitor::Private::updateConfigs(QSharedPointer<KScreen::Config> const&) () at /usr/lib/x86_64-linux-gnu/libKF5Screen.so.6
#13 0x00007fd925c0c8ad in KScreen::ConfigMonitor::Private::edidReady(QDBusPendingCallWatcher*) () at /usr/lib/x86_64-linux-gnu/libKF5Screen.so.6
#14 0x00007fd921a5ce4f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007fd926bd4f6f in QDBusPendingCallWatcher::finished(QDBusPendingCallWatcher*) () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#16 0x00007fd926bd6645 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#17 0x00007fd921a5dea1 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007fd92253105c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007fd922536516 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007fd921a2e62b in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007fd921a30a26 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007fd921a84673 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007fd91deed127 in g_main_context_dispatch (context=0x7fd90c0016f0) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3154
#24 0x00007fd91deed127 in g_main_context_dispatch (context=context@entry=0x7fd90c0016f0) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3769
#25 0x00007fd91deed380 in g_main_context_iterate (context=context@entry=0x7fd90c0016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3840
#26 0x00007fd91deed42c in g_main_context_iteration (context=0x7fd90c0016f0, may_block=1) at /build/glib2.0-t9oPgV/glib2.0-2.48.0/./glib/gmain.c:3901
#27 0x00007fd921a84a7f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007fd921a2bdea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007fd921a33e8c in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x0000000000432d4a in main ()

Possible duplicates by query: bug 363591, bug 363590, bug 363556, bug 363125, bug 362745.

Reported using DrKonqi