Application: kmail (2.1.0)
KDE Platform Version: 4.6.4 (4.6.4) (Compiled from sources)
Qt Version: 4.7.3
Operating System: Linux 2.6.39.1 x86_64

-- Information about the crash:
- What I was doing when the application crashed:
KMail2 suddenly crashed on KDE logout (perhaps it's time to save session data).

-- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fa5d6fb5760 (LWP 2507))]

Thread 2 (Thread 0x7fa5ac08e710 (LWP 2521)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fa5c96a7d94 in WTF::TCMalloc_PageHeap::scavengerThread() () from /usr/lib/libQtWebKit.so.4
#2  0x00007fa5c96a7dc9 in WTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /usr/lib/libQtWebKit.so.4
#3  0x00007fa5d11f7aca in start_thread (arg=<value optimized out>) at pthread_create.c:297
#4  0x00007fa5d07b158d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 1 (Thread 0x7fa5d6fb5760 (LWP 2507)):
[KCrash Handler]
#6  QHash<QString, QHashDummyValue>::size (this=0x50) at /usr/include/QtCore/qhash.h:291
#7  0x00007fa5d3c6677d in QSet<QString>::toList (this=0x50) at /usr/include/QtCore/qset.h:294
#8  0x00007fa5d3c670f5 in Akonadi::Monitor::mimeTypesMonitored (this=<value optimized out>) at /usr/src/packages/kde4/4.6.4/kdepimlibs-4.6.4/akonadi/monitor.cpp:192
#9  0x00007fa5d3c2c4a7 in Akonadi::EntityTreeModelPrivate::fetchCollections (this=0xa52fd0, collection=<value optimized out>, type=Akonadi::CollectionFetchJob::Recursive, 
    listing=Akonadi::EntityTreeModelPrivate::NotFirstListing) at /usr/src/packages/kde4/4.6.4/kdepimlibs-4.6.4/akonadi/entitytreemodel_p.cpp:262
#10 0x00007fa5d3c2c6e2 in Akonadi::EntityTreeModelPrivate::firstFetchJobDone (this=0xa52fd0, job=0x7fff3b661e00) at /usr/src/packages/kde4/4.6.4/kdepimlibs-4.6.4/akonadi/entitytreemodel_p.cpp:1223
#11 0x00007fa5d3c21469 in Akonadi::EntityTreeModel::qt_metacall (this=0xbf5630, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff3b661f60)
    at /usr/src/packages/kde4/4.6.4/kdepimlibs-4.6.4/build/akonadi/entitytreemodel.moc:141
#12 0x00007fa5d15b498f in QMetaObject::activate (sender=0xa54470, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3278
#13 0x00007fa5d64d2282 in KJob::result (this=0x50, _t1=0xa54470) at /usr/src/packages/kde4/4.6.4/kdelibs-4.6.4/build/kdecore/kjob.moc:194
#14 0x00007fa5d64d25e1 in KJob::emitResult (this=0xa54470) at /usr/src/packages/kde4/4.6.4/kdelibs-4.6.4/kdecore/jobs/kjob.cpp:312
#15 0x00007fa5d64d2688 in KJob::kill (this=0xa54470, verbosity=KJob::EmitResult) at /usr/src/packages/kde4/4.6.4/kdelibs-4.6.4/kdecore/jobs/kjob.cpp:112
#16 0x00007fa5d3c8b078 in Akonadi::Session::clear (this=0xb77890) at /usr/src/packages/kde4/4.6.4/kdepimlibs-4.6.4/akonadi/session.cpp:425
#17 0x00007fa5d3c8b0db in ~Session (this=0x50, __in_chrg=<value optimized out>) at /usr/src/packages/kde4/4.6.4/kdepimlibs-4.6.4/akonadi/session.cpp:394
#18 0x00007fa5d15acba0 in QObjectPrivate::deleteChildren (this=0xbdea90) at kernel/qobject.cpp:1955
#19 0x00007fa5d15b640b in ~QObject (this=<value optimized out>, __in_chrg=<value optimized out>) at kernel/qobject.cpp:946
#20 0x00007fa5d5dca5a2 in ~KMKernel (this=0x7fff3b6622b0, __in_chrg=<value optimized out>) at /usr/src/packages/kde4/kdepim/kdepim-4.6.0/kmail/kmkernel.cpp:228
#21 0x0000000000403716 in main (argc=3, argv=0x7fff3b662528) at /usr/src/packages/kde4/kdepim/kdepim-4.6.0/kmail/main.cpp:149

This bug may be a duplicate of or related to bug 258449.

Possible duplicates by query: bug 259418, bug 258449, bug 258215.

Reported using DrKonqi