Application: kontact (5.1.3)

Qt Version: 5.5.1
Operating System: Linux 4.2.0-25-generic x86_64
Distribution: Ubuntu 16.04.1 LTS

-- Information about the crash:
- What I was doing when the application crashed: 
reading news within kagregator, i seleected a new and i opened it in an other tab

The crash can be reproduced every time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc2dc226940 (LWP 3007))]

Thread 18 (Thread 0x7fc230858700 (LWP 3652)):
#0  0x00007fc2d95c29cd in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc2d2e25740 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2d2de1e84 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2d2de2340 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc2d2de24ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc2da109a9b in QEventDispatcherGlib::processEvents (this=0x7fc218008020, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#6  0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7fc230857c80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007fc2d9ecd8a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007fc2d9ed284e in QThreadPrivate::start (arg=0x44180e0) at thread/qthread_unix.cpp:331
#9  0x00007fc2d360c6fa in start_thread (arg=0x7fc230858700) at pthread_create.c:333
#10 0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7fc24d78c700 (LWP 3599)):
#0  0x00007fc2d2e26ac9 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc2d2de1b51 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2d2de2317 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2d2de24ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc2da109a9b in QEventDispatcherGlib::processEvents (this=0x7fc244004bc0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7fc24d78bc80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fc2d9ecd8a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc2d9ed284e in QThreadPrivate::start (arg=0x3438a30) at thread/qthread_unix.cpp:331
#8  0x00007fc2d360c6fa in start_thread (arg=0x7fc24d78c700) at pthread_create.c:333
#9  0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7fc231ffb700 (LWP 3523)):
#0  0x00007fc2d2e26ae4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc2d2de1920 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2d2de22cb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2d2de24ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc2da109a9b in QEventDispatcherGlib::processEvents (this=0x2ed8090, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7fc231ffac80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fc2d9ecd8a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc2d9ed284e in QThreadPrivate::start (arg=0x2eae7f0) at thread/qthread_unix.cpp:331
#8  0x00007fc2d360c6fa in start_thread (arg=0x7fc231ffb700) at pthread_create.c:333
#9  0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7fc2327fc700 (LWP 3521)):
#0  __libc_enable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:65
#1  0x00007fc2d95c29c2 in read () at ../sysdeps/unix/syscall-template.S:84
#2  0x00007fc2d2e25740 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2d2de1e84 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc2d2de2340 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc2d2de24ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fc2da109a9b in QEventDispatcherGlib::processEvents (this=0x7fc2180008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#7  0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7fc2327fbc80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007fc2d9ecd8a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#9  0x00007fc2d9ed284e in QThreadPrivate::start (arg=0x2e7dc80) at thread/qthread_unix.cpp:331
#10 0x00007fc2d360c6fa in start_thread (arg=0x7fc2327fc700) at pthread_create.c:333
#11 0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7fc232ffd700 (LWP 3517)):
#0  0x00007fc2d2de231c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc2d2de24ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2da109a9b in QEventDispatcherGlib::processEvents (this=0x7fc2240008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#3  0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7fc232ffcc80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#4  0x00007fc2d9ecd8a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#5  0x00007fc2d9ed284e in QThreadPrivate::start (arg=0x2ece7f0) at thread/qthread_unix.cpp:331
#6  0x00007fc2d360c6fa in start_thread (arg=0x7fc232ffd700) at pthread_create.c:333
#7  0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fc2337fe700 (LWP 3513)):
#0  __libc_disable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:98
#1  0x00007fc2d95c6e99 in poll () at ../sysdeps/unix/syscall-template.S:84
#2  0x00007fc2d2de239c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2d2de24ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc2da109a9b in QEventDispatcherGlib::processEvents (this=0x7fc2200008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7fc2337fdc80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fc2d9ecd8a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc2d9ed284e in QThreadPrivate::start (arg=0x2e7aa10) at thread/qthread_unix.cpp:331
#8  0x00007fc2d360c6fa in start_thread (arg=0x7fc2337fe700) at pthread_create.c:333
#9  0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7fc233fff700 (LWP 3510)):
#0  0x00007fc2d9ed183a in QThreadData::current (createIfNecessary=createIfNecessary@entry=true) at thread/qthread_unix.cpp:231
#1  0x00007fc2da1092e1 in postEventSourcePrepare (timeout=0x0, s=0x7fc228002500) at kernel/qeventdispatcher_glib.cpp:247
#2  postEventSourceCheck (source=0x7fc228002500) at kernel/qeventdispatcher_glib.cpp:264
#3  0x00007fc2d2de1dd1 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc2d2de2340 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc2d2de24ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fc2da109a9b in QEventDispatcherGlib::processEvents (this=0x7fc2280008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#7  0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7fc233ffec80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007fc2d9ecd8a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#9  0x00007fc2d9ed284e in QThreadPrivate::start (arg=0x2eb5310) at thread/qthread_unix.cpp:331
#10 0x00007fc2d360c6fa in start_thread (arg=0x7fc233fff700) at pthread_create.c:333
#11 0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7fc240d56700 (LWP 3507)):
#0  0x00007fc2d2e09060 in g_thread_self () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc2d2de249d in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2da109a9b in QEventDispatcherGlib::processEvents (this=0x7fc22c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#3  0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7fc240d55c80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#4  0x00007fc2d9ecd8a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#5  0x00007fc2d9ed284e in QThreadPrivate::start (arg=0x2eb1510) at thread/qthread_unix.cpp:331
#6  0x00007fc2d360c6fa in start_thread (arg=0x7fc240d56700) at pthread_create.c:333
#7  0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fc241557700 (LWP 3505)):
#0  0x00007fc2d2e26ac9 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc2d2de1939 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2d2de22cb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2d2de24ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc2da109a9b in QEventDispatcherGlib::processEvents (this=0x7fc2380008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7fc241556c80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fc2d9ecd8a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc2d9ed284e in QThreadPrivate::start (arg=0x2eaf420) at thread/qthread_unix.cpp:331
#8  0x00007fc2d360c6fa in start_thread (arg=0x7fc241557700) at pthread_create.c:333
#9  0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7fc241d58700 (LWP 3503)):
#0  0x00007fc2d95c6e91 in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc2d2de239c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2d2de24ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2da109a9b in QEventDispatcherGlib::processEvents (this=0x7fc2340008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7fc241d57c80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fc2d9ecd8a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc2d9ed284e in QThreadPrivate::start (arg=0x1d49640) at thread/qthread_unix.cpp:331
#7  0x00007fc2d360c6fa in start_thread (arg=0x7fc241d58700) at pthread_create.c:333
#8  0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fc242559700 (LWP 3501)):
#0  0x00007fc2d95c29cd in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc2d2e25740 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2d2de1e84 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2d2de2340 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc2d2de24ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc2da109a9b in QEventDispatcherGlib::processEvents (this=0x7fc23c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#6  0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7fc242558c80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007fc2d9ecd8a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007fc2d9ed284e in QThreadPrivate::start (arg=0x239f5e0) at thread/qthread_unix.cpp:331
#9  0x00007fc2d360c6fa in start_thread (arg=0x7fc242559700) at pthread_create.c:333
#10 0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fc257045700 (LWP 3195)):
#0  0x00007fc2d2e26ae4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc2d2de1920 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2d2de22cb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2d2de24ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc2da109a9b in QEventDispatcherGlib::processEvents (this=0x7fc2480008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7fc257044c80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fc2d9ecd8a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc2d9ed284e in QThreadPrivate::start (arg=0x1cc5b50) at thread/qthread_unix.cpp:331
#8  0x00007fc2d360c6fa in start_thread (arg=0x7fc257045700) at pthread_create.c:333
#9  0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fc257846700 (LWP 3194)):
#0  0x00007fc2d95c29cd in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc2d2e25740 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2d2de1e84 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2d2de2340 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc2d2de24ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc2da109a9b in QEventDispatcherGlib::processEvents (this=0x7fc2500008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#6  0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7fc257845c80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007fc2d9ecd8a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007fc2d9ed284e in QThreadPrivate::start (arg=0x1cb3d20) at thread/qthread_unix.cpp:331
#9  0x00007fc2d360c6fa in start_thread (arg=0x7fc257846700) at pthread_create.c:333
#10 0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fc26962c700 (LWP 3152)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc2d7558aa3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007fc2d7879541 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007fc2d360c6fa in start_thread (arg=0x7fc26962c700) at pthread_create.c:333
#4  0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fc270a18700 (LWP 3151)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc2d7557a74 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007fc2d7879541 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007fc2d360c6fa in start_thread (arg=0x7fc270a18700) at pthread_create.c:333
#4  0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fc273ca5700 (LWP 3105)):
#0  0x00007fc2d95c6e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc2d2de239c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2d2de24ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2da109a9b in QEventDispatcherGlib::processEvents (this=0x7fc26c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7fc273ca4c80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fc2d9ecd8a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc2d9ed284e in QThreadPrivate::start (arg=0x19bd350) at thread/qthread_unix.cpp:331
#7  0x00007fc2d360c6fa in start_thread (arg=0x7fc273ca5700) at pthread_create.c:333
#8  0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fc2b71df700 (LWP 3053)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc2d784988b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007fc2d78498c9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007fc2d360c6fa in start_thread (arg=0x7fc2b71df700) at pthread_create.c:333
#4  0x00007fc2d95d2b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fc2dc226940 (LWP 3007)):
[KCrash Handler]
#6  0x00007fc24ebba2ba in DOM::HTMLDocumentImpl::setHTMLRequested (html=<optimized out>, this=<optimized out>) at ../../src/html/html_documentimpl.h:97
#7  KHTMLPart::begin (this=this@entry=0x4f66a80, url=..., xOffset=xOffset@entry=0, yOffset=yOffset@entry=0) at ../../src/khtml_part.cpp:2148
#8  0x00007fc24ebc2fe3 in KHTMLPart::navigateLocalProtocol (this=this@entry=0x641f9c0, inPart=0x4f66a80, url=...) at ../../src/khtml_part.cpp:4639
#9  0x00007fc24ebc3389 in KHTMLPart::navigateChild (this=this@entry=0x641f9c0, child=child@entry=0x6784a50, url=...) at ../../src/khtml_part.cpp:4671
#10 0x00007fc24ebc3b68 in KHTMLPart::processObjectRequest (this=this@entry=0x641f9c0, child=child@entry=0x6784a50, _url=..., mimetype=...) at ../../src/khtml_part.cpp:4627
#11 0x00007fc24ebc4630 in KHTMLPart::requestObject (this=this@entry=0x641f9c0, child=child@entry=0x6784a50, url=..., _args=..., browserArgs=...) at ../../src/khtml_part.cpp:4458
#12 0x00007fc24ebc7856 in KHTMLPart::loadFrameElement (this=this@entry=0x641f9c0, frame=frame@entry=0x6783080, url=..., frameName=..., params=..., isIFrame=isIFrame@entry=true) at ../../src/khtml_part.cpp:4357
#13 0x00007fc24ec81d30 in DOM::HTMLIFrameElementImpl::computeContent (this=0x6783080) at ../../src/html/html_baseimpl.cpp:890
#14 0x00007fc24ec281c7 in DOM::NodeBaseImpl::dispatchChildInsertedEvents (this=this@entry=0x65127c0, child=child@entry=0x5c06050, exceptioncode=@0x7ffd96083a68: 0) at ../../src/xml/dom_nodeimpl.cpp:2198
#15 0x00007fc24ec28b90 in DOM::NodeBaseImpl::appendChild (this=0x65127c0, newChild=0x5c06050, exceptioncode=@0x7ffd96083a68: 0) at ../../src/xml/dom_nodeimpl.cpp:1901
#16 0x00007fc24ede17b2 in DOMNodeProtoFunc::callAsFunction (this=<optimized out>, exec=0x7ffd96083ce0, thisObj=<optimized out>, args=...) at ../../src/ecma/kjs_dom.cpp:655
#17 0x00007fc24e728ddf in KJS::JSObject::call (args=..., thisObj=0x74cfc00, exec=0x7ffd96083ce0, this=<optimized out>) at ../../../src/kjs/object.h:689
#18 KJS::Machine::runBlock (exec=exec@entry=0x7ffd96083ce0, codeBlock=..., parentExec=parentExec@entry=0x7ffd960840e0) at codes.def:1233
#19 0x00007fc24e708668 in KJS::FunctionImp::callAsFunction (this=0x7586b80, exec=0x7ffd960840e0, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#20 0x00007fc24e6eb22c in KJS::JSObject::call (args=..., thisObj=0x74cfc00, exec=0x7ffd960840e0, this=0x7586b80) at ../../../src/kjs/object.h:689
#21 KJS::FunctionProtoFunc::callAsFunction (this=<optimized out>, exec=0x7ffd960840e0, thisObj=0x7586b80, args=...) at ../../../src/kjs/function_object.cpp:144
#22 0x00007fc24e728ddf in KJS::JSObject::call (args=..., thisObj=0x7586b80, exec=0x7ffd960840e0, this=<optimized out>) at ../../../src/kjs/object.h:689
#23 KJS::Machine::runBlock (exec=exec@entry=0x7ffd960840e0, codeBlock=..., parentExec=parentExec@entry=0x7ffd96084420) at codes.def:1233
#24 0x00007fc24e708668 in KJS::FunctionImp::callAsFunction (this=0x7072f80, exec=0x7ffd96084420, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#25 0x00007fc24e728ddf in KJS::JSObject::call (args=..., thisObj=0x7586cc0, exec=0x7ffd96084420, this=<optimized out>) at ../../../src/kjs/object.h:689
#26 KJS::Machine::runBlock (exec=exec@entry=0x7ffd96084420, codeBlock=..., parentExec=parentExec@entry=0x7ffd96084760) at codes.def:1233
#27 0x00007fc24e708668 in KJS::FunctionImp::callAsFunction (this=0x7072a80, exec=0x7ffd96084760, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#28 0x00007fc24e728ddf in KJS::JSObject::call (args=..., thisObj=0x7586cc0, exec=0x7ffd96084760, this=<optimized out>) at ../../../src/kjs/object.h:689
#29 KJS::Machine::runBlock (exec=exec@entry=0x7ffd96084760, codeBlock=..., parentExec=parentExec@entry=0x7ffd96084aa0) at codes.def:1233
#30 0x00007fc24e708668 in KJS::FunctionImp::callAsFunction (this=0x7073740, exec=0x7ffd96084aa0, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#31 0x00007fc24e728ddf in KJS::JSObject::call (args=..., thisObj=0x758a400, exec=0x7ffd96084aa0, this=<optimized out>) at ../../../src/kjs/object.h:689
#32 KJS::Machine::runBlock (exec=exec@entry=0x7ffd96084aa0, codeBlock=..., parentExec=parentExec@entry=0x7ffd96084de0) at codes.def:1233
#33 0x00007fc24e708668 in KJS::FunctionImp::callAsFunction (this=0x4d7c580, exec=0x7ffd96084de0, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#34 0x00007fc24e728ddf in KJS::JSObject::call (args=..., thisObj=0x55a0000, exec=0x7ffd96084de0, this=<optimized out>) at ../../../src/kjs/object.h:689
#35 KJS::Machine::runBlock (exec=exec@entry=0x7ffd96084de0, codeBlock=..., parentExec=parentExec@entry=0x7ffd960851e0) at codes.def:1233
#36 0x00007fc24e708668 in KJS::FunctionImp::callAsFunction (this=0x4d7cf00, exec=0x7ffd960851e0, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#37 0x00007fc24e6eb757 in KJS::JSObject::call (args=..., thisObj=0x55a0000, exec=0x7ffd960851e0, this=0x4d7cf00) at ../../../src/kjs/object.h:689
#38 KJS::FunctionProtoFunc::callAsFunction (this=<optimized out>, exec=0x7ffd960851e0, thisObj=0x4d7cf00, args=...) at ../../../src/kjs/function_object.cpp:126
#39 0x00007fc24e728ddf in KJS::JSObject::call (args=..., thisObj=0x4d7cf00, exec=0x7ffd960851e0, this=<optimized out>) at ../../../src/kjs/object.h:689
#40 KJS::Machine::runBlock (exec=exec@entry=0x7ffd960851e0, codeBlock=..., parentExec=parentExec@entry=0x7ffd960855e0) at codes.def:1233
#41 0x00007fc24e708668 in KJS::FunctionImp::callAsFunction (this=0x6fee580, exec=0x7ffd960855e0, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#42 0x00007fc24e6eb757 in KJS::JSObject::call (args=..., thisObj=0x55a0000, exec=0x7ffd960855e0, this=0x6fee580) at ../../../src/kjs/object.h:689
#43 KJS::FunctionProtoFunc::callAsFunction (this=<optimized out>, exec=0x7ffd960855e0, thisObj=0x6fee580, args=...) at ../../../src/kjs/function_object.cpp:126
#44 0x00007fc24e728ddf in KJS::JSObject::call (args=..., thisObj=0x6fee580, exec=0x7ffd960855e0, this=<optimized out>) at ../../../src/kjs/object.h:689
#45 KJS::Machine::runBlock (exec=exec@entry=0x7ffd960855e0, codeBlock=..., parentExec=parentExec@entry=0x57b9ff0) at codes.def:1233
#46 0x00007fc24e708668 in KJS::FunctionImp::callAsFunction (this=0x4d7d600, exec=0x57b9ff0, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#47 0x00007fc24ee366e4 in KJS::JSObject::call (args=..., thisObj=0x55a0000, exec=0x57b9ff0, this=<optimized out>) at /usr/include/KF5/kjs/object.h:689
#48 KJS::JSEventListener::handleEvent (this=0x5c0df10, evt=...) at ../../src/ecma/kjs_events.cpp:110
#49 0x00007fc24ec4d2ff in DOM::EventTargetImpl::handleLocalEvents (this=this@entry=0x61bb3e0, evt=evt@entry=0x7ccb3b0, useCapture=useCapture@entry=false) at ../../src/xml/dom2_eventsimpl.cpp:64
#50 0x00007fc24ec27c34 in DOM::NodeImpl::dispatchGenericEvent (this=this@entry=0x8de7b30, evt=evt@entry=0x7ccb3b0) at ../../src/xml/dom_nodeimpl.cpp:483
#51 0x00007fc24ec27d3b in DOM::NodeImpl::dispatchWindowEvent (this=0x8de7b30, evt=0x7ccb3b0) at ../../src/xml/dom_nodeimpl.cpp:555
#52 0x00007fc24ec27de4 in DOM::NodeImpl::dispatchWindowEvent (this=<optimized out>, _id=_id@entry=26, canBubbleArg=canBubbleArg@entry=false, cancelableArg=cancelableArg@entry=false) at ../../src/xml/dom_nodeimpl.cpp:546
#53 0x00007fc24eca0486 in DOM::HTMLPartContainerElementImpl::event (this=<optimized out>, e=0x57c8130) at ../../src/html/html_objectimpl.cpp:153
#54 0x00007fc2dabf905c in QApplicationPrivate::notify_helper (this=this@entry=0x1847a60, receiver=receiver@entry=0x8de7b20, e=e@entry=0x57c8130) at kernel/qapplication.cpp:3716
#55 0x00007fc2dabfe516 in QApplication::notify (this=0x7ffd96086060, receiver=0x8de7b20, e=0x57c8130) at kernel/qapplication.cpp:3499
#56 0x00007fc2da0b362b in QCoreApplication::notifyInternal (this=0x7ffd96086060, receiver=0x8de7b20, event=event@entry=0x57c8130) at kernel/qcoreapplication.cpp:965
#57 0x00007fc2da0b5a26 in QCoreApplication::sendEvent (event=0x57c8130, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:224
#58 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x1845480) at kernel/qcoreapplication.cpp:1593
#59 0x00007fc2da0b5f08 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1451
#60 0x00007fc2da109673 in postEventSourceDispatch (s=0x18a4e70) at kernel/qeventdispatcher_glib.cpp:271
#61 0x00007fc2d2de21a7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#62 0x00007fc2d2de2400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#63 0x00007fc2d2de24ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#64 0x00007fc2da109a7f in QEventDispatcherGlib::processEvents (this=0x18a8330, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#65 0x00007fc2da0b0dea in QEventLoop::exec (this=this@entry=0x7ffd96085dc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#66 0x00007fc2da0b8e8c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1229
#67 0x0000000000404ae9 in main ()

Reported using DrKonqi