Application: kontact ()

Qt Version: 5.4.2
Operating System: Linux 4.2.5-040205-lowlatency x86_64
Distribution: Ubuntu 15.10

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

I was composing a mail in a gmail imap account and browsing the "All Mail" folder.

I'm using Kubuntu-CI stable.

The crash can be reproduced sometimes.

-- 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 0x7f728d5f1880 (LWP 2949))]

Thread 10 (Thread 0x7f7288e29700 (LWP 2951)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f72a8e8148b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f72a8e814c9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f72a45f06aa in start_thread (arg=0x7f7288e29700) at pthread_create.c:333
#4  0x00007f72a9d73eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f72417cd700 (LWP 2952)):
#0  0x00007ffec3b60c4f in clock_gettime ()
#1  0x00007f72a9d8238d in __GI___clock_gettime (clock_id=<optimized out>, tp=tp@entry=0x7f72417ccab0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f72aa7233a6 in qt_clock_gettime (ts=0x7f72417ccab0, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:105
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:161
#4  qt_gettime () at tools/qelapsedtimer_unix.cpp:170
#5  0x00007f72aa8a6d29 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f723c002ed0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f72aa8a7295 in QTimerInfoList::timerWait (this=0x7f723c002ed0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f72aa8a867e in timerSourcePrepareHelper (timeout=0x7f72417ccb84, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f72417ccb84) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f72a397277d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f72a397311b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f72a39732fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f72aa8a929b in QEventDispatcherGlib::processEvents (this=0x7f723c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#13 0x00007f72aa84f75a in QEventLoop::exec (this=this@entry=0x7f72417ccd40, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f72aa66d3d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f72aa6722be in QThreadPrivate::start (arg=0x1005f00) at thread/qthread_unix.cpp:337
#16 0x00007f72a45f06aa in start_thread (arg=0x7f72417cd700) at pthread_create.c:333
#17 0x00007f72a9d73eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f7240d93700 (LWP 2953)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f72a8b8f5b4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f72a8eb1341 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f72a45f06aa in start_thread (arg=0x7f7240d93700) at pthread_create.c:333
#4  0x00007f72a9d73eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f723bfff700 (LWP 2954)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f72a8b905e3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f72a8eb1341 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f72a45f06aa in start_thread (arg=0x7f723bfff700) at pthread_create.c:333
#4  0x00007f72a9d73eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f723b7fe700 (LWP 2955)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f72a8b905e3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f72a8eb1341 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f72a45f06aa in start_thread (arg=0x7f723b7fe700) at pthread_create.c:333
#4  0x00007f72a9d73eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f723affd700 (LWP 2956)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f72a8b905e3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f72a8eb1341 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f72a45f06aa in start_thread (arg=0x7f723affd700) at pthread_create.c:333
#4  0x00007f72a9d73eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f723a7fc700 (LWP 2957)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f72a8b905e3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f72a8eb1341 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f72a45f06aa in start_thread (arg=0x7f723a7fc700) at pthread_create.c:333
#4  0x00007f72a9d73eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f7239ffb700 (LWP 2958)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f72a8b905e3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f72a8eb1341 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f72a45f06aa in start_thread (arg=0x7f7239ffb700) at pthread_create.c:333
#4  0x00007f72a9d73eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f72397fa700 (LWP 2959)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f72a8b905e3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f72a8eb1341 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f72a45f06aa in start_thread (arg=0x7f72397fa700) at pthread_create.c:333
#4  0x00007f72a9d73eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f728d5f1880 (LWP 2949)):
[KCrash Handler]
#6  0x00007f72ab21ac0d in QAbstractSlider::setValue (this=0x2a14580, value=value@entry=0) at widgets/qabstractslider.cpp:523
#7  0x00007f72a61f7a59 in KViewStateSerializerPrivate::restoreScrollBarState (this=0x2456360) at ../../src/kviewstateserializer.cpp:55
#8  KViewStateSerializer::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=<optimized out>, _c=<optimized out>) at ./moc_kviewstateserializer.cpp:73
#9  0x00007f72aa883651 in QObject::event (this=0x29e18f0, e=<optimized out>) at kernel/qobject.cpp:1245
#10 0x00007f72ab11fb8c in QApplicationPrivate::notify_helper (this=this@entry=0xe99240, receiver=receiver@entry=0x29e18f0, e=e@entry=0x8bde0d0) at kernel/qapplication.cpp:3720
#11 0x00007f72ab125230 in QApplication::notify (this=0x7ffec3a25e90, receiver=0x29e18f0, e=0x8bde0d0) at kernel/qapplication.cpp:3503
#12 0x00007f72aa851f1b in QCoreApplication::notifyInternal (this=0x7ffec3a25e90, receiver=0x29e18f0, event=event@entry=0x8bde0d0) at kernel/qcoreapplication.cpp:935
#13 0x00007f72aa854057 in QCoreApplication::sendEvent (event=0x8bde0d0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#14 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0xe77b90) at kernel/qcoreapplication.cpp:1552
#15 0x00007f72aa854588 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1410
#16 0x00007f72aa8a8e73 in postEventSourceDispatch (s=0xee8f90) at kernel/qeventdispatcher_glib.cpp:271
#17 0x00007f72a3972ff7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007f72a3973250 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007f72a39732fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f72aa8a927f in QEventDispatcherGlib::processEvents (this=0xedcb30, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#21 0x00007f72aa84f75a in QEventLoop::exec (this=this@entry=0x7ffec3a25c00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#22 0x00007f72aa8572cc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#23 0x00007f72aab6c00c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#24 0x00007f72ab11c025 in QApplication::exec () at kernel/qapplication.cpp:2956
#25 0x0000000000404b31 in main (argc=1, argv=0x7ffec3a25fe8) at ../../../kontact/src/main.cpp:220

Reported using DrKonqi