Application: kontact (5.2.3)

Qt Version: 5.7.0
Frameworks Version: 5.25.0
Operating System: Linux 4.7.2-2-default x86_64
Distribution: "openSUSE Leap 42.1 (x86_64)"

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

After logging in into my Plasma session, Kontact is supposed to open due to session restore. It did however crash instead.

-- Backtrace:
Application: Kontact (kontact), signal: Aborted
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f4b398c67c0 (LWP 3271))]

Thread 20 (Thread 0x7f4a9c82c700 (LWP 3760)):
#0  0x00007f4b2dbcd1ee in g_source_iter_next (iter=iter@entry=0x7f4a9c82bc60, source=source@entry=0x7f4a9c82bc58) at gmain.c:925
#1  0x00007f4b2dbcf44b in g_main_context_prepare (context=context@entry=0x7f4a74000990, priority=priority@entry=0x7f4a9c82bcd8) at gmain.c:3388
#2  0x00007f4b2dbcfd80 in g_main_context_iterate (context=context@entry=0x7f4a74000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3788
#3  0x00007f4b2dbcff7c in g_main_context_iteration (context=0x7f4a74000990, may_block=1) at gmain.c:3869
#4  0x00007f4b3709af7b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4a740008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f4b3704a8cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4a9c82be10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#6  0x00007f4b36e9106a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:507
#7  0x00007f4b36e95899 in QThreadPrivate::start(void*) (arg=0x2283f70) at thread/qthread_unix.cpp:344
#8  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4a9c82c700) at pthread_create.c:309
#9  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 19 (Thread 0x7f4a9d02d700 (LWP 3756)):
#0  0x00007f4b2dc11cf9 in g_mutex_lock (mutex=mutex@entry=0x7f4a70000990) at gthread-posix.c:1336
#1  0x00007f4b2dbcf028 in g_main_context_release (context=0x7f4a70000990) at gmain.c:3216
#2  0x00007f4b2dbcfe0e in g_main_context_iterate (context=context@entry=0x7f4a70000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3810
#3  0x00007f4b2dbcff7c in g_main_context_iteration (context=0x7f4a70000990, may_block=1) at gmain.c:3869
#4  0x00007f4b3709af7b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4a700008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f4b3704a8cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4a9d02ce10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#6  0x00007f4b36e9106a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:507
#7  0x00007f4b36e95899 in QThreadPrivate::start(void*) (arg=0x223b050) at thread/qthread_unix.cpp:344
#8  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4a9d02d700) at pthread_create.c:309
#9  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 18 (Thread 0x7f4a9e876700 (LWP 3748)):
#0  0x00007f4b3657ebfd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f4b2dbcfe64 in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7f4a7c003e30, timeout=-1, context=0x7f4a7c000990) at gmain.c:4103
#2  0x00007f4b2dbcfe64 in g_main_context_iterate (context=context@entry=0x7f4a7c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3803
#3  0x00007f4b2dbcff7c in g_main_context_iteration (context=0x7f4a7c000990, may_block=1) at gmain.c:3869
#4  0x00007f4b3709af7b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4a7c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f4b3704a8cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4a9e875e10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#6  0x00007f4b36e9106a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:507
#7  0x00007f4b36e95899 in QThreadPrivate::start(void*) (arg=0x20ad080) at thread/qthread_unix.cpp:344
#8  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4a9e876700) at pthread_create.c:309
#9  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 17 (Thread 0x7f4a9f077700 (LWP 3745)):
#0  0x00007f4b2dc11cf9 in g_mutex_lock (mutex=mutex@entry=0x7f4a80000990) at gthread-posix.c:1336
#1  0x00007f4b2dbcf6a1 in g_main_context_query (context=context@entry=0x7f4a80000990, max_priority=2147483647, timeout=timeout@entry=0x7f4a9f076cdc, fds=fds@entry=0x7f4a80003020, n_fds=n_fds@entry=2) at gmain.c:3512
#2  0x00007f4b2dbcfdcf in g_main_context_iterate (context=context@entry=0x7f4a80000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3790
#3  0x00007f4b2dbcff7c in g_main_context_iteration (context=0x7f4a80000990, may_block=1) at gmain.c:3869
#4  0x00007f4b3709af7b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4a800008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f4b3704a8cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4a9f076e10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#6  0x00007f4b36e9106a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:507
#7  0x00007f4b36e95899 in QThreadPrivate::start(void*) (arg=0x2092520) at thread/qthread_unix.cpp:344
#8  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4a9f077700) at pthread_create.c:309
#9  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 16 (Thread 0x7f4a9f878700 (LWP 3744)):
#0  0x00007f4b3657ebfd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f4b2dbcfe64 in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7f4a78003220, timeout=-1, context=0x7f4a78000990) at gmain.c:4103
#2  0x00007f4b2dbcfe64 in g_main_context_iterate (context=context@entry=0x7f4a78000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3803
#3  0x00007f4b2dbcff7c in g_main_context_iteration (context=0x7f4a78000990, may_block=1) at gmain.c:3869
#4  0x00007f4b3709af7b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4a780008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f4b3704a8cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4a9f877e10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#6  0x00007f4b36e9106a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:507
#7  0x00007f4b36e95899 in QThreadPrivate::start(void*) (arg=0x20916a0) at thread/qthread_unix.cpp:344
#8  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4a9f878700) at pthread_create.c:309
#9  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 15 (Thread 0x7f4aa5431700 (LWP 3741)):
#0  0x00007f4b3657accd in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f4b2dc10b60 in g_wakeup_acknowledge (__nbytes=16, __buf=0x7f4aa5430c10, __fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  0x00007f4b2dc10b60 in g_wakeup_acknowledge (wakeup=0x7f4a88002540) at gwakeup.c:210
#3  0x00007f4b2dbcf999 in g_main_context_check (context=context@entry=0x7f4a8c000990, max_priority=2147483647, fds=fds@entry=0x7f4a8c002e20, n_fds=n_fds@entry=1) at gmain.c:3600
#4  0x00007f4b2dbcfdf8 in g_main_context_iterate (context=context@entry=0x7f4a8c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3805
#5  0x00007f4b2dbcff7c in g_main_context_iteration (context=0x7f4a8c000990, may_block=1) at gmain.c:3869
#6  0x00007f4b3709af7b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4a8c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007f4b3704a8cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4aa5430e10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#8  0x00007f4b36e9106a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:507
#9  0x00007f4b36e95899 in QThreadPrivate::start(void*) (arg=0x1fa22b0) at thread/qthread_unix.cpp:344
#10 0x00007f4b2f8e40a4 in start_thread (arg=0x7f4aa5431700) at pthread_create.c:309
#11 0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 14 (Thread 0x7f4aa5c32700 (LWP 3738)):
#0  0x00007f4b2dbcf463 in g_main_context_prepare (context=context@entry=0x7f4a88000990, priority=priority@entry=0x7f4aa5c31cd8) at gmain.c:3392
#1  0x00007f4b2dbcfd80 in g_main_context_iterate (context=context@entry=0x7f4a88000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3788
#2  0x00007f4b2dbcff7c in g_main_context_iteration (context=0x7f4a88000990, may_block=1) at gmain.c:3869
#3  0x00007f4b3709af7b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4a880008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f4b3704a8cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4aa5c31e10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#5  0x00007f4b36e9106a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:507
#6  0x00007f4b36e95899 in QThreadPrivate::start(void*) (arg=0x1f790b0) at thread/qthread_unix.cpp:344
#7  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4aa5c32700) at pthread_create.c:309
#8  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 13 (Thread 0x7f4aa6875700 (LWP 3727)):
#0  0x00007f4b2dbcf853 in g_main_context_check (context=context@entry=0x7f4a94000990, max_priority=2147483647, fds=fds@entry=0x7f4a94003220, n_fds=n_fds@entry=1) at gmain.c:3633
#1  0x00007f4b2dbcfdf8 in g_main_context_iterate (context=context@entry=0x7f4a94000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3805
#2  0x00007f4b2dbcff7c in g_main_context_iteration (context=0x7f4a94000990, may_block=1) at gmain.c:3869
#3  0x00007f4b3709af7b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4a940008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f4b3704a8cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4aa6874e10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#5  0x00007f4b36e9106a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:507
#6  0x00007f4b36e95899 in QThreadPrivate::start(void*) (arg=0x1e12c10) at thread/qthread_unix.cpp:344
#7  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4aa6875700) at pthread_create.c:309
#8  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 12 (Thread 0x7f4aa7294700 (LWP 3723)):
#0  0x00007f4b3657accd in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f4b2dc10b60 in g_wakeup_acknowledge (__nbytes=16, __buf=0x7f4aa7293c10, __fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  0x00007f4b2dc10b60 in g_wakeup_acknowledge (wakeup=0x7f4a98002570) at gwakeup.c:210
#3  0x00007f4b2dbcf999 in g_main_context_check (context=context@entry=0x7f4a90000990, max_priority=2147483647, fds=fds@entry=0x7f4a90002e20, n_fds=n_fds@entry=1) at gmain.c:3600
#4  0x00007f4b2dbcfdf8 in g_main_context_iterate (context=context@entry=0x7f4a90000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3805
#5  0x00007f4b2dbcff7c in g_main_context_iteration (context=0x7f4a90000990, may_block=1) at gmain.c:3869
#6  0x00007f4b3709af7b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4a900008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007f4b3704a8cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4aa7293e10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#8  0x00007f4b36e9106a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:507
#9  0x00007f4b36e95899 in QThreadPrivate::start(void*) (arg=0x1e11100) at thread/qthread_unix.cpp:344
#10 0x00007f4b2f8e40a4 in start_thread (arg=0x7f4aa7294700) at pthread_create.c:309
#11 0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 11 (Thread 0x7f4aa7a95700 (LWP 3722)):
#0  0x00007f4b3657ebfd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f4b2dbcfe64 in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7f4aa0003020, timeout=-1, context=0x7f4aa0000990) at gmain.c:4103
#2  0x00007f4b2dbcfe64 in g_main_context_iterate (context=context@entry=0x7f4aa0000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3803
#3  0x00007f4b2dbcff7c in g_main_context_iteration (context=0x7f4aa0000990, may_block=1) at gmain.c:3869
#4  0x00007f4b3709af7b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4aa00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f4b3704a8cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4aa7a94e10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#6  0x00007f4b36e9106a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:507
#7  0x00007f4b36e95899 in QThreadPrivate::start(void*) (arg=0x1e1cd90) at thread/qthread_unix.cpp:344
#8  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4aa7a95700) at pthread_create.c:309
#9  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 10 (Thread 0x7f4aa8296700 (LWP 3721)):
#0  0x00007f4b36e8dc2a in QMutex::lock() (__m2=std::memory_order_acquire, __m1=std::memory_order_acquire, __p2=0x1, __p1=@0x7f4aa8295bf0: 0x0, this=<optimized out>) at /usr/include/c++/4.8/bits/atomic_base.h:844
#1  0x00007f4b36e8dc2a in QMutex::lock() (__p2=0x1, __m=std::memory_order_acquire, __p1=@0x7f4aa8295bf0: 0x0, this=<optimized out>) at /usr/include/c++/4.8/atomic:445
#2  0x00007f4b36e8dc2a in QMutex::lock() (currentValue=<synthetic pointer>, newValue=0x1, expectedValue=0x0, _q_value=...) at ../../src/corelib/arch/qatomic_cxx11.h:165
#3  0x00007f4b36e8dc2a in QMutex::lock() (currentValue=<synthetic pointer>, newValue=0x1, expectedValue=0x0, this=this@entry=0x1e4e7c0) at ../../src/corelib/thread/qbasicatomic.h:259
#4  0x00007f4b36e8dc2a in QMutex::lock() (current=<synthetic pointer>, this=this@entry=0x1e4e7c0) at thread/qmutex.h:89
#5  0x00007f4b36e8dc2a in QMutex::lock() (this=this@entry=0x1e4e7c0) at thread/qmutex.cpp:225
#6  0x00007f4b3709b3d5 in postEventSourceCheck(GSource*) (m=0x1e4e7c0, this=<synthetic pointer>) at ../../src/corelib/thread/qmutex.h:137
#7  0x00007f4b3709b3d5 in postEventSourceCheck(GSource*) (this=0x1e4e790) at ../../src/corelib/thread/qthread_p.h:253
#8  0x00007f4b3709b3d5 in postEventSourceCheck(GSource*) (timeout=<synthetic pointer>, s=0x7f4a980012d0) at kernel/qeventdispatcher_glib.cpp:259
#9  0x00007f4b3709b3d5 in postEventSourceCheck(GSource*) (source=0x7f4a980012d0) at kernel/qeventdispatcher_glib.cpp:269
#10 0x00007f4b2dbcf8f1 in g_main_context_check (context=context@entry=0x7f4a98000990, max_priority=2147483647, fds=fds@entry=0x7f4a98003020, n_fds=n_fds@entry=1) at gmain.c:3649
#11 0x00007f4b2dbcfdf8 in g_main_context_iterate (context=context@entry=0x7f4a98000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3805
#12 0x00007f4b2dbcff7c in g_main_context_iteration (context=0x7f4a98000990, may_block=1) at gmain.c:3869
#13 0x00007f4b3709af7b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4a980008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#14 0x00007f4b3704a8cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4aa8295e10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#15 0x00007f4b36e9106a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:507
#16 0x00007f4b36e95899 in QThreadPrivate::start(void*) (arg=0x1e56330) at thread/qthread_unix.cpp:344
#17 0x00007f4b2f8e40a4 in start_thread (arg=0x7f4aa8296700) at pthread_create.c:309
#18 0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 9 (Thread 0x7f4ac1262700 (LWP 3579)):
#0  0x00007f4b2f8e803f in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f4b33b91443 in  () at /usr/lib64/libQt5WebKit.so.5
#2  0x00007f4b33eb30a1 in  () at /usr/lib64/libQt5WebKit.so.5
#3  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4ac1262700) at pthread_create.c:309
#4  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 8 (Thread 0x7f4ac1a63700 (LWP 3578)):
#0  0x00007f4b2f8e803f in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f4b33b91443 in  () at /usr/lib64/libQt5WebKit.so.5
#2  0x00007f4b33eb30a1 in  () at /usr/lib64/libQt5WebKit.so.5
#3  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4ac1a63700) at pthread_create.c:309
#4  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 7 (Thread 0x7f4ac2264700 (LWP 3577)):
#0  0x00007f4b2f8e803f in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f4b33b91443 in  () at /usr/lib64/libQt5WebKit.so.5
#2  0x00007f4b33eb30a1 in  () at /usr/lib64/libQt5WebKit.so.5
#3  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4ac2264700) at pthread_create.c:309
#4  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7f4ac8abf700 (LWP 3576)):
#0  0x00007f4b2f8e803f in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f4b33b9046d in  () at /usr/lib64/libQt5WebKit.so.5
#2  0x00007f4b33eb30a1 in  () at /usr/lib64/libQt5WebKit.so.5
#3  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4ac8abf700) at pthread_create.c:309
#4  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7f4aca99b700 (LWP 3395)):
#0  0x00007f4b2dc11d14 in g_mutex_unlock (mutex=0x7f4ac4000990) at gthread-posix.c:1348
#1  0x00007f4b2dbcef20 in g_main_context_acquire (context=0x7f4ac4000990) at gmain.c:3196
#2  0x00007f4b2dbcfd25 in g_main_context_iterate (context=context@entry=0x7f4ac4000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3758
#3  0x00007f4b2dbcff7c in g_main_context_iteration (context=0x7f4ac4000990, may_block=1) at gmain.c:3869
#4  0x00007f4b3709af7b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4ac40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f4b3704a8cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4aca99ae10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#6  0x00007f4b36e9106a in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:507
#7  0x00007f4b36e95899 in QThreadPrivate::start(void*) (arg=0x1a14ab0) at thread/qthread_unix.cpp:344
#8  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4aca99b700) at pthread_create.c:309
#9  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f4b148f2700 (LWP 3312)):
#0  0x00007f4b2f8e803f in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f4b33e845d3 in  () at /usr/lib64/libQt5WebKit.so.5
#2  0x00007f4b33e845f9 in  () at /usr/lib64/libQt5WebKit.so.5
#3  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4b148f2700) at pthread_create.c:309
#4  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f4b150f3700 (LWP 3300)):
#0  0x00007f4b2dc11cf9 in g_mutex_lock (mutex=mutex@entry=0x7f4b10000990) at gthread-posix.c:1336
#1  0x00007f4b2dbcff68 in g_main_context_iteration (context=0x7f4b10000990, may_block=1) at gmain.c:3868
#2  0x00007f4b3709af7b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4b100008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#3  0x00007f4b3704a8cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4b150f2de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#4  0x00007f4b36e9106a in QThread::exec() (this=this@entry=0x7f4b35a2fd00 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread.cpp:507
#5  0x00007f4b357c64b5 in QDBusConnectionManager::run() (this=0x7f4b35a2fd00 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:196
#6  0x00007f4b36e95899 in QThreadPrivate::start(void*) (arg=0x7f4b35a2fd00 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:344
#7  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4b150f3700) at pthread_create.c:309
#8  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f4b1e0b6700 (LWP 3281)):
#0  0x00007f4b3657ebfd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f4b2fd07422 in _xcb_conn_wait (__timeout=-1, __nfds=1, __fds=0x7f4b1e0b5d00) at /usr/include/bits/poll2.h:46
#2  0x00007f4b2fd07422 in _xcb_conn_wait (c=c@entry=0x189fef0, cond=cond@entry=0x189ff30, vector=vector@entry=0x0, count=count@entry=0x0) at xcb_conn.c:459
#3  0x00007f4b2fd0900f in xcb_wait_for_event (c=0x189fef0) at xcb_in.c:693
#4  0x00007f4b20a3d3e9 in QXcbEventReader::run() (this=0x18ac280) at qxcbconnection.cpp:1337
#5  0x00007f4b36e95899 in QThreadPrivate::start(void*) (arg=0x18ac280) at thread/qthread_unix.cpp:344
#6  0x00007f4b2f8e40a4 in start_thread (arg=0x7f4b1e0b6700) at pthread_create.c:309
#7  0x00007f4b3658702d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f4b398c67c0 (LWP 3271)):
[KCrash Handler]
#6  0x00007f4b364d70c7 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#7  0x00007f4b364d8478 in __GI_abort () at abort.c:78
#8  0x00007f4b36514784 in __libc_message (do_abort=do_abort@entry=2, fmt=fmt@entry=0x7f4b36606b78 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175
#9  0x00007f4b3651a026 in malloc_printerr (action=3, str=0x7f4b36602cf5 "corrupted double-linked list", ptr=<optimized out>, ar_ptr=<optimized out>) at malloc.c:5037
#10 0x00007f4b3651a2e2 in malloc_consolidate (av=av@entry=0x7f4b36844620 <main_arena>) at malloc.c:4198
#11 0x00007f4b3651bd9d in _int_malloc (av=av@entry=0x7f4b36844620 <main_arena>, bytes=bytes@entry=8193) at malloc.c:3456
#12 0x00007f4b3651cdbc in _int_realloc (av=av@entry=0x7f4b36844620 <main_arena>, oldp=oldp@entry=0x21bb3c0, oldsize=oldsize@entry=4112, nb=nb@entry=8208) at malloc.c:4319
#13 0x00007f4b3651e0f0 in __GI___libc_realloc (oldmem=0x21bb3d0, bytes=8192) at malloc.c:3050
#14 0x00007f4b36ef3074 in QListData::realloc_grow(int) (this=this@entry=0x1904298, growth=growth@entry=1) at tools/qlist.cpp:162
#15 0x00007f4b36ef3109 in QListData::append(int) (this=0x1904298, n=n@entry=1) at tools/qlist.cpp:188
#16 0x00007f4b36ef315a in QListData::append() (this=<optimized out>) at tools/qlist.cpp:198
#17 0x00007f4b3707de8c in QList<QObject*>::append(QObject* const&) (this=0x1904298, t=@0x7ffe9648e570: 0x1e903f0) at ../../src/corelib/tools/qlist.h:598
#18 0x00007f4b3707c596 in QObjectPrivate::setParent_helper(QObject*) (this=0x1e461d0, o=o@entry=0x19041a0) at kernel/qobject.cpp:2009
#19 0x00007f4b3707cda9 in QObject::setParent(QObject*) (this=this@entry=0x1e903f0, parent=parent@entry=0x19041a0) at kernel/qobject.cpp:1957
#20 0x00007f4b3707ce36 in QObject::QObject(QObject*) (this=0x1e903f0, parent=0x19041a0) at kernel/qobject.cpp:832
#21 0x00007f4b1531f446 in Breeze::GenericData::GenericData(QObject*, QWidget*, int) (target=0x18ddb00, parent=<optimized out>, this=0x1e903f0) at /usr/src/debug/breeze-5.7.4/kstyle/animations/breezeanimationdata.h:46
#22 0x00007f4b1531f446 in Breeze::GenericData::GenericData(QObject*, QWidget*, int) (this=0x1e903f0, parent=<optimized out>, target=0x18ddb00, duration=100) at /usr/src/debug/breeze-5.7.4/kstyle/animations/breezegenericdata.cpp:31
#23 0x00007f4b15325f59 in Breeze::WidgetStateEngine::registerWidget(QWidget*, QFlags<Breeze::AnimationMode>) (state=true, duration=100, target=0x18ddb00, parent=0x19041a0, this=0x1e903f0) at /usr/src/debug/breeze-5.7.4/kstyle/animations/breezewidgetstatedata.h:40
#24 0x00007f4b15325f59 in Breeze::WidgetStateEngine::registerWidget(QWidget*, QFlags<Breeze::AnimationMode>) (state=true, duration=100, target=0x18ddb00, parent=0x19041a0, this=0x1e903f0) at /usr/src/debug/breeze-5.7.4/kstyle/animations/breezeenabledata.h:38
#25 0x00007f4b15325f59 in Breeze::WidgetStateEngine::registerWidget(QWidget*, QFlags<Breeze::AnimationMode>) (this=0x19041a0, widget=0x18ddb00, mode=...) at /usr/src/debug/breeze-5.7.4/kstyle/animations/breezewidgetstateengine.cpp:35
#26 0x00007f4b1531829d in Breeze::Animations::registerWidget(QWidget*) const (this=0x1904090, widget=widget@entry=0x18ddb00) at /usr/src/debug/breeze-5.7.4/kstyle/animations/breezeanimations.cpp:113
#27 0x00007f4b15341502 in Breeze::Style::polish(QWidget*) (this=0x18f6a00, widget=0x18ddb00) at /usr/src/debug/breeze-5.7.4/kstyle/breezestyle.cpp:211
#28 0x00007f4b37f97474 in QWidget::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#29 0x00007f4b37f53afc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#30 0x00007f4b37f5aa80 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#31 0x00007f4b3704c5f5 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x18ddb00, event=0x7ffe9648e9d0) at kernel/qcoreapplication.cpp:988
#32 0x00007f4b37f92f63 in QWidget::ensurePolished() const () at /usr/lib64/libQt5Widgets.so.5
#33 0x00007f4b37f9708b in QWidget::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#34 0x00007f4b37f53afc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#35 0x00007f4b37f5aa80 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#36 0x00007f4b3704c5f5 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x18ddb00, event=event@entry=0x1e19130) at kernel/qcoreapplication.cpp:988
#37 0x00007f4b3704e653 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (event=0x1e19130, receiver=<optimized out>) at kernel/qcoreapplication.h:231
#38 0x00007f4b3704e653 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x188a7f0) at kernel/qcoreapplication.cpp:1649
#39 0x00007f4b3704eb98 in QCoreApplication::sendPostedEvents(QObject*, int) (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1503
#40 0x00007f4b3709b713 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer) (s=0x18db9e0) at kernel/qeventdispatcher_glib.cpp:276
#41 0x00007f4b2dbcfc84 in g_main_context_dispatch (context=0x7f4b180016f0) at gmain.c:3122
#42 0x00007f4b2dbcfc84 in g_main_context_dispatch (context=context@entry=0x7f4b180016f0) at gmain.c:3737
#43 0x00007f4b2dbcfed8 in g_main_context_iterate (context=context@entry=0x7f4b180016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3808
#44 0x00007f4b2dbcff7c in g_main_context_iteration (context=0x7f4b180016f0, may_block=1) at gmain.c:3869
#45 0x00007f4b3709af5c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x18f4380, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#46 0x00007f4b3704a8cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffe9648ef80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#47 0x00007f4b370526c6 in QCoreApplication::exec() () at kernel/qcoreapplication.cpp:1261
#48 0x0000000000404771 in  ()
#49 0x00007f4b364c3b25 in __libc_start_main (main=0x403860, argc=3, argv=0x7ffe9648f368, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe9648f358) at libc-start.c:285
#50 0x0000000000404ca7 in _start ()

Possible duplicates by query: bug 367836, bug 361381, bug 359798, bug 358364, bug 355279.

Reported using DrKonqi