Bug 309298

Application: kontact (4.9.2)
KDE Platform Version: 4.9.2
Qt Version: 4.8.2
Operating System: Linux 3.6.3-1.fc17.x86_64 x86_64
Distribution: "Fedora release 17 (Beefy Miracle)"

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

Kontact crashed on shutdown after closing it from systray after a suspend / resume cycle.

The crash can be reproduced some of the time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
82	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7fd3cbaca880 (LWP 2214))]

Thread 2 (Thread 0x7fd3c0c44700 (LWP 2215)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:166
#1  0x00007fd3e266977d in WTF::TCMalloc_PageHeap::scavengerThread (this=0x7fd3e3053980) at wtf/FastMalloc.cpp:2495
#2  0x00007fd3e2669889 in WTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at wtf/FastMalloc.cpp:1618
#3  0x00007fd3dd453d14 in start_thread (arg=0x7fd3c0c44700) at pthread_create.c:309
#4  0x00007fd3dc6f867d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 1 (Thread 0x7fd3cbaca880 (LWP 2214)):
[KCrash Handler]
#6  0x00007fd3df8a78d7 in lockInline (this=0x17741f8) at /usr/include/QtCore/qmutex.h:187
#7  QMutexLocker (m=0x17741f8, this=<synthetic pointer>) at /usr/include/QtCore/qmutex.h:109
#8  Nepomuk::Resource::~Resource (this=0x7fd36c009580, __in_chrg=<optimized out>) at /usr/src/debug/kdelibs-4.9.2/nepomuk/core/resource.cpp:142
#9  0x00007fd3df8a7b89 in Nepomuk::Resource::~Resource (this=0x7fd36c009580, __in_chrg=<optimized out>) at /usr/src/debug/kdelibs-4.9.2/nepomuk/core/resource.cpp:147
#10 0x00007fd3dd7eea4a in QMetaCallEvent::~QMetaCallEvent (this=0x7fd36c0008c0, __in_chrg=<optimized out>) at kernel/qobject.cpp:509
#11 0x00007fd3dd7eeab9 in QMetaCallEvent::~QMetaCallEvent (this=0x7fd36c0008c0, __in_chrg=<optimized out>) at kernel/qobject.cpp:518
#12 0x00007fd3dd7e25f7 in QCoreApplication::removePostedEvents (receiver=0x196ced0, eventType=0) at kernel/qcoreapplication.cpp:1669
#13 0x00007fd3dd7f202b in QObjectPrivate::~QObjectPrivate (this=0x197b920, __in_chrg=<optimized out>) at kernel/qobject.cpp:171
#14 0x00007fd3dd7f2099 in QObjectPrivate::~QObjectPrivate (this=0x197b920, __in_chrg=<optimized out>) at kernel/qobject.cpp:186
#15 0x00007fd3dd7f5c0c in cleanup (pointer=<optimized out>) at ../../src/corelib/tools/qscopedpointer.h:62
#16 ~QScopedPointer (this=0x196ced8, __in_chrg=<optimized out>) at ../../src/corelib/tools/qscopedpointer.h:100
#17 QObject::~QObject (this=0x196ced0, __in_chrg=<optimized out>) at kernel/qobject.cpp:817
#18 0x00007fd3df8ad519 in Nepomuk::ResourceWatcher::~ResourceWatcher (this=0x196ced0, __in_chrg=<optimized out>) at /usr/src/debug/kdelibs-4.9.2/nepomuk/core/resourcewatcher.cpp:81
#19 0x00007fd3dd7f0a02 in QObjectPrivate::deleteChildren (this=this@entry=0x1774bd0) at kernel/qobject.cpp:1908
#20 0x00007fd3dd7f5bd6 in QObject::~QObject (this=0x1774bb0, __in_chrg=<optimized out>) at kernel/qobject.cpp:927
#21 0x00007fd3df89be99 in Nepomuk::ResourceManager::~ResourceManager (this=0x1774bb0, __in_chrg=<optimized out>) at /usr/src/debug/kdelibs-4.9.2/nepomuk/core/resourcemanager.cpp:289
#22 0x00007fd3dd7f0a02 in QObjectPrivate::deleteChildren (this=this@entry=0xabe490) at kernel/qobject.cpp:1908
#23 0x00007fd3dd7f5bd6 in QObject::~QObject (this=0x7fffc3058710, __in_chrg=<optimized out>) at kernel/qobject.cpp:927
#24 0x00007fd3de42e651 in QApplication::~QApplication (this=0x7fffc3058710, __in_chrg=<optimized out>) at kernel/qapplication.cpp:1095
#25 0x000000000040346e in main (argc=1, argv=0x7fffc3058858) at /usr/src/debug/kdepim-4.9.2/kontact/src/main.cpp:222

Reported using DrKonqi