[kontact] [Bug 328550] New: Kontact crashed when deleting a newsfeed

Sun Dec 8 20:57:17 GMT 2013

https://bugs.kde.org/show_bug.cgi?id=328550

            Bug ID: 328550
           Summary: Kontact crashed when deleting a newsfeed
    Classification: Unclassified
           Product: kontact
           Version: 4.11.2
          Platform: Ubuntu Packages
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: kdepim-bugs at kde.org
          Reporter: richts at gmx.at

Application: kontact (4.11.2)
KDE Platform Version: 4.11.2
Qt Version: 4.8.4
Operating System: Linux 3.12.2-031202-generic x86_64
Distribution: Ubuntu 13.10

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

I just imported a rss feed which I immediately removed. when pressing the 'del'
key on my keyboard, the process crashed.

-- 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 0x7fcb49c567c0 (LWP 6882))]

Thread 6 (Thread 0x7fcb2bb83700 (LWP 6887)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fcb44a3a1cd in WTF::TCMalloc_PageHeap::scavengerThread() () from
/usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007fcb44a3a209 in WTF::TCMalloc_PageHeap::runScavengerThread(void*) ()
from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007fcb41164f6e in start_thread (arg=0x7fcb2bb83700) at
pthread_create.c:311
#4  0x00007fcb471c79cd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 5 (Thread 0x7fcaeb280700 (LWP 6888)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fcb4477abbd in JSC::BlockAllocator::blockFreeingThreadMain() () from
/usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007fcb44a69a76 in WTF::wtfThreadEntryPoint(void*) () from
/usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007fcb41164f6e in start_thread (arg=0x7fcaeb280700) at
pthread_create.c:311
#4  0x00007fcb471c79cd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7fcadc95d700 (LWP 7123)):
#0  0x00007fcb471bfde3 in select () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fcb4793e37b in qt_safe_select (nfds=16, fdread=0x7fcad8000ac8,
fdwrite=0x7fcad8000d60, fdexcept=0x7fcad8000ff8, orig_timeout=0x0) at
kernel/qcore_unix.cpp:83
#2  0x00007fcb47943904 in QEventDispatcherUNIXPrivate::doSelect
(this=this at entry=0x7fcad8000910, flags=..., timeout=0x0) at
kernel/qeventdispatcher_unix.cpp:223
#3  0x00007fcb47943d02 in QEventDispatcherUNIX::processEvents
(this=0x7fcad80008f0, flags=...) at kernel/qeventdispatcher_unix.cpp:937
#4  0x00007fcb479125ef in QEventLoop::processEvents
(this=this at entry=0x7fcadc95cd70, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fcb479128e5 in QEventLoop::exec (this=this at entry=0x7fcadc95cd70,
flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fcb4781188f in QThread::exec (this=this at entry=0x295feb0) at
thread/qthread.cpp:542
#7  0x00007fcb478f3d13 in QInotifyFileSystemWatcherEngine::run (this=0x295feb0)
at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007fcb47813f2f in QThreadPrivate::start (arg=0x295feb0) at
thread/qthread_unix.cpp:338
#9  0x00007fcb41164f6e in start_thread (arg=0x7fcadc95d700) at
pthread_create.c:311
#10 0x00007fcb471c79cd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7fcad2ff4700 (LWP 7135)):
#0  0x00007fcb471bfde3 in select () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fcb4793e33b in qt_safe_select (nfds=20, fdread=0x7fcacc000ac8,
fdwrite=0x7fcacc000d60, fdexcept=0x7fcacc000ff8, orig_timeout=0x7fcad2ff3ce0)
at kernel/qcore_unix.cpp:93
#2  0x00007fcb47943904 in QEventDispatcherUNIXPrivate::doSelect
(this=this at entry=0x7fcacc000910, flags=..., timeout=0x7fcad2ff3ce0) at
kernel/qeventdispatcher_unix.cpp:223
#3  0x00007fcb47943d02 in QEventDispatcherUNIX::processEvents
(this=0x7fcacc0008f0, flags=...) at kernel/qeventdispatcher_unix.cpp:937
#4  0x00007fcb479125ef in QEventLoop::processEvents
(this=this at entry=0x7fcad2ff3db0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fcb479128e5 in QEventLoop::exec (this=this at entry=0x7fcad2ff3db0,
flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fcb4781188f in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:542
#7  0x00007fcb47813f2f in QThreadPrivate::start (arg=0x235cd70) at
thread/qthread_unix.cpp:338
#8  0x00007fcb41164f6e in start_thread (arg=0x7fcad2ff4700) at
pthread_create.c:311
#9  0x00007fcb471c79cd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7fcabe822700 (LWP 20642)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00007fcb478143e4 in wait (time=30000, this=0x410e2f0) at
thread/qwaitcondition_unix.cpp:84
#2  QWaitCondition::wait (this=<optimized out>, mutex=mutex at entry=0x40f5398,
time=30000) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fcb478078a5 in QThreadPoolThread::run (this=0x52a1590) at
concurrent/qthreadpool.cpp:141
#4  0x00007fcb47813f2f in QThreadPrivate::start (arg=0x52a1590) at
thread/qthread_unix.cpp:338
#5  0x00007fcb41164f6e in start_thread (arg=0x7fcabe822700) at
pthread_create.c:311
#6  0x00007fcb471c79cd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7fcb49c567c0 (LWP 6882)):
[KCrash Handler]
#6  QTreeView::indexRowSizeHint (this=this at entry=0x2cfc290, index=...) at
itemviews/qtreeview.cpp:2815
#7  0x00007fcb4883cdf4 in QTreeViewPrivate::layout (this=this at entry=0x2cfc2d0,
i=i at entry=-1, recursiveExpanding=recursiveExpanding at entry=false,
afterIsUninitialized=afterIsUninitialized at entry=false) at
itemviews/qtreeview.cpp:3159
#8  0x00007fcb48843d5d in QTreeView::doItemsLayout (this=0x2cfc290) at
itemviews/qtreeview.cpp:2040
#9  0x00007fcb4883f802 in executePostedLayout (this=0x2cfc2d0) at
../../include/QtGui/private/../../../src/gui/itemviews/qabstractitemview_p.h:212
#10 QTreeView::paintEvent (this=0x2cfc290, event=0x7ffff26604f0) at
itemviews/qtreeview.cpp:1266
#11 0x00007fcb48354104 in QWidget::event (this=this at entry=0x2cfc290,
event=event at entry=0x7ffff26604f0) at kernel/qwidget.cpp:8532
#12 0x00007fcb486f55be in QFrame::event (this=0x2cfc290, e=0x7ffff26604f0) at
widgets/qframe.cpp:557
#13 0x00007fcb488046b3 in QAbstractItemView::viewportEvent
(this=this at entry=0x2cfc290, event=event at entry=0x7ffff26604f0) at
itemviews/qabstractitemview.cpp:1644
#14 0x00007fcb4884350e in QTreeView::viewportEvent (this=0x2cfc290,
event=0x7ffff26604f0) at itemviews/qtreeview.cpp:1257
#15 0x00007fcb47913a26 in
QCoreApplicationPrivate::sendThroughObjectEventFilters
(this=this at entry=0x20c4c20, receiver=receiver at entry=0x2cfcbe0,
event=event at entry=0x7ffff26604f0) at kernel/qcoreapplication.cpp:1056
#16 0x00007fcb48304ddc in QApplicationPrivate::notify_helper
(this=this at entry=0x20c4c20, receiver=receiver at entry=0x2cfcbe0,
e=e at entry=0x7ffff26604f0) at kernel/qapplication.cpp:4563
#17 0x00007fcb4830b470 in QApplication::notify (this=this at entry=0x7ffff2662580,
receiver=receiver at entry=0x2cfcbe0, e=e at entry=0x7ffff26604f0) at
kernel/qapplication.cpp:4353
#18 0x00007fcb4900ea6a in KApplication::notify (this=0x7ffff2662580,
receiver=0x2cfcbe0, event=0x7ffff26604f0) at
../../kdeui/kernel/kapplication.cpp:311
#19 0x00007fcb479138bd in QCoreApplication::notifyInternal
(this=0x7ffff2662580, receiver=receiver at entry=0x2cfcbe0,
event=event at entry=0x7ffff26604f0) at kernel/qcoreapplication.cpp:946
#20 0x00007fcb4834e811 in sendSpontaneousEvent (event=0x7ffff26604f0,
receiver=0x2cfcbe0) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#21 QWidgetPrivate::drawWidget (this=this at entry=0x2cfce10,
pdev=pdev at entry=0x3eb0040, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5598
#22 0x00007fcb4834f240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x2cfc2d0, pdev=pdev at entry=0x3eb0040, siblings=...,
index=<optimized out>, index at entry=5, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5807
#23 0x00007fcb4834f0af in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x2cfc2d0, pdev=pdev at entry=0x3eb0040, siblings=..., index=5,
index at entry=6, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5794
#24 0x00007fcb4834f0af in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x2cfc2d0, pdev=pdev at entry=0x3eb0040, siblings=..., index=6,
rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5794
#25 0x00007fcb4834e3cc in QWidgetPrivate::drawWidget
(this=this at entry=0x2cfc2d0, pdev=pdev at entry=0x3eb0040, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5651
#26 0x00007fcb4834f240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x2cfbd80, pdev=pdev at entry=0x3eb0040, siblings=...,
index=<optimized out>, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5807
#27 0x00007fcb4834e3cc in QWidgetPrivate::drawWidget
(this=this at entry=0x2cfbd80, pdev=pdev at entry=0x3eb0040, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5651
#28 0x00007fcb4834f240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x2cea6b0, pdev=pdev at entry=0x3eb0040, siblings=...,
index=<optimized out>, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5807
#29 0x00007fcb4834e3cc in QWidgetPrivate::drawWidget
(this=this at entry=0x2cea6b0, pdev=pdev at entry=0x3eb0040, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5651
#30 0x00007fcb4834f240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x20c6fc0, pdev=pdev at entry=0x3eb0040, siblings=...,
index=<optimized out>, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5807
#31 0x00007fcb4834e3cc in QWidgetPrivate::drawWidget
(this=this at entry=0x20c6fc0, pdev=pdev at entry=0x3eb0040, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5651
#32 0x00007fcb4834f240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x227a460, pdev=pdev at entry=0x3eb0040, siblings=...,
index=<optimized out>, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5807
#33 0x00007fcb4834e3cc in QWidgetPrivate::drawWidget
(this=this at entry=0x227a460, pdev=pdev at entry=0x3eb0040, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5651
#34 0x00007fcb4834f240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x223a410, pdev=pdev at entry=0x3eb0040, siblings=...,
index=<optimized out>, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5807
#35 0x00007fcb4834e3cc in QWidgetPrivate::drawWidget
(this=this at entry=0x223a410, pdev=pdev at entry=0x3eb0040, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5651
#36 0x00007fcb4834f240 in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x2282550, pdev=pdev at entry=0x3eb0040, siblings=...,
index=<optimized out>, index at entry=20, rgn=..., offset=...,
flags=flags at entry=4, sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5807
#37 0x00007fcb4834f0af in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x2282550, pdev=pdev at entry=0x3eb0040, siblings=..., index=20,
index at entry=51, rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5794
#38 0x00007fcb4834f0af in QWidgetPrivate::paintSiblingsRecursive
(this=this at entry=0x2282550, pdev=pdev at entry=0x3eb0040, siblings=..., index=51,
rgn=..., offset=..., flags=flags at entry=4,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5794
#39 0x00007fcb4834e3cc in QWidgetPrivate::drawWidget (this=0x2282550,
pdev=0x3eb0040, rgn=..., offset=..., flags=flags at entry=5,
sharedPainter=sharedPainter at entry=0x0,
backingStore=backingStore at entry=0x20cc2a0) at kernel/qwidget.cpp:5651
#40 0x00007fcb48510f9e in QWidgetBackingStore::sync (this=0x20cc2a0) at
painting/qbackingstore.cpp:1373
#41 0x00007fcb48343fc0 in QWidgetPrivate::syncBackingStore
(this=this at entry=0x2282550) at kernel/qwidget.cpp:1896
#42 0x00007fcb48353c82 in QWidget::event (this=this at entry=0x221e290,
event=event at entry=0x44ac700) at kernel/qwidget.cpp:8679
#43 0x00007fcb4870ddb3 in QMainWindow::event (this=this at entry=0x221e290,
event=event at entry=0x44ac700) at widgets/qmainwindow.cpp:1478
#44 0x00007fcb490c2fa1 in KMainWindow::event (this=this at entry=0x221e290,
ev=ev at entry=0x44ac700) at ../../kdeui/widgets/kmainwindow.cpp:1084
#45 0x00007fcb490faa49 in KXmlGuiWindow::event (this=0x221e290, ev=0x44ac700)
at ../../kdeui/xmlgui/kxmlguiwindow.cpp:126
#46 0x00007fcb48304dfc in QApplicationPrivate::notify_helper
(this=this at entry=0x20c4c20, receiver=receiver at entry=0x221e290,
e=e at entry=0x44ac700) at kernel/qapplication.cpp:4567
#47 0x00007fcb4830b470 in QApplication::notify (this=this at entry=0x7ffff2662580,
receiver=receiver at entry=0x221e290, e=e at entry=0x44ac700) at
kernel/qapplication.cpp:4353
#48 0x00007fcb4900ea6a in KApplication::notify (this=0x7ffff2662580,
receiver=0x221e290, event=0x44ac700) at ../../kdeui/kernel/kapplication.cpp:311
#49 0x00007fcb479138bd in QCoreApplication::notifyInternal
(this=0x7ffff2662580, receiver=receiver at entry=0x221e290,
event=event at entry=0x44ac700) at kernel/qcoreapplication.cpp:946
#50 0x00007fcb47916e1f in sendEvent (event=0x44ac700, receiver=0x221e290) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#51 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver at entry=0x0,
event_type=event_type at entry=0, data=0x208a1d0) at
kernel/qcoreapplication.cpp:1570
#52 0x00007fcb479172c3 in QCoreApplication::sendPostedEvents
(receiver=receiver at entry=0x0, event_type=event_type at entry=0) at
kernel/qcoreapplication.cpp:1463
#53 0x00007fcb483a714c in sendPostedEvents () at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#54 QEventDispatcherX11::processEvents (this=0x208b690, flags=...) at
kernel/qeventdispatcher_x11.cpp:75
#55 0x00007fcb479125ef in QEventLoop::processEvents
(this=this at entry=0x7ffff2662480, flags=...) at kernel/qeventloop.cpp:149
#56 0x00007fcb479128e5 in QEventLoop::exec (this=this at entry=0x7ffff2662480,
flags=...) at kernel/qeventloop.cpp:204
#57 0x00007fcb47917e5b in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1218
#58 0x0000000000403660 in ?? ()
#59 0x00007fcb470eede5 in __libc_start_main (main=0x402bb0, argc=3,
ubp_av=0x7ffff26626c8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffff26626b8) at libc-start.c:260
#60 0x0000000000403b28 in _start ()

Possible duplicates by query: bug 269138.

Reported using DrKonqi

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