Bug 344613

Summary: Crashed on trying to start kde settings on netrunner 15 on dell xps 1645
Product: [Plasma] plasmashell Reporter: saleem ali <saleem24>
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED DUPLICATE    
Severity: crash CC: bshah
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.2.0   
Target Milestone: 1.0   
Platform: unspecified   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description saleem ali 2015-02-27 07:37:28 UTC 
Application: plasmashell ()

Qt Version: 5.4.0
Operating System: Linux 3.16.0-31-generic x86_64
Distribution: Netrunner 15 (Prometheus)

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

Tried to restart kde settings to change icons when received plsama crash message. kde settings could be used normally after logout/login

The crash can be reproduced sometimes.

-- Backtrace:
Application: plasmashell (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f3147651880 (LWP 2542))]

Thread 35 (Thread 0x7f313396e700 (LWP 2544)):
#0  0x00007f314244a84d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f3144c12b72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f3144c1464f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f3135cb2f69 in QXcbEventReader::run (this=0xad78b0) at qxcbconnection.cpp:1111
#4  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0xad78b0) at thread/qthread_unix.cpp:337
#5  0x00007f3141ce30a5 in start_thread (arg=0x7f313396e700) at pthread_create.c:309
#6  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 34 (Thread 0x7f3130c0a700 (LWP 2563)):
#0  0x00007f313edc7384 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed83006 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f31280008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#3  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f3130c09d20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#4  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#5  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0xbcd690) at thread/qthread_unix.cpp:337
#7  0x00007f3141ce30a5 in start_thread (arg=0x7f3130c0a700) at pthread_create.c:309
#8  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 33 (Thread 0x7f311f29c700 (LWP 2576)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f3121f64bdb in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#2  0x00007f3121f64437 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#3  0x00007f3141ce30a5 in start_thread (arg=0x7f311f29c700) at pthread_create.c:309
#4  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 32 (Thread 0x7f311d4ed700 (LWP 2578)):
#0  0x00007f313edc7369 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed82479 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82e0b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f31180008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f311d4ecd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0xe456d0) at thread/qthread_unix.cpp:337
#9  0x00007f3141ce30a5 in start_thread (arg=0x7f311d4ed700) at pthread_create.c:309
#10 0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 31 (Thread 0x7f31175a5700 (LWP 2598)):
#0  0x00007f313edc7369 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed828cc in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f31100008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f31175a4d20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0xf5f840) at thread/qthread_unix.cpp:337
#9  0x00007f3141ce30a5 in start_thread (arg=0x7f31175a5700) at pthread_create.c:309
#10 0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 30 (Thread 0x7f3115c80700 (LWP 2599)):
#0  0x00007f314244a84d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f313ed82ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f31080008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f3115c7fd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0xf6f420) at thread/qthread_unix.cpp:337
#8  0x00007f3141ce30a5 in start_thread (arg=0x7f3115c80700) at pthread_create.c:309
#9  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 29 (Thread 0x7f3114baf700 (LWP 2600)):
#0  0x00007f3142aa7810 in clock_gettime@plt () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f3142b869b6 in qt_clock_gettime (ts=0x7f3114baea80, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:120
#2  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:176
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:185
#4  0x00007f3142d5fd69 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f310c0030d0) at kernel/qtimerinfo_unix.cpp:84
#5  0x00007f3142d602d5 in QTimerInfoList::timerWait (this=0x7f310c0030d0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#6  0x00007f3142d616ae in timerSourcePrepareHelper (timeout=0x7f3114baeb54, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#7  timerSourcePrepare (source=<optimized out>, timeout=0x7f3114baeb54) at kernel/qeventdispatcher_glib.cpp:160
#8  0x00007f313ed8246d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f313ed82e0b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f310c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#12 0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f3114baed20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#13 0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#14 0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#15 0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x115cfd0) at thread/qthread_unix.cpp:337
#16 0x00007f3141ce30a5 in start_thread (arg=0x7f3114baf700) at pthread_create.c:309
#17 0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 28 (Thread 0x7f31077ff700 (LWP 2601)):
#0  0x00007f314244a84d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f313ed82ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f31000008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f31077fed20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x1240600) at thread/qthread_unix.cpp:337
#8  0x00007f3141ce30a5 in start_thread (arg=0x7f31077ff700) at pthread_create.c:309
#9  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 27 (Thread 0x7f31067fe700 (LWP 2602)):
#0  0x00007f313edc7384 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed82d8d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30f80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f31067fdd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x1329910) at thread/qthread_unix.cpp:337
#8  0x00007f3141ce30a5 in start_thread (arg=0x7f31067fe700) at pthread_create.c:309
#9  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 26 (Thread 0x7f31057fd700 (LWP 2603)):
#0  0x00007f314244a84d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f313ed82ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30fc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f31057fcd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x144ceb0) at thread/qthread_unix.cpp:337
#8  0x00007f3141ce30a5 in start_thread (arg=0x7f31057fd700) at pthread_create.c:309
#9  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 25 (Thread 0x7f30f7fff700 (LWP 2604)):
#0  __tls_get_addr (ti=0x7f3142f63680) at dl-tls.c:770
#1  0x00007f3142ad0d52 in get_thread_data () at thread/qthread_unix.cpp:181
#2  QThreadData::current (createIfNecessary=createIfNecessary@entry=true) at thread/qthread_unix.cpp:212
#3  0x00007f3142d61bd1 in postEventSourcePrepare (timeout=0x0, s=0x7f30f00012d0) at kernel/qeventdispatcher_glib.cpp:247
#4  postEventSourceCheck (source=0x7f30f00012d0) at kernel/qeventdispatcher_glib.cpp:264
#5  0x00007f313ed828c1 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f313ed82e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30f00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#9  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f30f7ffed20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#10 0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#11 0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x151e1d0) at thread/qthread_unix.cpp:337
#13 0x00007f3141ce30a5 in start_thread (arg=0x7f30f7fff700) at pthread_create.c:309
#14 0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 24 (Thread 0x7f30f6ffe700 (LWP 2605)):
#0  0x00007f313ed82e0b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30e80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#3  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f30f6ffdd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#4  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#5  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x1514c80) at thread/qthread_unix.cpp:337
#7  0x00007f3141ce30a5 in start_thread (arg=0x7f30f6ffe700) at pthread_create.c:309
#8  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 23 (Thread 0x7f30f5ffd700 (LWP 2606)):
#0  0x00007f314244a84d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f313ed82ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30ec0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f30f5ffcd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x16fed00) at thread/qthread_unix.cpp:337
#8  0x00007f3141ce30a5 in start_thread (arg=0x7f30f5ffd700) at pthread_create.c:309
#9  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 22 (Thread 0x7f30f4ffc700 (LWP 2607)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f314679c334 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f314679c379 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f3141ce30a5 in start_thread (arg=0x7f30f4ffc700) at pthread_create.c:309
#4  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 21 (Thread 0x7f3067fff700 (LWP 2608)):
#0  0x00007f313edc7384 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed81ebe in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82d95 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30600008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f3067ffed20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x17d9100) at thread/qthread_unix.cpp:337
#9  0x00007f3141ce30a5 in start_thread (arg=0x7f3067fff700) at pthread_create.c:309
#10 0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 20 (Thread 0x7f3066682700 (LWP 2612)):
#0  0x00007f313ed8293b in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed82e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30580008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f3066681d20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x1a88e00) at thread/qthread_unix.cpp:337
#8  0x00007f3141ce30a5 in start_thread (arg=0x7f3066682700) at pthread_create.c:309
#9  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 19 (Thread 0x7f3064d38700 (LWP 2627)):
#0  0x00007f314244a84d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f313ed82ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f305c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f3064d37cd0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f31472fd256 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x1c1c2e0) at thread/qthread_unix.cpp:337
#8  0x00007f3141ce30a5 in start_thread (arg=0x7f3064d38700) at pthread_create.c:309
#9  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 18 (Thread 0x7f305702b700 (LWP 2642)):
#0  0x00007f314244a84d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f313ed82ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30500008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f305702ad20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0xaeb380) at thread/qthread_unix.cpp:337
#8  0x00007f3141ce30a5 in start_thread (arg=0x7f305702b700) at pthread_create.c:309
#9  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 17 (Thread 0x7f304ffff700 (LWP 2694)):
#0  0x00007f313edc7369 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed81f98 in g_main_context_release () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82e99 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30480008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f304fffed20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x2704360) at thread/qthread_unix.cpp:337
#9  0x00007f3141ce30a5 in start_thread (arg=0x7f304ffff700) at pthread_create.c:309
#10 0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 16 (Thread 0x7f304effe700 (LWP 2696)):
#0  read () at ../sysdeps/unix/syscall-template.S:83
#1  0x00007f313edc5ed0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed8296c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f313ed82e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30400008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#6  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f304effdd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x27eaf10) at thread/qthread_unix.cpp:337
#10 0x00007f3141ce30a5 in start_thread (arg=0x7f304effe700) at pthread_create.c:309
#11 0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 15 (Thread 0x7f304dffd700 (LWP 2697)):
#0  0x00007f313edc7369 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed82eca in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30440008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f304dffcd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x28db620) at thread/qthread_unix.cpp:337
#8  0x00007f3141ce30a5 in start_thread (arg=0x7f304dffd700) at pthread_create.c:309
#9  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 14 (Thread 0x7f304cffc700 (LWP 2698)):
#0  0x00007f313edc7369 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed81f98 in g_main_context_release () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82e99 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30380008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f304cffbd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x29cd540) at thread/qthread_unix.cpp:337
#9  0x00007f3141ce30a5 in start_thread (arg=0x7f304cffc700) at pthread_create.c:309
#10 0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 13 (Thread 0x7f303f7ff700 (LWP 2699)):
#0  0x00007f313ed8293b in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed82e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30340008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f303f7fed20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x2abd180) at thread/qthread_unix.cpp:337
#8  0x00007f3141ce30a5 in start_thread (arg=0x7f303f7ff700) at pthread_create.c:309
#9  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 12 (Thread 0x7f303e7fe700 (LWP 2701)):
#0  0x00007f314244655d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f313edc5ed0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed8296c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f313ed82e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f302c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#6  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f303e7fdd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x2bae4f0) at thread/qthread_unix.cpp:337
#10 0x00007f3141ce30a5 in start_thread (arg=0x7f303e7fe700) at pthread_create.c:309
#11 0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 11 (Thread 0x7f303d7fd700 (LWP 2702)):
#0  0x00007f314244a84d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f313ed82ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30300008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f303d7fcd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x2cb9380) at thread/qthread_unix.cpp:337
#8  0x00007f3141ce30a5 in start_thread (arg=0x7f303d7fd700) at pthread_create.c:309
#9  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 10 (Thread 0x7f302bfff700 (LWP 2703)):
#0  0x00007f313edc7384 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed82460 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82e0b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30240008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f302bffed20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x2d8bcc0) at thread/qthread_unix.cpp:337
#9  0x00007f3141ce30a5 in start_thread (arg=0x7f302bfff700) at pthread_create.c:309
#10 0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 9 (Thread 0x7f302affe700 (LWP 2704)):
#0  0x00007f314246300b in __GI___clock_gettime (clock_id=1, tp=0x7f302affda80) at ../sysdeps/unix/clock_gettime.c:115
#1  0x00007f3142b869b6 in qt_clock_gettime (ts=0x7f302affda80, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:120
#2  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:176
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:185
#4  0x00007f3142d5fd69 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f301c002ad0) at kernel/qtimerinfo_unix.cpp:84
#5  0x00007f3142d602d5 in QTimerInfoList::timerWait (this=0x7f301c002ad0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#6  0x00007f3142d616ae in timerSourcePrepareHelper (timeout=0x7f302affdb54, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#7  timerSourcePrepare (source=<optimized out>, timeout=0x7f302affdb54) at kernel/qeventdispatcher_glib.cpp:160
#8  0x00007f313ed8246d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f313ed82e0b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f301c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#12 0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f302affdd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#13 0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#14 0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#15 0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x2e80380) at thread/qthread_unix.cpp:337
#16 0x00007f3141ce30a5 in start_thread (arg=0x7f302affe700) at pthread_create.c:309
#17 0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 8 (Thread 0x7f3029ffd700 (LWP 2705)):
#0  0x00007f313edc7369 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed82479 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82e0b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30200008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f3029ffcd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x2f6a160) at thread/qthread_unix.cpp:337
#9  0x00007f3141ce30a5 in start_thread (arg=0x7f3029ffd700) at pthread_create.c:309
#10 0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 7 (Thread 0x7f3028ffc700 (LWP 2706)):
#0  0x00007f313edc7369 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed828cc in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30140008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f3028ffbd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x305c090) at thread/qthread_unix.cpp:337
#9  0x00007f3141ce30a5 in start_thread (arg=0x7f3028ffc700) at pthread_create.c:309
#10 0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7f301b7ff700 (LWP 2707)):
#0  0x00007f314244a84d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f313ed82ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30100008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f301b7fed20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x3149270) at thread/qthread_unix.cpp:337
#8  0x00007f3141ce30a5 in start_thread (arg=0x7f301b7ff700) at pthread_create.c:309
#9  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7f300f50a700 (LWP 2737)):
#0  0x00007f313ed82d82 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f30080008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#3  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f300f509d00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#4  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#5  0x00007f3019951537 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#6  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x367f570) at thread/qthread_unix.cpp:337
#7  0x00007f3141ce30a5 in start_thread (arg=0x7f300f50a700) at pthread_create.c:309
#8  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f300e689700 (LWP 2776)):
#0  0x00007f314244a84d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f313ed82ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f2ffc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f300e688d20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x3c06220) at thread/qthread_unix.cpp:337
#8  0x00007f3141ce30a5 in start_thread (arg=0x7f300e689700) at pthread_create.c:309
#9  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f300d688700 (LWP 2777)):
#0  0x00007f313ed82e5a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f2ff40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#3  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f300d687d20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#4  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#5  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x3ebae20) at thread/qthread_unix.cpp:337
#7  0x00007f3141ce30a5 in start_thread (arg=0x7f300d688700) at pthread_create.c:309
#8  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f300108e700 (LWP 2874)):
#0  0x00007f314244a84d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f313ed82ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3142d6228c in QEventDispatcherGlib::processEvents (this=0x7f2ff80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7f300108dd20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3142acd074 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3144ab02c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3142ad1e4e in QThreadPrivate::start (arg=0x3c1c960) at thread/qthread_unix.cpp:337
#8  0x00007f3141ce30a5 in start_thread (arg=0x7f300108e700) at pthread_create.c:309
#9  0x00007f3142454cfd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f3147651880 (LWP 2542)):
[KCrash Handler]
#5  0x00007f31449ec93f in QV4::QObjectWrapper::wrap(QV4::ExecutionEngine*, QObject*) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007f3144ab201c in QV8Engine::fromVariant(QVariant const&) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f31449f552c in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f3142d39fea in call (a=0x7fff4b12ef80, r=0x252f740, this=0x25a7cf0) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#9  QMetaObject::activate (sender=0x252f740, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fff4b12ef80) at kernel/qobject.cpp:3702
#10 0x00007f3142d3ace7 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f30557b0980 <WindowSystem::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fff4b12ef80) at kernel/qobject.cpp:3582
#11 0x00007f30555a144a in focusOut (_t1=0x4ab4330, this=<optimized out>) at moc_windowsystem.cpp:171
#12 WindowSystem::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at moc_windowsystem.cpp:103
#13 0x00007f3142d3b7ba in QObject::event (this=0x252f740, e=<optimized out>) at kernel/qobject.cpp:1245
#14 0x00007f3143609d3c in QApplicationPrivate::notify_helper (this=0xabd390, receiver=0x252f740, e=0x5289600) at kernel/qapplication.cpp:3722
#15 0x00007f314360f330 in QApplication::notify (this=0x7fff4b12f620, receiver=0x252f740, e=0x5289600) at kernel/qapplication.cpp:3505
#16 0x00007f3142d0b03b in QCoreApplication::notifyInternal (this=0x7fff4b12f620, receiver=0x252f740, event=event@entry=0x5289600) at kernel/qcoreapplication.cpp:932
#17 0x00007f3142d0d07b in sendEvent (event=0x5289600, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#18 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0xab4100) at kernel/qcoreapplication.cpp:1536
#19 0x00007f3142d0d678 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1394
#20 0x00007f3142d61e83 in postEventSourceDispatch (s=0xafa860) at kernel/qeventdispatcher_glib.cpp:271
#21 0x00007f313ed82c5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f313ed82f48 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f313ed82ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f3142d62277 in QEventDispatcherGlib::processEvents (this=0xaf5b10, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#25 0x00007f3142d088d2 in QEventLoop::exec (this=this@entry=0x7fff4b12f4c0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#26 0x00007f3142d1037c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1185
#27 0x00007f314304bbcc in QGuiApplication::exec () at kernel/qguiapplication.cpp:1535
#28 0x00007f3143605df5 in QApplication::exec () at kernel/qapplication.cpp:2956
#29 0x000000000042fd6f in main (argc=2, argv=<optimized out>) at ../../shell/main.cpp:150

Reported using DrKonqi
Comment 1 David Edmundson 2015-05-03 17:19:36 UTC 
Thanks

*** This bug has been marked as a duplicate of bug 347023 ***