Application: digikam (2.0.0-beta3) KDE Platform Version: 4.6.1 (4.6.1) (Compiled from sources) Qt Version: 4.7.2 Operating System: Linux 2.6.37-gentoo x86_64 Distribution (Platform): Gentoo Packages -- Information about the crash: - What I was doing when the application crashed: Configured the mysql connection: 1. mysql connection where incorrect (db was missing) 2. created the DB, but no tables or access right with mysqladmin 3. clicked "check database connection" in digikam 4. closed the window --> error: cannot create table (because of missing access rights) --> crash (see backtrace) -- Backtrace: Application: digiKam (digikam), signal: Segmentation fault [Current thread is 1 (Thread 0x7fef4d2e2980 (LWP 21525))] Thread 4 (Thread 0x7fef2affa700 (LWP 21526)): #0 0x00007fef4482164c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #1 0x00007fef44aade33 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4 #2 0x00000000005e725e in Digikam::ScanController::run (this=0xc8acd0) at /home/ian/Desktop/Coding/compile/digikam-2.0.0-beta3/core/digikam/database/scancontroller.cpp:602 #3 0x00007fef44aad7c5 in ?? () from /usr/lib64/qt4/libQtCore.so.4 #4 0x00007fef32fcbae3 in ?? () from //usr/lib64/opengl/nvidia/lib/libGL.so.1 #5 0x00007fef4481cd6c in start_thread () from /lib/libpthread.so.0 #6 0x00007fef4384240d in clone () from /lib/libc.so.6 Thread 3 (Thread 0x7fef2a7f9700 (LWP 21527)): #0 0x00007fef44820944 in __pthread_mutex_unlock_usercnt () from /lib/libpthread.so.0 #1 0x00007fef3f0bc991 in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0 #2 0x00007fef3f0bcdf2 in ?? () from /usr/lib/libglib-2.0.so.0 #3 0x00007fef3f0bd3c2 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #4 0x00007fef44bc0d76 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4 #5 0x00007fef44b95012 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4 #6 0x00007fef44b95294 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4 #7 0x00007fef44aaaf64 in QThread::exec() () from /usr/lib64/qt4/libQtCore.so.4 #8 0x00007fef44b76c60 in ?? () from /usr/lib64/qt4/libQtCore.so.4 #9 0x00007fef44aad7c5 in ?? () from /usr/lib64/qt4/libQtCore.so.4 #10 0x00007fef32fcbae3 in ?? () from //usr/lib64/opengl/nvidia/lib/libGL.so.1 #11 0x00007fef4481cd6c in start_thread () from /lib/libpthread.so.0 #12 0x00007fef4384240d in clone () from /lib/libc.so.6 Thread 2 (Thread 0x7fef29ff8700 (LWP 21541)): #0 0x00007fef4482164c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #1 0x00007fef44aade33 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4 #2 0x00007fef49c70427 in Digikam::ParkingThread::run (this=0xec9060) at /home/ian/Desktop/Coding/compile/digikam-2.0.0-beta3/core/libs/threads/threadmanager.cpp:119 #3 0x00007fef44aad7c5 in ?? () from /usr/lib64/qt4/libQtCore.so.4 #4 0x00007fef32fcbae3 in ?? () from //usr/lib64/opengl/nvidia/lib/libGL.so.1 #5 0x00007fef4481cd6c in start_thread () from /lib/libpthread.so.0 #6 0x00007fef4384240d in clone () from /lib/libc.so.6 Thread 1 (Thread 0x7fef4d2e2980 (LWP 21525)): [KCrash Handler] #6 0x00000000005a9638 in Digikam::Album::lastChild (this=0x0) at /home/ian/Desktop/Coding/compile/digikam-2.0.0-beta3/core/digikam/album/album.cpp:102 #7 0x00000000005c11ce in Digikam::AlbumManager::slotDatesJobData (this=0xd06920, data=...) at /home/ian/Desktop/Coding/compile/digikam-2.0.0-beta3/core/digikam/album/albummanager.cpp:3218 #8 0x00000000005b0333 in Digikam::AlbumManager::qt_metacall (this=0xd06920, _c=QMetaObject::InvokeMetaMethod, _id=22, _a=0x7fff7c4c0a20) at /home/ian/Desktop/Coding/compile/digikam-2.0.0-beta3/core/digikam/albummanager.moc:193 #9 0x00007fef44baa59f in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4 #10 0x00007fef47501054 in KIO::TransferJob::data(KIO::Job*, QByteArray const&) () from /usr/lib/libkio.so.5 #11 0x00007fef475010a9 in KIO::TransferJob::slotData(QByteArray const&) () from /usr/lib/libkio.so.5 #12 0x00007fef475088fe in KIO::TransferJob::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkio.so.5 #13 0x00007fef44baa59f in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4 #14 0x00007fef475a4da2 in KIO::SlaveInterface::data(QByteArray const&) () from /usr/lib/libkio.so.5 #15 0x00007fef475a7e08 in KIO::SlaveInterface::dispatch(int, QByteArray const&) () from /usr/lib/libkio.so.5 #16 0x00007fef475a484c in KIO::SlaveInterface::dispatch() () from /usr/lib/libkio.so.5 #17 0x00007fef47598056 in KIO::Slave::gotInput() () from /usr/lib/libkio.so.5 #18 0x00007fef47598624 in KIO::Slave::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkio.so.5 #19 0x00007fef44baa59f in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4 #20 0x00007fef474d094d in ?? () from /usr/lib/libkio.so.5 #21 0x00007fef474d09dd in KIO::Connection::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkio.so.5 #22 0x00007fef44baa062 in QObject::event(QEvent*) () from /usr/lib64/qt4/libQtCore.so.4 #23 0x00007fef457df93c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4 #24 0x00007fef457e449a in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4 #25 0x00007fef4653dee8 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5 #26 0x00007fef44b95ccb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/qt4/libQtCore.so.4 #27 0x00007fef44b994e4 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib64/qt4/libQtCore.so.4 #28 0x00007fef44bc0bd3 in ?? () from /usr/lib64/qt4/libQtCore.so.4 #29 0x00007fef3f0b9399 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #30 0x00007fef3f0bd220 in ?? () from /usr/lib/libglib-2.0.so.0 #31 0x00007fef3f0bd3c2 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #32 0x00007fef44bc0d3a in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4 #33 0x00007fef458859c6 in ?? () from /usr/lib64/qt4/libQtGui.so.4 #34 0x00007fef44b95012 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4 #35 0x00007fef44b95294 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4 #36 0x00007fef44b9977b in QCoreApplication::exec() () from /usr/lib64/qt4/libQtCore.so.4 #37 0x00000000006c90c7 in main (argc=1, argv=0x7fff7c4c22c8) at /home/ian/Desktop/Coding/compile/digikam-2.0.0-beta3/core/digikam/main/main.cpp:232 Possible duplicates by query: bug 233766. Reported using DrKonqi
This is a weird backtrace. I dont understand how to reach lastChild() from line 3218, which invokes the DAlbum constructor.
Git commit 460427733fd770368b02fcc772c360776dad0da1 by Marcel Wiesweg. Committed on 07/04/2011 at 21:53. Pushed by mwiesweg into branch 'master'. Ensure to have a root album at this point. Under the exceptional circumstances in the bug, this could prevent the crash CCBUG: 268356 M +1 -1 digikam/album/albummanager.cpp http://commits.kde.org/digikam/460427733fd770368b02fcc772c360776dad0da1
Ian, Marcel has patched git master source code. Can you take a look if problem still exist ? Thanks in advace Gilles Caulier
Created attachment 61424 [details] New crash information added by DrKonqi digikam (2.0.0-rc) on KDE Platform 4.6.4 (4.6.4) using Qt 4.7.3 in 2.0.0-rc 1) open digikam 2) shutdown mysql database 3) click an thumbnail -- Backtrace (Reduced): #6 ref (this=0x7fff1e41f300, other=...) at ../../src/corelib/arch/qatomic_x86_64.h:121 #7 QString (this=0x7fff1e41f300, other=...) at ../../src/corelib/tools/qstring.h:729 #8 QSqlError::QSqlError (this=0x7fff1e41f300, other=...) at kernel/qsqlerror.cpp:109 #9 0x00007f98bea423d4 in QSqlDriver::lastError (this=<value optimized out>) at kernel/qsqldriver.cpp:339 #10 0x00007f98bb66c779 in Digikam::DatabaseCoreBackendPrivate::debugOutputFailedQuery (this=0x1f4e940, query=...) at /home/vivo/digikam-devel/cppsrc/core/libs/database/databasecorebackend.cpp:342
digiKam 2.0.0 RC is out. Please check if crash is reproducible with this version. Thanks in advance Gilles Caulier
Git commit d2bca3f9fe3840d68c5b78e04926ff5f0787aa1d by Marcel Wiesweg. Committed on 11/07/2011 at 17:05. Pushed by mwiesweg into branch 'master'. Avoid accessing the driver() of a possibly failed query, it may obviously crash CCBUG: 268356 M +1 -1 libs/database/databasecorebackend.cpp http://commits.kde.org/digikam/d2bca3f9fe3840d68c5b78e04926ff5f0787aa1d
digiKam 2.2.0 is out since few weeks. Crash still valid with this version ? Gilles Caulier
Ian, We need a feedback using digiKam 2.4... Gilles Caulier
Not reproducible. Gilles Caulier