[Bug 196490] New: Accidental crash on closing DragonPlayer

René Krell rkrell at gmx.net
Sun Jun 14 14:23:19 BST 2009 

https://bugs.kde.org/show_bug.cgi?id=196490

           Summary: Accidental crash on closing DragonPlayer
           Product: dragonplayer
           Version: unspecified
          Platform: Unlisted Binaries
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: unassigned-bugs at kde.org
        ReportedBy: rkrell at gmx.net


Application that crashed: dragon
Version of the application: 2.0
KDE Version: 4.2.90 (KDE 4.2.90 (KDE 4.3 Beta2)) "release 138"
Qt Version: 4.5.1
Operating System: Linux 2.6.30-rc8-6-default x86_64
Distribution: "openSUSE 11.2 Milestone 2 (x86_64)"

What I was doing when the application crashed:
On closing DragonPlayer I got a crash with the included backtrace.

 -- Backtrace:
Application: Dragon Player (dragon), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f1729d80760 (LWP 26153))]

Thread 6 (Thread 0x7f171ce47910 (LWP 26154)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:220
#1  0x00007f172878a641 in ?? () from /usr/lib64/libxine.so.1
#2  0x00007f172727f64d in start_thread (arg=<value optimized out>) at
pthread_create.c:297
#3  0x00007f1725caa3fd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f171b9cb910 (LWP 26155)):
#0  __pthread_mutex_unlock_usercnt (mutex=0x8dcfd8, decr=1) at
pthread_mutex_unlock.c:49
#1  0x00007f1720d21904 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007f1720d21e67 in ?? () from /usr/lib64/libxcb.so.1
#3  0x00007f1720d21f8d in ?? () from /usr/lib64/libxcb.so.1
#4  0x00007f1720d220aa in xcb_flush () from /usr/lib64/libxcb.so.1
#5  0x00007f171c44070e in shmat () from
/usr/lib64/xine/plugins/1.25/xineplug_vo_out_xcbxv.so
#6  0x00007f172879819c in ?? () from /usr/lib64/libxine.so.1
#7  0x00007f17287986b7 in ?? () from /usr/lib64/libxine.so.1
#8  0x00007f172727f64d in start_thread (arg=<value optimized out>) at
pthread_create.c:297
#9  0x00007f1725caa3fd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f171b1ca910 (LWP 26156)):
#0  0x00007f1725ca1383 in *__GI___poll (fds=<value optimized out>, nfds=<value
optimized out>, timeout=6320) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f17223a1802 in g_main_context_poll (n_fds=<value optimized out>,
fds=<value optimized out>, priority=<value optimized out>, timeout=<value
optimized out>, context=<value optimized out>)
    at gmain.c:2761
#2  g_main_context_iterate (n_fds=<value optimized out>, fds=<value optimized
out>, priority=<value optimized out>, timeout=<value optimized out>,
context=<value optimized out>) at gmain.c:2443
#3  0x00007f17223a1b7c in IA__g_main_context_iteration (context=0x8525a0,
may_block=1) at gmain.c:2511
#4  0x00007f17276052de in QEventDispatcherGlib::processEvents (this=0x853570,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:326
#5  0x00007f17275da852 in QEventLoop::processEvents (this=<value optimized
out>, flags=) at kernel/qeventloop.cpp:149
#6  0x00007f17275dac24 in QEventLoop::exec (this=0x7f171b1c9ff0, flags=) at
kernel/qeventloop.cpp:200
#7  0x00007f17274f0a8b in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:487
#8  0x00007f171e523484 in Phonon::MediaSource::type() const () from
/usr/lib64/kde4/plugins/phonon_backend/phonon_xine.so
#9  0x00007f17274f38b1 in QThreadPrivate::start (arg=0x888800) at
thread/qthread_unix.cpp:189
#10 0x00007f172727f64d in start_thread (arg=<value optimized out>) at
pthread_create.c:297
#11 0x00007f1725caa3fd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f171a6ca910 (LWP 26159)):
#0  0x00007f1725ca1383 in *__GI___poll (fds=<value optimized out>, nfds=<value
optimized out>, timeout=333) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f171a7c5d2e in snd_pcm_sw_params_set_start_threshold () from
/usr/lib64/xine/plugins/1.25/xineplug_ao_out_alsa.so
#2  0x00007f172727f64d in start_thread (arg=<value optimized out>) at
pthread_create.c:297
#3  0x00007f1725caa3fd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f1719ea8910 (LWP 26160)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007f172879b7e3 in ?? () from /usr/lib64/libxine.so.1
#2  0x00007f172727f64d in start_thread (arg=<value optimized out>) at
pthread_create.c:297
#3  0x00007f1725caa3fd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f1729d80760 (LWP 26153)):
[KCrash Handler]
#5  mem2chunk_check (mem=0xea9020, magic_p=0x0) at hooks.c:166
#6  0x00007f1725c4d3f0 in free_check (mem=0xea9020, caller=<value optimized
out>) at hooks.c:279
#7  0x00007f172753713c in QString::free (d=0xea9020) at tools/qstring.cpp:953
#8  0x00007f172907f811 in ~QString (this=<value optimized out>,
__in_chrg=<value optimized out>) at /usr/include/QtCore/qstring.h:866
#9  KIconLoader::loadIcon (this=<value optimized out>, __in_chrg=<value
optimized out>) at
/usr/src/debug/kdelibs-4.2.90/kdeui/icons/kiconloader.cpp:1125
#10 0x00007f17290773cd in KIconEngine::pixmap (this=<value optimized out>,
size=@0x7fff53809d50, mode=<value optimized out>, state=<value optimized out>)
    at /usr/src/debug/kdelibs-4.2.90/kdeui/icons/kiconengine.cpp:119
#11 0x00007f17268e4d85 in QIcon::pixmap (this=<value optimized out>,
size=@0x30, mode=64, state=15372352) at image/qicon.cpp:713
#12 0x00007f17268da8d8 in QWidgetPrivate::setWindowIcon_sys (this=<value
optimized out>, forceReset=<value optimized out>) at
kernel/qwidget_x11.cpp:1347
#13 0x00007f172689f107 in QWidget::create (this=0x88cfa0, window=7780624,
initializeWindow=<value optimized out>, destroyOldWindow=<value optimized out>)
at kernel/qwidget.cpp:1282
#14 0x00007f17268d65b1 in QWidgetPrivate::setParent_sys (this=0x88ed20,
parent=0x0, f=<value optimized out>) at kernel/qwidget_x11.cpp:1065
#15 0x00007f17268a0718 in QWidget::setParent (this=0x88cfa0, parent=0x0, f=) at
kernel/qwidget.cpp:9187
#16 0x00007f17268a0e52 in QWidget::setParent (this=0xea9020, parent=0x0) at
kernel/qwidget.cpp:9144
#17 0x00007f17268a77d0 in QWidgetAction::releaseWidget (this=0x7b8f90,
widget=0x88cfa0) at kernel/qwidgetaction.cpp:208
#18 0x00007f1726c98094 in QToolBarLayout::~QToolBarLayout (this=0x8135f0,
__in_chrg=<value optimized out>) at widgets/qtoolbarlayout.cpp:101
#19 0x00007f17268992cc in QWidget::~QWidget (this=0x842a60, __in_chrg=<value
optimized out>) at kernel/qwidget.cpp:1323
#20 0x00007f17291af3bb in KToolBar::~KToolBar (this=0x842a60, __in_chrg=<value
optimized out>) at /usr/src/debug/kdelibs-4.2.90/kdeui/widgets/ktoolbar.cpp:645
#21 0x00007f17275ea7ec in QObjectPrivate::deleteChildren (this=0x751e50) at
kernel/qobject.cpp:1854
#22 0x00007f17268993d3 in QWidget::~QWidget (this=0x751cd0, __in_chrg=<value
optimized out>) at kernel/qwidget.cpp:1366
#23 0x00007f17291826a7 in KMainWindow::~KMainWindow (this=0x751cd0,
__in_chrg=<value optimized out>) at
/usr/src/debug/kdelibs-4.2.90/kdeui/widgets/kmainwindow.cpp:467
#24 0x000000000042c6ed in _start ()

Reported using DrKonqi

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