Application: kontact (4.14)
KDE Platform Version: 4.14.0
Qt Version: 4.8.6
Operating System: Linux 3.14-2-amd64 x86_64
Distribution: Debian GNU/Linux unstable (sid)

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

I closed a just opened and resumed akregator session within kontact.

-- 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 0x7f822b0e5900 (LWP 5177))]

Thread 4 (Thread 0x7f820ae4e700 (LWP 5194)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8225d5427f in WTF::TCMalloc_PageHeap::scavengerThread (this=0x7f82268408d4 <WTF::pageheap_memory+57556>) at /build/qtwebkit-d9VXNv/qtwebkit-2.3.2.dfsg/Source/WTF/wtf/FastMalloc.cpp:2575
#2  0x00007f8225d542b9 in WTF::TCMalloc_PageHeap::runScavengerThread (context=0x7f82268408d4 <WTF::pageheap_memory+57556>) at /build/qtwebkit-d9VXNv/qtwebkit-2.3.2.dfsg/Source/WTF/wtf/FastMalloc.cpp:1771
#3  0x00007f82223a90a4 in start_thread (arg=0x7f820ae4e700) at pthread_create.c:309
#4  0x00007f82285a5c2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f81ca53b700 (LWP 5251)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8225a84073 in JSC::BlockAllocator::blockFreeingThreadMain (this=0x7f820a5b8398) at /build/qtwebkit-d9VXNv/qtwebkit-2.3.2.dfsg/Source/JavaScriptCore/heap/BlockAllocator.cpp:128
#2  0x00007f8225d82e36 in WTF::wtfThreadEntryPoint(void*) () at /build/qtwebkit-d9VXNv/qtwebkit-2.3.2.dfsg/Source/WTF/wtf/ThreadingPthreads.cpp:196
#3  0x00007f82223a90a4 in start_thread (arg=0x7f81ca53b700) at pthread_create.c:309
#4  0x00007f82285a5c2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f81ba266700 (LWP 5416)):
#0  0x00007f822859d0ed in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f8221ec7154 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8221ec726c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8228d29167 in QEventDispatcherGlib::processEvents (this=0x7f81b40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f8228cf8801 in QEventLoop::processEvents (this=this@entry=0x7f81ba265cd0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f8228cf8b65 in QEventLoop::exec (this=this@entry=0x7f81ba265cd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f8228bedb99 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:538
#7  0x00007f8228bf03ff in QThreadPrivate::start (arg=0x27e9c50) at thread/qthread_unix.cpp:349
#8  0x00007f82223a90a4 in start_thread (arg=0x7f81ba266700) at pthread_create.c:309
#9  0x00007f82285a5c2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f822b0e5900 (LWP 5177)):
[KCrash Handler]
#6  0x0000000000000000 in ?? ()
#7  0x00007f81a93d8810 in Akregator::Folder::updateUnreadCount (this=this@entry=0x9b00af0) at ../../../akregator/src/folder.cpp:313
#8  0x00007f81a93d8e49 in Akregator::Folder::slotChildChanged (this=0x9b00af0) at ../../../akregator/src/folder.cpp:327
#9  0x00007f8228d0ec5c in QMetaObject::activate (sender=0x9afef80, m=m@entry=0x7f81a9600800 <Akregator::TreeNode::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7fff657c3780) at kernel/qobject.cpp:3567
#10 0x00007f81a93e7fd2 in Akregator::TreeNode::signalChanged (this=<optimized out>, _t1=0x9afef80) at moc_treenode.cpp:127
#11 0x00007f81a93d8e18 in Akregator::Folder::removeChild (this=0x9afef80, node=node@entry=0x9afda20) at ../../../akregator/src/folder.cpp:262
#12 0x00007f81a93d0537 in Akregator::TreeNode::emitSignalDestroyed (this=this@entry=0x9afda20) at ../../../akregator/src/treenode.cpp:74
#13 0x00007f81a93c7439 in Akregator::Feed::~Feed (this=0x9afda20, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../akregator/src/feed.cpp:320
#14 0x00007f81a93c7689 in Akregator::Feed::~Feed (this=0x9afda20, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../akregator/src/feed.cpp:323
#15 0x00007f81a93d7516 in Akregator::Folder::FolderPrivate::~FolderPrivate (this=0x913a0b0, __in_chrg=<optimized out>) at ../../../akregator/src/folder.cpp:70
#16 0x00007f81a93d7578 in Akregator::Folder::~Folder (this=0x9afef80, __in_chrg=<optimized out>) at ../../../akregator/src/folder.cpp:98
#17 0x00007f81a93d75b9 in Akregator::Folder::~Folder (this=0x9afef80, __in_chrg=<optimized out>) at ../../../akregator/src/folder.cpp:100
#18 0x00007f81a93d7516 in Akregator::Folder::FolderPrivate::~FolderPrivate (this=0x9adfa70, __in_chrg=<optimized out>) at ../../../akregator/src/folder.cpp:70
#19 0x00007f81a93d7578 in Akregator::Folder::~Folder (this=0x9b00af0, __in_chrg=<optimized out>) at ../../../akregator/src/folder.cpp:98
#20 0x00007f81a93d75b9 in Akregator::Folder::~Folder (this=0x9b00af0, __in_chrg=<optimized out>) at ../../../akregator/src/folder.cpp:100
#21 0x00007f81a93c949b in Akregator::FeedList::setRootNode (this=0xae44d40, this@entry=0x3d32d20, folder=folder@entry=0x0) at ../../../akregator/src/feedlist.cpp:435
#22 0x00007f81a93c9ba7 in Akregator::FeedList::~FeedList (this=0x3d32d20, __in_chrg=<optimized out>) at ../../../akregator/src/feedlist.cpp:315
#23 0x00007f81a93c9c89 in Akregator::FeedList::~FeedList (this=0x3d32d20, __in_chrg=<optimized out>) at ../../../akregator/src/feedlist.cpp:319
#24 0x00007f81a93e9732 in release (this=0x3102910) at /usr/include/boost/smart_ptr/detail/sp_counted_base_gcc_x86.hpp:146
#25 ~shared_count (this=0x320ceb0, __in_chrg=<optimized out>) at /usr/include/boost/smart_ptr/detail/shared_count.hpp:371
#26 ~shared_ptr (this=0x320cea8, __in_chrg=<optimized out>) at /usr/include/boost/smart_ptr/shared_ptr.hpp:328
#27 ~ArticleDeleteJob (this=0x320ce90, __in_chrg=<optimized out>) at ../../../akregator/src/articlejobs.h:67
#28 Akregator::ArticleDeleteJob::~ArticleDeleteJob (this=0x320ce90, __in_chrg=<optimized out>) at ../../../akregator/src/articlejobs.h:67
#29 0x00007f8228d11708 in QObjectPrivate::deleteChildren (this=this@entry=0x602f730) at kernel/qobject.cpp:1935
#30 0x00007f8228d13e45 in QObject::~QObject (this=0x602f700, __in_chrg=<optimized out>) at kernel/qobject.cpp:954
#31 0x00007f81a9893e29 in Akregator::ExpireItemsCommand::~ExpireItemsCommand (this=0x602f700, __in_chrg=<optimized out>) at ../../../akregator/src/expireitemscommand.cpp:110
#32 0x00007f8228d11708 in QObjectPrivate::deleteChildren (this=this@entry=0x5c238a0) at kernel/qobject.cpp:1935
#33 0x00007f822976ade3 in QWidget::~QWidget (this=0x5c237d0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1679
#34 0x00007f81a98bb299 in Akregator::MainWidget::~MainWidget (this=0x5c237d0, __in_chrg=<optimized out>) at ../../../akregator/src/mainwidget.cpp:101
#35 0x00007f822828c90f in KParts::Part::~Part (this=0x79b4e20, __vtt_parm=0x7f81a9b05150 <VTT for Akregator::Part+16>, __in_chrg=<optimized out>) at ../../kparts/part.cpp:209
#36 0x00007f81a98b6629 in Akregator::Part::~Part (this=this@entry=0x79b4e20, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../akregator/src/akregator_part.cpp:404
#37 0x00007f81a98b6aa9 in Akregator::Part::~Part (this=0x79b4e20, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../akregator/src/akregator_part.cpp:411
#38 0x00007f822ad2aefe in KontactInterface::Plugin::~Plugin (this=0x28ebf40, __vtt_parm=<optimized out>, __in_chrg=<optimized out>) at ../../kontactinterface/plugin.cpp:92
#39 0x00007f81c0e36f36 in AkregatorPlugin::~AkregatorPlugin (this=0x28ebf40, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../../kontact/plugins/akregator/akregator_plugin.cpp:61
#40 0x00007f81c0e36f59 in AkregatorPlugin::~AkregatorPlugin (this=0x28ebf40, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../../kontact/plugins/akregator/akregator_plugin.cpp:65
#41 0x00007f822a8f1c5e in Kontact::MainWindow::~MainWindow (this=this@entry=0x254e950, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../kontact/src/mainwindow.cpp:296
#42 0x00007f822a8f1dd9 in Kontact::MainWindow::~MainWindow (this=0x254e950, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../kontact/src/mainwindow.cpp:298
#43 0x00007f8228d132e8 in QObject::event (this=0x254e950, e=<optimized out>) at kernel/qobject.cpp:1203
#44 0x00007f822976b8d3 in QWidget::event (this=0x254e950, event=0x9ab13c0) at kernel/qwidget.cpp:8859
#45 0x00007f8229b46563 in QMainWindow::event (this=this@entry=0x254e950, event=event@entry=0x9ab13c0) at widgets/qmainwindow.cpp:1478
#46 0x00007f822a551a41 in KMainWindow::event (this=this@entry=0x254e950, ev=ev@entry=0x9ab13c0) at ../../kdeui/widgets/kmainwindow.cpp:1084
#47 0x00007f822a58d5c9 in KXmlGuiWindow::event (this=0x254e950, ev=0x9ab13c0) at ../../kdeui/xmlgui/kxmlguiwindow.cpp:126
#48 0x00007f822971831c in QApplicationPrivate::notify_helper (this=this@entry=0x2544130, receiver=receiver@entry=0x254e950, e=e@entry=0x9ab13c0) at kernel/qapplication.cpp:4570
#49 0x00007f822971ee18 in QApplication::notify (this=this@entry=0x7fff657c4530, receiver=receiver@entry=0x254e950, e=e@entry=0x9ab13c0) at kernel/qapplication.cpp:4356
#50 0x00007f822a48c16a in KApplication::notify (this=0x7fff657c4530, receiver=0x254e950, event=0x9ab13c0) at ../../kdeui/kernel/kapplication.cpp:311
#51 0x00007f8228cf9cad in QCoreApplication::notifyInternal (this=0x7fff657c4530, receiver=receiver@entry=0x254e950, event=event@entry=0x9ab13c0) at kernel/qcoreapplication.cpp:955
#52 0x00007f8228cfd541 in sendEvent (event=0x9ab13c0, receiver=0x254e950) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#53 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x24e32b0) at kernel/qcoreapplication.cpp:1579
#54 0x00007f8228cfd9d3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1472
#55 0x00007f8228d29003 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#56 postEventSourceDispatch (s=0x2523e40) at kernel/qeventdispatcher_glib.cpp:280
#57 0x00007f8221ec6ecd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#58 0x00007f8221ec71b8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#59 0x00007f8221ec726c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#60 0x00007f8228d2914d in QEventDispatcherGlib::processEvents (this=0x24e4bb0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#61 0x00007f82297bd056 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#62 0x00007f8228cf8801 in QEventLoop::processEvents (this=this@entry=0x7fff657c4450, flags=...) at kernel/qeventloop.cpp:149
#63 0x00007f8228cf8b65 in QEventLoop::exec (this=this@entry=0x7fff657c4450, flags=...) at kernel/qeventloop.cpp:204
#64 0x00007f8228cfe5c7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1227
#65 0x00007f822971679c in QApplication::exec () at kernel/qapplication.cpp:3828
#66 0x0000000000403509 in main (argc=1, argv=0x7fff657c4688) at ../../../kontact/src/main.cpp:219

The reporter indicates this bug may be a duplicate of or related to bug 193780.

Possible duplicates by query: bug 270623, bug 265518.

Reported using DrKonqi