Bug 217439 - mouse hover on result item crash [QGraphicsSceneIndexPrivate::recursive_items_helper, QGraphicsSceneIndex::items, QGraphicsScene::items]
Summary: mouse hover on result item crash [QGraphicsSceneIndexPrivate::recursive_items...
Status: CLOSED DUPLICATE of bug 211438
Alias: None
Product: krunner
Classification: Plasma
Component: general (show other bugs)
Version: unspecified
Platform: Compiled Sources Linux
: NOR crash
Target Milestone: ---
Assignee: Plasma Bugs List
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2009-12-05 15:04 UTC by David Palacio
Modified: 2010-03-08 19:19 UTC (History)
1 user (show)

See Also:
Latest Commit:
Version Fixed In:


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Description David Palacio 2009-12-05 15:04:22 UTC
Application: krunner (0.1)
KDE Platform Version: 4.3.80 (KDE 4.3.80 (KDE 4.4 Beta1)) (Compiled from sources)
Qt Version: 4.6.0
Operating System: Linux 2.6.26-2-amd64 x86_64
Distribution: Debian GNU/Linux 5.0.3 (lenny)

-- Information about the crash:
Not sure how to reproduce it but it KRunner may crash if I may hover the mouse over a result item when it appears.

The crash can be reproduced some of the times.

 -- Backtrace:
Application: Interfaz de ejecución de órdenes (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 10879)]

Thread 7 (Thread 0x416c0950 (LWP 10894)):
#0  0x00007f73915864f8 in pthread_mutex_lock () from /lib/libpthread.so.0
#1  0x00007f738d38cb31 in g_main_context_prepare () from /lib/libglib-2.0.so.0
#2  0x00007f738d38d05f in ?? () from /lib/libglib-2.0.so.0
#3  0x00007f738d38d52c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#4  0x00007f7391945576 in QEventDispatcherGlib::processEvents (this=0x1e9f650, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:409
#5  0x00007f7391919512 in QEventLoop::processEvents (this=<value optimized out>, flags={i = 1097597008}) at kernel/qeventloop.cpp:149
#6  0x00007f73919198e4 in QEventLoop::exec (this=0x416c0090, flags={i = 1097597104}) at kernel/qeventloop.cpp:201
#7  0x00007f7391821847 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#8  0x00007f73918f9dc8 in QInotifyFileSystemWatcherEngine::run (this=0x1e36540) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f7391824425 in QThreadPrivate::start (arg=0x1e36540) at thread/qthread_unix.cpp:244
#10 0x00007f7391584fc7 in start_thread () from /lib/libpthread.so.0
#11 0x00007f738df0b5ad in clone () from /lib/libc.so.6
#12 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x41ec1950 (LWP 10911)):
#0  0x00007f7391588d29 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f7391825319 in QWaitCondition::wait (this=0x21379d0, mutex=0x21379c8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  0x00007f73904239dc in QHostInfoAgent::run (this=0x21379b0) at kernel/qhostinfo.cpp:252
#3  0x00007f7391824425 in QThreadPrivate::start (arg=0x21379b0) at thread/qthread_unix.cpp:244
#4  0x00007f7391584fc7 in start_thread () from /lib/libpthread.so.0
#5  0x00007f738df0b5ad in clone () from /lib/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x427c0950 (LWP 11050)):
#0  0x00007f7391588d29 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f7391825319 in QWaitCondition::wait (this=0x1d7a128, mutex=0x1d79e90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  0x00007f73872dbfe4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1d7a100, th=0x235d600) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/WeaverImpl.cpp:365
#3  0x00007f73872de8c3 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1d08c30, th=0x235d600) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/WorkingHardState.cpp:71
#4  0x00007f73872dccef in ThreadWeaver::ThreadRunHelper::run (this=0x427c00e0, parent=0x1d7a100, th=0x235d600) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/Thread.cpp:87
#5  0x00007f73872dd149 in ThreadWeaver::Thread::run (this=0x235d600) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/Thread.cpp:142
#6  0x00007f7391824425 in QThreadPrivate::start (arg=0x235d600) at thread/qthread_unix.cpp:244
#7  0x00007f7391584fc7 in start_thread () from /lib/libpthread.so.0
#8  0x00007f738df0b5ad in clone () from /lib/libc.so.6
#9  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x42fc1950 (LWP 11051)):
#0  0x00007f7391588d29 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f7391825319 in QWaitCondition::wait (this=0x1d7a128, mutex=0x1d79e90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  0x00007f73872dbfe4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1d7a100, th=0x1ffbad0) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/WeaverImpl.cpp:365
#3  0x00007f73872de8c3 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1d08c30, th=0x1ffbad0) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/WorkingHardState.cpp:71
#4  0x00007f73872dccef in ThreadWeaver::ThreadRunHelper::run (this=0x42fc10e0, parent=0x1d7a100, th=0x1ffbad0) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/Thread.cpp:87
#5  0x00007f73872dd149 in ThreadWeaver::Thread::run (this=0x1ffbad0) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/Thread.cpp:142
#6  0x00007f7391824425 in QThreadPrivate::start (arg=0x1ffbad0) at thread/qthread_unix.cpp:244
#7  0x00007f7391584fc7 in start_thread () from /lib/libpthread.so.0
#8  0x00007f738df0b5ad in clone () from /lib/libc.so.6
#9  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x437c2950 (LWP 11052)):
#0  0x00007f7391588d29 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f7391825319 in QWaitCondition::wait (this=0x1d7a128, mutex=0x1d79e90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  0x00007f73872dbfe4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1d7a100, th=0x23691d0) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/WeaverImpl.cpp:365
#3  0x00007f73872de8c3 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1d08c30, th=0x23691d0) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/WorkingHardState.cpp:71
#4  0x00007f73872dccef in ThreadWeaver::ThreadRunHelper::run (this=0x437c20e0, parent=0x1d7a100, th=0x23691d0) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/Thread.cpp:87
#5  0x00007f73872dd149 in ThreadWeaver::Thread::run (this=0x23691d0) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/Thread.cpp:142
#6  0x00007f7391824425 in QThreadPrivate::start (arg=0x23691d0) at thread/qthread_unix.cpp:244
#7  0x00007f7391584fc7 in start_thread () from /lib/libpthread.so.0
#8  0x00007f738df0b5ad in clone () from /lib/libc.so.6
#9  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x43fc3950 (LWP 11053)):
#0  0x00007f7391588d29 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f7391825319 in QWaitCondition::wait (this=0x1d7a128, mutex=0x1d79e90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  0x00007f73872dbfe4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1d7a100, th=0x21fb6c0) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/WeaverImpl.cpp:365
#3  0x00007f73872de8c3 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1d08c30, th=0x21fb6c0) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/WorkingHardState.cpp:71
#4  0x00007f73872dccef in ThreadWeaver::ThreadRunHelper::run (this=0x43fc30e0, parent=0x1d7a100, th=0x21fb6c0) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/Thread.cpp:87
#5  0x00007f73872dd149 in ThreadWeaver::Thread::run (this=0x21fb6c0) at /home/kde/src/KDE/kdelibs/threadweaver/Weaver/Thread.cpp:142
#6  0x00007f7391824425 in QThreadPrivate::start (arg=0x21fb6c0) at thread/qthread_unix.cpp:244
#7  0x00007f7391584fc7 in start_thread () from /lib/libpthread.so.0
#8  0x00007f738df0b5ad in clone () from /lib/libc.so.6
#9  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f7391d1c6f0 (LWP 10879)):
[KCrash Handler]
#5  QGraphicsSceneIndexPrivate::recursive_items_helper (this=0x1e421b0, item=0x1e418c0, exposeRect={xp = 334, yp = 57, w = 1, h = 1}, intersector=0x1e906c0, items=0x7fff5f569cb0, 
    viewTransform=@0x7fff5f569ae0, mode=Qt::IntersectsItemShape, parentOpacity=0) at graphicsview/qgraphicssceneindex.cpp:278
#6  0x00007f738f171ef0 in QGraphicsSceneIndex::items (this=<value optimized out>, rect=<value optimized out>, mode=Qt::IntersectsItemShape, order=Qt::DescendingOrder, deviceTransform=@0x7fff5f569ae0)
    at graphicsview/qgraphicssceneindex_p.h:159
#7  0x00007f738f149685 in QGraphicsScene::items (this=<value optimized out>, rect=@0x1e906c0, mode=1599511728, order=1599511264, deviceTransform=@0x1) at graphicsview/qgraphicsscene.cpp:2024
#8  0x00007f738f150679 in QGraphicsScenePrivate::itemsAtPosition (this=<value optimized out>, screenPos=@0x7fff5f569cc0, scenePos=@0x7fff5f569c80, widget=<value optimized out>)
    at graphicsview/qgraphicsscene.cpp:1018
#9  0x00007f738f150baf in QGraphicsScenePrivate::dispatchHoverEvent (this=0x1e55a60, hoverEvent=0x7fff5f569d10) at graphicsview/qgraphicsscene.cpp:3768
#10 0x00007f738f150dd2 in QGraphicsScene::mouseMoveEvent (this=<value optimized out>, mouseEvent=0x7fff5f56a3b0) at graphicsview/qgraphicsscene.cpp:3976
#11 0x00007f738f160eeb in QGraphicsScene::event (this=0x1e4bd70, event=0x7fff5f56a3b0) at graphicsview/qgraphicsscene.cpp:3341
#12 0x00007f738eb2d12d in QApplicationPrivate::notify_helper (this=0x1bc3140, receiver=0x1e4bd70, e=0x7fff5f56a3b0) at kernel/qapplication.cpp:4242
#13 0x00007f738eb336ca in QApplication::notify (this=0x1bc2c80, receiver=0x1e4bd70, e=0x7fff5f56a3b0) at kernel/qapplication.cpp:4125
#14 0x00007f738fd35eeb in KApplication::notify (this=0x1bc2c80, receiver=0x1e4bd70, event=0x7fff5f56a3b0) at /home/kde/src/KDE/kdelibs/kdeui/kernel/kapplication.cpp:302
#15 0x00007f739191ac4c in QCoreApplication::notifyInternal (this=0x1bc2c80, receiver=0x1e4bd70, event=0x7fff5f56a3b0) at kernel/qcoreapplication.cpp:704
#16 0x00007f738f17cc97 in QGraphicsViewPrivate::mouseMoveEventHandler (this=0x1f9b670, event=0x7fff5f56b070) at graphicsview/qgraphicsview.cpp:617
#17 0x00007f738f17cd9e in QGraphicsView::mouseMoveEvent (this=0x1e79760, event=0x7fff5f56b070) at graphicsview/qgraphicsview.cpp:3157
#18 0x00007f738eb84473 in QWidget::event (this=0x1e79760, event=0x7fff5f56b070) at kernel/qwidget.cpp:7959
#19 0x00007f738ef3850b in QFrame::event (this=0x1e79760, e=0x7fff5f56b070) at widgets/qframe.cpp:557
#20 0x00007f738f1790bb in QGraphicsView::viewportEvent (this=0x1e79760, event=0x7fff5f56b070) at graphicsview/qgraphicsview.cpp:2747
#21 0x00007f739191a068 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x1e5dbe0, event=0x7fff5f56b070) at kernel/qcoreapplication.cpp:819
#22 0x00007f738eb2d0fc in QApplicationPrivate::notify_helper (this=0x1bc3140, receiver=0x1e5dbe0, e=0x7fff5f56b070) at kernel/qapplication.cpp:4238
#23 0x00007f738eb342c8 in QApplication::notify (this=<value optimized out>, receiver=0x1e5dbe0, e=0x7fff5f56b070) at kernel/qapplication.cpp:3822
#24 0x00007f738fd35eeb in KApplication::notify (this=0x1bc2c80, receiver=0x1e5dbe0, event=0x7fff5f56b070) at /home/kde/src/KDE/kdelibs/kdeui/kernel/kapplication.cpp:302
#25 0x00007f739191ac4c in QCoreApplication::notifyInternal (this=0x1bc2c80, receiver=0x1e5dbe0, event=0x7fff5f56b070) at kernel/qcoreapplication.cpp:704
#26 0x00007f738eb35c63 in QApplicationPrivate::sendMouseEvent (receiver=0x1e5dbe0, event=0x7fff5f56b070, alienWidget=0x1e5dbe0, nativeWidget=0x1d10b90, buttonDown=<value optimized out>, 
    lastMouseReceiver=@0x7f738f6250c0, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#27 0x00007f738ebb6170 in QETWidget::translateMouseEvent (this=0x1d10b90, event=<value optimized out>) at kernel/qapplication_x11.cpp:4368
#28 0x00007f738ebb52a8 in QApplication::x11ProcessEvent (this=0x1bc2c80, event=0x7fff5f56b850) at kernel/qapplication_x11.cpp:3501
#29 0x00007f738ebdfbc2 in x11EventSourceDispatch (s=0x1bc6a90, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#30 0x00007f738d389aca in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#31 0x00007f738d38d368 in ?? () from /lib/libglib-2.0.so.0
#32 0x00007f738d38d52c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#33 0x00007f739194555c in QEventDispatcherGlib::processEvents (this=0x1bc2740, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:407
#34 0x00007f738ebdf75f in QGuiEventDispatcherGlib::processEvents (this=0x61006d006b0000, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#35 0x00007f7391919512 in QEventLoop::processEvents (this=<value optimized out>, flags={i = 1599519552}) at kernel/qeventloop.cpp:149
#36 0x00007f73919198e4 in QEventLoop::exec (this=0x7fff5f56bb80, flags={i = 1599519632}) at kernel/qeventloop.cpp:201
#37 0x00007f739191bdf6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#38 0x00007f73848cc5bc in kdemain (argc=1, argv=0x1b91910) at /home/kde/src/KDE/kdebase/workspace/krunner/main.cpp:65
#39 0x00000000004074e7 in launch (argc=1, _name=0x1b922f8 "/home/kde/KDE/bin/krunner", args=<value optimized out>, cwd=0x0, envc=0, envs=0x1b9231a "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x40a467 "0") at /home/kde/src/KDE/kdelibs/kinit/kinit.cpp:705
#40 0x0000000000407cc8 in handle_launcher_request (sock=7, who=<value optimized out>) at /home/kde/src/KDE/kdelibs/kinit/kinit.cpp:1197
#41 0x000000000040825e in handle_requests (waitForPid=0) at /home/kde/src/KDE/kdelibs/kinit/kinit.cpp:1390
#42 0x000000000040896b in main (argc=4, argv=0x7fff5f56cc08, envp=0x7fff5f56cc30) at /home/kde/src/KDE/kdelibs/kinit/kinit.cpp:1825

Reported using DrKonqi
Comment 1 FiNeX 2009-12-05 15:24:57 UTC

*** This bug has been marked as a duplicate of bug 211438 ***
Comment 2 David Palacio 2009-12-05 19:02:25 UTC
Sure the backtraces are identical, but it just tells both bugs trigger the same crash (Qt works on a deleted object).

(They really might be the same bug, though)