Bug 311714

Application: kate (3.9.3)
KDE Platform Version: 4.9.3
Qt Version: 4.8.4
Operating System: Linux 3.6.9-2.fc17.x86_64 x86_64
Distribution: "Fedora release 17 (Beefy Miracle)"

-- Information about the crash:
Kate crashed after doing a Save As - tried to replicate but all is fine now

The crash does not seem to be reproducible.

-- Backtrace:
Application: Kate (kate), 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 0x7f8438eb4880 (LWP 1682))]

Thread 3 (Thread 0x7f8426ce7700 (LWP 1693)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:166
#1  0x00000031ef186797 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x31ef494640) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00000031ef1867c9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x0000003cd4c07d14 in start_thread (arg=0x7f8426ce7700) at pthread_create.c:309
#4  0x0000003cd48f168d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 2 (Thread 0x7f839a1b2700 (LWP 2054)):
#0  0x0000003cd48e8bdf in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x0000003cd4447af4 in g_main_context_poll (n_fds=1, fds=0x7f8394001fb0, timeout=-1, context=0x7f83940009a0, priority=<optimized out>) at gmain.c:3440
#2  g_main_context_iterate (context=context@entry=0x7f83940009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3141
#3  0x0000003cd4447c14 in g_main_context_iteration (context=0x7f83940009a0, may_block=1) at gmain.c:3207
#4  0x00000031e79a5fe6 in QEventDispatcherGlib::processEvents (this=0x7f83940008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00000031e79766ef in QEventLoop::processEvents (this=this@entry=0x7f839a1b1cd0, flags=...) at kernel/qeventloop.cpp:149
#6  0x00000031e7976978 in QEventLoop::exec (this=0x7f839a1b1cd0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00000031e7878940 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#8  0x00000031e7956f0f in QInotifyFileSystemWatcherEngine::run (this=0x1ae2090) at io/qfilesystemwatcher_inotify.cpp:256
#9  0x00000031e787b91c in QThreadPrivate::start (arg=0x1ae2090) at thread/qthread_unix.cpp:338
#10 0x0000003cd4c07d14 in start_thread (arg=0x7f839a1b2700) at pthread_create.c:309
#11 0x0000003cd48f168d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 1 (Thread 0x7f8438eb4880 (LWP 1682)):
[KCrash Handler]
#6  0x00000031e801aa98 in testAttribute (attribute=Qt::WA_WState_Visible, this=0x3cd487e008) at ../../src/gui/kernel/qwidget.h:1041
#7  QWidgetPrivate::hide_helper (this=this@entry=0x1cbde80) at kernel/qwidget.cpp:7633
#8  0x00000031e801c648 in QWidget::setVisible (this=0x7fff56067730, visible=<optimized out>) at kernel/qwidget.cpp:7814
#9  0x00000031e847f5c3 in QDialog::setVisible (this=0x7fff56067730, visible=<optimized out>) at dialogs/qdialog.cpp:793
#10 0x00000031e847e964 in hide (this=0x7fff56067730) at ../../src/gui/kernel/qwidget.h:498
#11 QDialog::done (this=0x7fff56067730, r=1) at dialogs/qdialog.cpp:591
#12 0x00000031ed7d4ec0 in accept (this=0x7fff56067730) at /usr/src/debug/kdelibs-4.9.3/kio/kfile/kfiledialog.cpp:431
#13 KFileDialog::accept (this=0x7fff56067730) at /usr/src/debug/kdelibs-4.9.3/kio/kfile/kfiledialog.cpp:424
#14 0x00000031e798cdbf in QMetaObject::activate (sender=0x193e2b0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3539
#15 0x00000031f6059007 in KFileWidget::slotOk (this=0x193e2b0) at /usr/src/debug/kdelibs-4.9.3/kfile/kfilewidget.cpp:1003
#16 0x00000031e798cdbf in QMetaObject::activate (sender=0x1d78a80, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff56065af0) at kernel/qobject.cpp:3539
#17 0x00000031ea8d7e55 in KComboBox::returnPressed (this=<optimized out>, _t1=...) at /usr/src/debug/kdelibs-4.9.3/x86_64-redhat-linux-gnu/kdeui/kcombobox.moc:188
#18 0x00000031e798cdbf in QMetaObject::activate (sender=0x226d740, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff56065c30) at kernel/qobject.cpp:3539
#19 0x00000031ea8f62c5 in KLineEdit::returnPressed (this=this@entry=0x226d740, _t1=...) at /usr/src/debug/kdelibs-4.9.3/x86_64-redhat-linux-gnu/kdeui/klineedit.moc:238
#20 0x00000031ea8f8e55 in KLineEdit::keyPressEvent (this=0x226d740, e=0x7fff56066890) at /usr/src/debug/kdelibs-4.9.3/kdeui/widgets/klineedit.cpp:812
#21 0x00000031e8019ad4 in QWidget::event (this=0x226d740, event=0x7fff56066890) at kernel/qwidget.cpp:8421
#22 0x00000031e83d2687 in QLineEdit::event (this=0x226d740, e=0x7fff56066890) at widgets/qlineedit.cpp:1524
#23 0x00000031ea8f6b58 in KLineEdit::event (this=0x226d740, ev=0x7fff56066890) at /usr/src/debug/kdelibs-4.9.3/kdeui/widgets/klineedit.cpp:1403
#24 0x00000031e839d555 in QComboBox::keyPressEvent (this=0x1d78a80, e=0x7fff56066890) at widgets/qcombobox.cpp:2941
#25 0x00000031e8019ad4 in QWidget::event (this=0x1d78a80, event=0x7fff56066890) at kernel/qwidget.cpp:8421
#26 0x00000031e7fca5ac in QApplicationPrivate::notify_helper (this=this@entry=0x104f9c0, receiver=receiver@entry=0x1d78a80, e=e@entry=0x7fff56066890) at kernel/qapplication.cpp:4562
#27 0x00000031e7fcf5a4 in QApplication::notify (this=<optimized out>, receiver=0x1d78a80, e=0x7fff56066890) at kernel/qapplication.cpp:4003
#28 0x00000031ea8468a6 in KApplication::notify (this=0x7fff56069530, receiver=0x1d78a80, event=0x7fff56066890) at /usr/src/debug/kdelibs-4.9.3/kdeui/kernel/kapplication.cpp:311
#29 0x00000031e797799e in QCoreApplication::notifyInternal (this=0x7fff56069530, receiver=0x1d78a80, event=0x7fff56066890) at kernel/qcoreapplication.cpp:946
#30 0x00000031e806684a in QKeyMapper::sendKeyEvent (keyWidget=keyWidget@entry=0x1d78a80, grab=grab@entry=false, type=QEvent::KeyPress, code=16777220, modifiers=..., text=..., autorepeat=autorepeat@entry=false, count=1, nativeScanCode=36, nativeVirtualKey=65293, nativeModifiers=0) at kernel/qkeymapper_x11.cpp:1866
#31 0x00000031e8066c81 in QKeyMapperPrivate::translateKeyEvent (this=0x10917b0, keyWidget=0x1d78a80, event=0x7fff560672b0, grab=false) at kernel/qkeymapper_x11.cpp:1836
#32 0x00000031e8044628 in QApplication::x11ProcessEvent (this=0x7fff56069530, event=0x7fff560672b0) at kernel/qapplication_x11.cpp:3553
#33 0x00000031e806a90c in x11EventSourceDispatch (s=s@entry=0x1054d70, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:148
#34 0x0000003cd4447825 in g_main_dispatch (context=0x1054920) at gmain.c:2539
#35 g_main_context_dispatch (context=context@entry=0x1054920) at gmain.c:3075
#36 0x0000003cd4447b58 in g_main_context_iterate (context=context@entry=0x1054920, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3146
#37 0x0000003cd4447c14 in g_main_context_iteration (context=0x1054920, may_block=1) at gmain.c:3207
#38 0x00000031e79a5fc6 in QEventDispatcherGlib::processEvents (this=0x101aa50, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#39 0x00000031e806a5ee in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#40 0x00000031e79766ef in QEventLoop::processEvents (this=this@entry=0x7fff56067690, flags=...) at kernel/qeventloop.cpp:149
#41 0x00000031e7976978 in QEventLoop::exec (this=0x7fff56067690, flags=...) at kernel/qeventloop.cpp:204
#42 0x00000031e847e2e8 in QDialog::exec (this=0x7fff56067730) at dialogs/qdialog.cpp:554
#43 0x00000031ed7d4659 in KEncodingFileDialog::getSaveUrlAndEncoding (encoding=..., dir=..., filter=..., parent=<optimized out>, caption=...) at /usr/src/debug/kdelibs-4.9.3/kio/kfile/kencodingfiledialog.cpp:203
#44 0x00007f842c1ca315 in KateDocument::documentSaveAs (this=0x18a1000) at /usr/src/debug/kate-4.9.3/part/document/katedocument.cpp:4010
#45 0x00007f842c1ccd52 in qt_static_metacall (_a=<optimized out>, _id=<optimized out>, _o=<optimized out>, _c=<optimized out>) at /usr/src/debug/kate-4.9.3/x86_64-redhat-linux-gnu/part/katedocument.moc:290
#46 KateDocument::qt_static_metacall (_o=0x18a1000, _c=<optimized out>, _id=<optimized out>, _a=0x7fff560679e0) at /usr/src/debug/kate-4.9.3/x86_64-redhat-linux-gnu/part/katedocument.moc:204
#47 0x00000031e798cdbf in QMetaObject::activate (sender=0x1d23ed0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff560679e0) at kernel/qobject.cpp:3539
#48 0x00000031e7fc43f2 in QAction::triggered (this=this@entry=0x1d23ed0, _t1=false) at .moc/release-shared/moc_qaction.cpp:276
#49 0x00000031e7fc45e0 in QAction::activate (this=0x1d23ed0, event=<optimized out>) at kernel/qaction.cpp:1257
#50 0x00000031e83fdfa3 in QMenuPrivate::activateCausedStack (this=this@entry=0x1592140, causedStack=..., action=action@entry=0x1d23ed0, action_e=action_e@entry=QAction::Trigger, self=self@entry=true) at widgets/qmenu.cpp:1038
#51 0x00000031e8404389 in QMenuPrivate::activateAction (this=0x1592140, action=0x1d23ed0, action_e=QAction::Trigger, self=true) at widgets/qmenu.cpp:1130
#52 0x00000031ea8fff20 in KMenu::mouseReleaseEvent (this=0x10af1d0, e=0x7fff56068580) at /usr/src/debug/kdelibs-4.9.3/kdeui/widgets/kmenu.cpp:464
#53 0x00000031e8019f29 in QWidget::event (this=0x10af1d0, event=0x7fff56068580) at kernel/qwidget.cpp:8375
#54 0x00000031e840563b in QMenu::event (this=0x10af1d0, e=0x7fff56068580) at widgets/qmenu.cpp:2481
#55 0x00000031e7fca5ac in QApplicationPrivate::notify_helper (this=this@entry=0x104f9c0, receiver=receiver@entry=0x10af1d0, e=e@entry=0x7fff56068580) at kernel/qapplication.cpp:4562
#56 0x00000031e7fcf28b in QApplication::notify (this=<optimized out>, receiver=0x10af1d0, e=0x7fff56068580) at kernel/qapplication.cpp:4105
#57 0x00000031ea8468a6 in KApplication::notify (this=0x7fff56069530, receiver=0x10af1d0, event=0x7fff56068580) at /usr/src/debug/kdelibs-4.9.3/kdeui/kernel/kapplication.cpp:311
#58 0x00000031e797799e in QCoreApplication::notifyInternal (this=0x7fff56069530, receiver=0x10af1d0, event=0x7fff56068580) at kernel/qcoreapplication.cpp:946
#59 0x00000031e7fcb3eb in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../src/corelib/kernel/qcoreapplication.h:231
#60 QApplicationPrivate::sendMouseEvent (receiver=0x10af1d0, event=0x7fff56068580, alienWidget=0x0, nativeWidget=0x10af1d0, buttonDown=0x31e8a9e248, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3173
#61 0x00000031e804598c in QETWidget::translateMouseEvent (this=this@entry=0x10af1d0, event=event@entry=0x7fff56068cf0) at kernel/qapplication_x11.cpp:4471
#62 0x00000031e8044851 in QApplication::x11ProcessEvent (this=0x7fff56069530, event=0x7fff56068cf0) at kernel/qapplication_x11.cpp:3660
#63 0x00000031e806a90c in x11EventSourceDispatch (s=s@entry=0x1054d70, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:148
#64 0x0000003cd4447825 in g_main_dispatch (context=0x1054920) at gmain.c:2539
#65 g_main_context_dispatch (context=context@entry=0x1054920) at gmain.c:3075
#66 0x0000003cd4447b58 in g_main_context_iterate (context=context@entry=0x1054920, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3146
#67 0x0000003cd4447c14 in g_main_context_iteration (context=0x1054920, may_block=1) at gmain.c:3207
#68 0x00000031e79a5fe6 in QEventDispatcherGlib::processEvents (this=0x101aa50, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#69 0x00000031e806a5ee in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#70 0x00000031e79766ef in QEventLoop::processEvents (this=this@entry=0x7fff560690c0, flags=...) at kernel/qeventloop.cpp:149
#71 0x00000031e7976978 in QEventLoop::exec (this=0x7fff560690c0, flags=...) at kernel/qeventloop.cpp:204
#72 0x00000031e797b768 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#73 0x00000031ee0065ad in kdemain (argc=<optimized out>, argv=0x7fff56069600) at /usr/src/debug/kate-4.9.3/kate/app/katemain.cpp:377
#74 0x0000003cd4821735 in __libc_start_main (main=0x400790 <main(int, char**)>, argc=2, ubp_av=0x7fff560696b8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff560696a8) at libc-start.c:226
#75 0x00000000004007c1 in _start ()

Reported using DrKonqi