Application: korganizer (5.1.1)

Qt Version: 5.5.1
Operating System: Linux 4.5.0-rc1-3.g088c252-default x86_64
Distribution: "openSUSE Tumbleweed (20160203) (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed: after using korganizer several hours, moving from one month to another, and finally showing the actual week. I opened the configuration options.
check the font size used, and close the panel with cancel.
When I close (ctrl+q) korganizer, the crash appear.

The crash can be reproduced sometimes.

-- Backtrace:
Application: KOrganizer (korganizer), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fd7b4dc7940 (LWP 17071))]

Thread 2 (Thread 0x7fd761e98700 (LWP 17118)):
#0  0x00007fd7a84d507f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd79874da84 in QTWTF::TCMalloc_PageHeap::scavengerThread() (this=0x7fd798a34ea0 <QTWTF::pageheap_memory>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007fd79874dac9 in QTWTF::TCMalloc_PageHeap::runScavengerThread(void*) (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007fd7a84cf4a4 in start_thread (arg=0x7fd761e98700) at pthread_create.c:334
#4  0x00007fd7b0969bdd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fd7b4dc7940 (LWP 17071)):
[KCrash Handler]
#6  0x00007fd7b19fc468 in QIcon::~QIcon() (this=0x2acef10, __in_chrg=<optimized out>) at image/qicon_p.h:64
#7  0x00007fd7b19fc468 in QIcon::~QIcon() (this=<optimized out>, __in_chrg=<optimized out>) at image/qicon.cpp:681
#8  0x00007fd7b1a05958 in ScalableEntry::~ScalableEntry() (this=0x2ab9870, __in_chrg=<optimized out>) at ../../src/gui/image/qiconloader_p.h:95
#9  0x00007fd7b1a05958 in ScalableEntry::~ScalableEntry() (this=0x2ab9870, __in_chrg=<optimized out>) at ../../src/gui/image/qiconloader_p.h:95
#10 0x00007fd7b19ffbae in QIconLoaderEngine::~QIconLoaderEngine() (end=..., begin=...) at ../../src/corelib/tools/qalgorithms.h:317
#11 0x00007fd7b19ffbae in QIconLoaderEngine::~QIconLoaderEngine() (c=...) at ../../src/corelib/tools/qalgorithms.h:325
#12 0x00007fd7b19ffbae in QIconLoaderEngine::~QIconLoaderEngine() (this=0x23cbc70, __in_chrg=<optimized out>) at image/qiconloader.cpp:352
#13 0x00007fd7b19ffbae in QIconLoaderEngine::~QIconLoaderEngine() (this=0x23cbc70, __in_chrg=<optimized out>) at image/qiconloader.cpp:353
#14 0x00007fd7b19fc49a in QIcon::~QIcon() (this=0x2a5aff0, __in_chrg=<optimized out>) at image/qicon_p.h:64
#15 0x00007fd7b19fc49a in QIcon::~QIcon() (this=<optimized out>, __in_chrg=<optimized out>) at image/qicon.cpp:681
#16 0x00007fd7ad1a5c9d in  () at /usr/lib64/libKF5AkonadiCore.so.5
#17 0x00007fd7b12cb2e9 in QHashData::free_helper(void (*)(QHashData::Node*)) (this=0x26dbd70, node_delete=0x7fd7ad1a5c90) at tools/qhash.cpp:491
#18 0x00007fd7ad1b9662 in Akonadi::EntityTreeModelPrivate::~EntityTreeModelPrivate() () at /usr/lib64/libKF5AkonadiCore.so.5
#19 0x00007fd7ad1affa6 in Akonadi::EntityTreeModel::~EntityTreeModel() () at /usr/lib64/libKF5AkonadiCore.so.5
#20 0x00007fd7aea9b1c9 in  () at /usr/lib64/libKF5AkonadiCalendar.so.5
#21 0x00007fd7aea9d76e in  () at /usr/lib64/libKF5AkonadiCalendar.so.5
#22 0x00007fd7aea9d779 in  () at /usr/lib64/libKF5AkonadiCalendar.so.5
#23 0x00007fd7aea8c4d6 in Akonadi::CalendarBase::~CalendarBase() () at /usr/lib64/libKF5AkonadiCalendar.so.5
#24 0x00007fd7aea9cd79 in Akonadi::ETMCalendar::~ETMCalendar() () at /usr/lib64/libKF5AkonadiCalendar.so.5
#25 0x00007fd7aef9296e in  () at /usr/lib64/libKF5CalendarSupport.so.5
#26 0x00007fd7b08b7678 in __run_exit_handlers (status=0, listp=0x7fd7b0c1f618 <__exit_funcs>, run_list_atexit=run_list_atexit@entry=true) at exit.c:82
#27 0x00007fd7b08b76c5 in __GI_exit (status=<optimized out>) at exit.c:104
#28 0x00007fd7b08a0617 in __libc_start_main (main=0x409ce0 <main>, argc=1, argv=0x7ffd2e6ea2e8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd2e6ea2d8) at libc-start.c:323
#29 0x000000000040a2c9 in _start ()

Reported using DrKonqi