[k3b] [Bug 381863] k3b crashes when I close an audio cd project

[Leslie Zhai]

https://bugs.kde.org/show_bug.cgi?id=381863

Leslie Zhai <lesliezhai at llvm.org.cn> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |lesliezhai at llvm.org.cn

--- Comment #1 from Leslie Zhai <lesliezhai at llvm.org.cn> ---
[Thread 0x7fff3c411700 (LWP 3509) exited]
(K3b::AudioDoc::AudioDoc) deleting track  1  of  25
K3b::AudioTrack(0x140ab10)
deleting sources.
(K3bMad) cleanup at offset:  Input file at:  281   Input file size:  1508708  
stream pos:  280 

finished
(K3b::AudioDoc::AudioDoc) deleted.
(K3b::AudioDoc::AudioDoc) deleting track  2  of  25
K3b::AudioTrack(0x140c370)
deleting sources.
(K3bMad) cleanup at offset:  Input file at:  285   Input file size:  3484880  
stream pos:  284 


Thread 1 "k3b" received signal SIGSEGV, Segmentation fault.
0x0000000000000018 in ?? ()
(gdb) bt
#0  0x0000000000000018 in  ()
#1  0x00007fffeed807ff in KFileMetaData::Extractor::~Extractor() () at
/lib/libKF5FileMetaData.so.3
#2  0x00007fffeed8082a in KFileMetaData::Extractor::~Extractor() () at
/lib/libKF5FileMetaData.so.3
#3  0x00007fffeed848a8 in void
qDeleteAll<QSet<KFileMetaData::Extractor*>::const_iterator>(QSet<KFileMetaData::Extractor*>::const_iterator,
QSet<KFileMetaData::Extractor*>::const_iterator) ()
    at /lib/libKF5FileMetaData.so.3
#4  0x00007fffeed83f7e in void qDeleteAll<QSet<KFileMetaData::Extractor*>
>(QSet<KFileMetaData::Extractor*> const&) () at /lib/libKF5FileMetaData.so.3
#5  0x00007fffeed829d6 in
KFileMetaData::ExtractorCollection::~ExtractorCollection() ()
    at /lib/libKF5FileMetaData.so.3
#6  0x00007ffff7a765c2 in K3b::AudioDecoder::Private::~Private()
(this=0x13671b0, __in_chrg=<optimized out>) at
/data/project/kde/k3b/libk3b/plugin/k3baudiodecoder.cpp:90
#7  0x00007ffff7a73e32 in K3b::AudioDecoder::~AudioDecoder() (this=0x1414410,
__in_chrg=<optimized out>) at
/data/project/kde/k3b/libk3b/plugin/k3baudiodecoder.cpp:174
#8  0x00007fff3ec77234 in K3bMadDecoder::~K3bMadDecoder() (this=0x1414410,
__in_chrg=<optimized out>)
    at /data/project/kde/k3b/plugins/decoder/mp3/k3bmaddecoder.cpp:90
#9  0x00007fff3ec77254 in K3bMadDecoder::~K3bMadDecoder() (this=0x1414410,
__in_chrg=<optimized out>)
    at /data/project/kde/k3b/plugins/decoder/mp3/k3bmaddecoder.cpp:95
#10 0x00007ffff7ad2f89 in
K3b::AudioDoc::decreaseDecoderUsage(K3b::AudioDecoder*) (this=0x15cb540,
decoder=0x1414410) at
/data/project/kde/k3b/libk3b/projects/audiocd/k3baudiodoc.cpp:1056
#11 0x00007ffff7ad6df5 in K3b::AudioFile::~AudioFile() (this=0x12c34c0,
__in_chrg=<optimized out>)
    at /data/project/kde/k3b/libk3b/projects/audiocd/k3baudiofile.cpp:53
#12 0x00007ffff7ad6e32 in K3b::AudioFile::~AudioFile() (this=0x12c34c0,
__in_chrg=<optimized out>)
    at /data/project/kde/k3b/libk3b/projects/audiocd/k3baudiofile.cpp:54
#13 0x00007ffff7ac622c in K3b::AudioTrack::~AudioTrack() (this=0x140c370,
__in_chrg=<optimized out>)
    at /data/project/kde/k3b/libk3b/projects/audiocd/k3baudiotrack.cpp:101
---Type <return> to continue, or q <return> to quit---
#14 0x00007ffff7ac62ce in K3b::AudioTrack::~AudioTrack() (this=0x140c370,
__in_chrg=<optimized out>)
    at /data/project/kde/k3b/libk3b/projects/audiocd/k3baudiotrack.cpp:106
#15 0x00007ffff7aca8f0 in K3b::AudioDoc::~AudioDoc() (this=0x15cb540,
__in_chrg=<optimized out>)
    at /data/project/kde/k3b/libk3b/projects/audiocd/k3baudiodoc.cpp:101
#16 0x00007ffff7aca998 in K3b::AudioDoc::~AudioDoc() (this=0x15cb540,
__in_chrg=<optimized out>)
    at /data/project/kde/k3b/libk3b/projects/audiocd/k3baudiodoc.cpp:107
#17 0x0000000000485638 in K3b::MainWindow::closeProject(K3b::Doc*)
(this=0xc96fc0, doc=0x15cb540)
    at /data/project/kde/k3b/src/k3b.cpp:1081
#18 0x00000000004846fa in K3b::MainWindow::queryClose() (this=0xc96fc0)
    at /data/project/kde/k3b/src/k3b.cpp:886
#19 0x00007ffff5f64145 in KMainWindow::closeEvent(QCloseEvent*) () at
/lib/libKF5XmlGui.so.5
#20 0x00007ffff2d610d8 in QWidget::event(QEvent*) () at /lib/libQt5Widgets.so.5
#21 0x00007ffff2e5722b in QMainWindow::event(QEvent*) () at
/lib/libQt5Widgets.so.5
#22 0x00007ffff5f64347 in KMainWindow::event(QEvent*) () at
/lib/libKF5XmlGui.so.5
#23 0x00007ffff5fa7135 in KXmlGuiWindow::event(QEvent*) () at
/lib/libKF5XmlGui.so.5
#24 0x00007ffff2d1c9bc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
()
    at /lib/libQt5Widgets.so.5
#25 0x00007ffff2d23be1 in QApplication::notify(QObject*, QEvent*) () at
/lib/libQt5Widgets.so.5
#26 0x00007fffefe97928 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
()
    at /lib/libQt5Core.so.5
#27 0x00007ffff2d5ca91 in
QWidgetPrivate::close_helper(QWidgetPrivate::CloseMode) ()
    at /lib/libQt5Widgets.so.5
#28 0x00007ffff2d7a636 in QWidgetWindow::handleCloseEvent(QCloseEvent*) () at
/lib/libQt5Widgets.so.5
#29 0x00007ffff2d7d563 in QWidgetWindow::event(QEvent*) () at
/lib/libQt5Widgets.so.5
#30 0x00007ffff2d1c9bc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
()
    at /lib/libQt5Widgets.so.5
---Type <return> to continue, or q <return> to quit---
#31 0x00007ffff2d23be1 in QApplication::notify(QObject*, QEvent*) () at
/lib/libQt5Widgets.so.5
#32 0x00007fffefe97928 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
()
    at /lib/libQt5Core.so.5
#33 0x00007ffff039ea5d in
QGuiApplicationPrivate::processCloseEvent(QWindowSystemInterfacePrivate::CloseEvent*)
() at /lib/libQt5Gui.so.5
#34 0x00007ffff03a31c5 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /lib/libQt5Gui.so.5
#35 0x00007ffff03806db in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /lib/libQt5Gui.so.5
#36 0x00007fffd7bf9bd0 in userEventSourceDispatch(_GSource*, int (*)(void*),
void*) ()
    at /lib/libQt5XcbQpa.so.5
#37 0x00007fffea569c97 in g_main_context_dispatch () at /lib/libglib-2.0.so.0
#38 0x00007fffea569ec8 in g_main_context_iterate.isra () at
/lib/libglib-2.0.so.0
#39 0x00007fffea569f6c in g_main_context_iteration () at /lib/libglib-2.0.so.0
#40 0x00007fffefee8fff in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib/libQt5Core.so.5
#41 0x00007fffefe95eca in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) ()
    at /lib/libQt5Core.so.5
#42 0x00007fffefe9df84 in QCoreApplication::exec() () at /lib/libQt5Core.so.5
#43 0x000000000048a86f in main(int, char**) (argc=1, argv=0x7fffffffdb18)
    at /data/project/kde/k3b/src/main.cpp:143
(gdb)

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