Application: kbibtex (0.6.2) Qt Version: 5.8.0 Frameworks Version: 5.33.0 Operating System: Linux 4.10.10-1-ARCH x86_64 Distribution: "Arch Linux" -- Information about the crash: - What I was doing when the application crashed: Using the "search for duplicate" functionality. After clicking "Cancel", the application crashed and had to be restarted. This also happens when clicking "OK" after the popup "No duplicates found" appears. -- Backtrace: Application: KBibTeX (kbibtex), signal: Aborted Using host libthread_db library "/usr/lib/libthread_db.so.1". [Current thread is 1 (Thread 0x7f7ea5527840 (LWP 3306))] Thread 4 (Thread 0x7f7e828bc700 (LWP 3588)): #0 0x00007f7ea17b537d in read () at /usr/lib/libc.so.6 #1 0x00007f7e9d8c2aa0 in () at /usr/lib/libglib-2.0.so.0 #2 0x00007f7e9d87e26e in g_main_context_check () at /usr/lib/libglib-2.0.so.0 #3 0x00007f7e9d87e744 in () at /usr/lib/libglib-2.0.so.0 #4 0x00007f7e9d87e8bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #5 0x00007f7ea1fcff8e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4 #6 0x00007f7ea1f9e43f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4 #7 0x00007f7ea1f9e7a5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4 #8 0x00007f7ea1e8c779 in QThread::exec() () at /usr/lib/libQtCore.so.4 #9 0x00007f7ea1e8f04a in () at /usr/lib/libQtCore.so.4 #10 0x00007f7e9f60c2e7 in start_thread () at /usr/lib/libpthread.so.0 #11 0x00007f7ea17c354f in clone () at /usr/lib/libc.so.6 Thread 3 (Thread 0x7f7e83744700 (LWP 3587)): #0 0x00007f7ea17b967d in poll () at /usr/lib/libc.so.6 #1 0x00007f7e9d87e7a6 in () at /usr/lib/libglib-2.0.so.0 #2 0x00007f7e9d87e8bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #3 0x00007f7ea1fcff8e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4 #4 0x00007f7ea1f9e43f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4 #5 0x00007f7ea1f9e7a5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4 #6 0x00007f7ea1e8c779 in QThread::exec() () at /usr/lib/libQtCore.so.4 #7 0x00007f7ea1e8f04a in () at /usr/lib/libQtCore.so.4 #8 0x00007f7e9f60c2e7 in start_thread () at /usr/lib/libpthread.so.0 #9 0x00007f7ea17c354f in clone () at /usr/lib/libc.so.6 Thread 2 (Thread 0x7f7e88b01700 (LWP 3318)): #0 0x00007f7ea17b537d in read () at /usr/lib/libc.so.6 #1 0x00007f7e9d8c2aa0 in () at /usr/lib/libglib-2.0.so.0 #2 0x00007f7e9d87e26e in g_main_context_check () at /usr/lib/libglib-2.0.so.0 #3 0x00007f7e9d87e744 in () at /usr/lib/libglib-2.0.so.0 #4 0x00007f7e9d87e8bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #5 0x00007f7ea1fcff8e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4 #6 0x00007f7ea1f9e43f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4 #7 0x00007f7ea1f9e7a5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4 #8 0x00007f7ea1e8c779 in QThread::exec() () at /usr/lib/libQtCore.so.4 #9 0x00007f7ea1f7e313 in () at /usr/lib/libQtCore.so.4 #10 0x00007f7ea1e8f04a in () at /usr/lib/libQtCore.so.4 #11 0x00007f7e9f60c2e7 in start_thread () at /usr/lib/libpthread.so.0 #12 0x00007f7ea17c354f in clone () at /usr/lib/libc.so.6 Thread 1 (Thread 0x7f7ea5527840 (LWP 3306)): [KCrash Handler] #6 0x00007f7ea170aa10 in raise () at /usr/lib/libc.so.6 #7 0x00007f7ea170c13a in abort () at /usr/lib/libc.so.6 #8 0x00007f7ea17492b0 in __libc_message () at /usr/lib/libc.so.6 #9 0x00007f7ea174f90e in malloc_printerr () at /usr/lib/libc.so.6 #10 0x00007f7ea175011e in _int_free () at /usr/lib/libc.so.6 #11 0x00007f7ea1fb7f44 in QObjectPrivate::deleteChildren() () at /usr/lib/libQtCore.so.4 #12 0x00007f7ea2563222 in QWidget::~QWidget() () at /usr/lib/libQtGui.so.4 #13 0x00007f7ea3921e29 in KDialog::~KDialog() () at /usr/lib/libkdeui.so.5 #14 0x00007f7ea4c941e6 in FindDuplicatesUI::slotFindDuplicates() () at /usr/lib/libkbibtexgui.so.0.6 #15 0x00007f7ea1fb3cb0 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () at /usr/lib/libQtCore.so.4 #16 0x00007f7ea2507082 in QAction::triggered(bool) () at /usr/lib/libQtGui.so.4 #17 0x00007f7ea25083e3 in QAction::activate(QAction::ActionEvent) () at /usr/lib/libQtGui.so.4 #18 0x00007f7ea28e3383 in () at /usr/lib/libQtGui.so.4 #19 0x00007f7ea28e34d4 in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () at /usr/lib/libQtGui.so.4 #20 0x00007f7ea29a8bba in QToolButton::mouseReleaseEvent(QMouseEvent*) () at /usr/lib/libQtGui.so.4 #21 0x00007f7ea2563840 in QWidget::event(QEvent*) () at /usr/lib/libQtGui.so.4 #22 0x00007f7ea250cf2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQtGui.so.4 #23 0x00007f7ea25155b7 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQtGui.so.4 #24 0x00007f7ea39cc32a in KApplication::notify(QObject*, QEvent*) () at /usr/lib/libkdeui.so.5 #25 0x00007f7ea1f9fb6d in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib/libQtCore.so.4 #26 0x00007f7ea25135db in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at /usr/lib/libQtGui.so.4 #27 0x00007f7ea258ea99 in () at /usr/lib/libQtGui.so.4 #28 0x00007f7ea258d44c in QApplication::x11ProcessEvent(_XEvent*) () at /usr/lib/libQtGui.so.4 #29 0x00007f7ea25b5e02 in () at /usr/lib/libQtGui.so.4 #30 0x00007f7e9d87e5a7 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0 #31 0x00007f7e9d87e810 in () at /usr/lib/libglib-2.0.so.0 #32 0x00007f7e9d87e8bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #33 0x00007f7ea1fcff6e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4 #34 0x00007f7ea25b5ed6 in () at /usr/lib/libQtGui.so.4 #35 0x00007f7ea1f9e43f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4 #36 0x00007f7ea1f9e7a5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQtCore.so.4 #37 0x00007f7ea1fa4209 in QCoreApplication::exec() () at /usr/lib/libQtCore.so.4 #38 0x0000000000419831 in () #39 0x00007f7ea16f7511 in __libc_start_main () at /usr/lib/libc.so.6 #40 0x000000000041d0ba in _start () Possible duplicates by query: bug 367653. Reported using DrKonqi
Created attachment 105279 [details] Single line change to avoid crash The attached patch may be sufficient to fix this issue. Please test if possible and report your results.
I will try to build kbibtex from source in approximately a week, since I am currently using it for an assignment and the deadline is soon. If i succeed in building, I will report back (currently I'm running a binary distributed by the archlinux repo).
I was struck by the same crash (100% reproducible). With the patch, kbibtex does not crash anymore.
Git commit cd2bb95e4adb2de0576f97bdabef1f342e817d31 by Thomas Fischer. Committed on 23/09/2017 at 20:47. Pushed by thomasfischer into branch 'kbibtex/0.6'. Fixing crash when cancelling search for duplicates M +1 -1 src/gui/file/findduplicatesui.cpp https://commits.kde.org/kbibtex/cd2bb95e4adb2de0576f97bdabef1f342e817d31