[Kdenlive-devel] a few backtraces

Mon Aug 9 14:06:52 UTC 2010

Just hit some buttons while kdenlive svn4684 was opening up and got this.
Don't know how to reproduce but maybe the backtrace is usefull to you.

Application: Kdenlive (kdenlive), signal: Segmentation fault
[Current thread is 1 (Thread 0xb4d0bae0 (LWP 1903))]

Thread 3 (Thread 0xb0565b70 (LWP 1950)):
#0  0xb784b424 in __kernel_vsyscall ()
#1  0xb5adf242 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_timedwait.S:179
#2  0xb5bcb154 in __pthread_cond_timedwait (cond=0xa0c8ab8, mutex=0xa0c8aa0, abstime=0xb05651cc) at forward.c:152
#3  0xb781c3b9 in mlt_consumer_get_frame (this=0xa0c8a08) at mlt_consumer.c:502
#4  0xb781c500 in mlt_consumer_rt_frame (this=0xa0c8a08) at mlt_consumer.c:900
#5  0xb22d22b4 in consumer_thread (arg=0xa0c8a08) at consumer_sdl_still.c:560
#6  0xb5ada955 in start_thread (arg=0xb0565b70) at pthread_create.c:300
#7  0xb5bbe14e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 2 (Thread 0xb0d66b70 (LWP 1951)):
#0  0xb784b424 in __kernel_vsyscall ()
#1  0xb5adef15 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:122
#2  0xb5bcb0fd in __pthread_cond_wait (cond=0xa0b9de0, mutex=0xa0b9e10) at forward.c:139
#3  0xb22d1b1f in consumer_thread (arg=0xa0b9cc8) at consumer_sdl_preview.c:428
#4  0xb5ada955 in start_thread (arg=0xb0d66b70) at pthread_create.c:300
#5  0xb5bbe14e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb4d0bae0 (LWP 1903)):
[KCrash Handler]
#6  TrackView::projectView (this=0x9ddbef8) at /home/mcfrisk/src/kdenlive-git/src/trackview.cpp:904
#7  0x080ad399 in MainWindow::qt_metacall (this=0x9ddbef8, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbfc8c6f8) at /home/mcfrisk/src/kdenlive-git/build/src/cmake_bindir/mainwindow.moc:489
#8  0xb69dfb2a in QMetaObject::metacall (object=0x9ddbef8, cl=3049481120, idx=191, argv=0xbfc8c6f8) at kernel/qmetaobject.cpp:237
#9  0xb69ee0f5 in QMetaObject::activate (sender=0xa3f0868, m=0x835a800, local_signal_index=1, argv=0xbfc8c6f8) at kernel/qobject.cpp:3293
#10 0xb5ec42e9 in QAction::triggered (this=0xa3f0868, _t1=false) at .moc/release-shared/moc_qaction.cpp:263
#11 0xb5ec64dc in QAction::activate (this=0xa3f0868, event=QAction::Trigger) at kernel/qaction.cpp:1255
#12 0xb5ec7da8 in QAction::event (this=0xb5c36301, e=0x0) at kernel/qaction.cpp:1181
#13 0xb74a29e3 in KAction::event (this=0xa3f0868, event=0xbfc8cc18) at ../../kdeui/actions/kaction.cpp:129
#14 0xb5ecabec in QApplicationPrivate::notify_helper (this=0x9d62aa0, receiver=0xa3f0868, e=0xbfc8cc18) at kernel/qapplication.cpp:4300
#15 0xb5ed175e in QApplication::notify (this=0xbfc8dacc, receiver=0xa3f0868, e=0xbfc8cc18) at kernel/qapplication.cpp:3704
#16 0xb758db4a in KApplication::notify (this=0xbfc8dacc, receiver=0xa3f0868, event=0xbfc8cc18) at ../../kdeui/kernel/kapplication.cpp:302
#17 0xb69da92b in QCoreApplication::notifyInternal (this=0xbfc8dacc, receiver=0xa3f0868, event=0xbfc8cc18) at kernel/qcoreapplication.cpp:704
#18 0xb5f0c9ed in QCoreApplication::sendEvent (this=0x9d62b4c, e=0xbfc8d094) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#19 QShortcutMap::dispatchEvent (this=0x9d62b4c, e=0xbfc8d094) at kernel/qshortcutmap.cpp:879
#20 0xb5f0e7fe in QShortcutMap::tryShortcutEvent (this=0x9d62b4c, o=0x9dea2d0, e=0xbfc8d094) at kernel/qshortcutmap.cpp:364
#21 0xb5ed3543 in QApplication::notify (this=0xbfc8dacc, receiver=0x9dea2d0, e=0xbfc8d094) at kernel/qapplication.cpp:3746
#22 0xb758db4a in KApplication::notify (this=0xbfc8dacc, receiver=0x9dea2d0, event=0xbfc8d094) at ../../kdeui/kernel/kapplication.cpp:302
#23 0xb69da92b in QCoreApplication::notifyInternal (this=0xbfc8dacc, receiver=0x9dea2d0, event=0xbfc8d094) at kernel/qcoreapplication.cpp:704
#24 0xb5ecb9ce in QCoreApplication::sendSpontaneousEvent (receiver=0x9dea2d0, event=0xb5c36301) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#25 qt_sendSpontaneousEvent (receiver=0x9dea2d0, event=0xb5c36301) at kernel/qapplication.cpp:5279
#26 0xb5f84090 in QKeyMapper::sendKeyEvent (keyWidget=0x9dea2d0, grab=false, type=QEvent::KeyPress, code=84, modifiers=..., text=..., autorepeat=<value optimized out>, count=<value optimized out>, 
    nativeScanCode=28, nativeVirtualKey=116, nativeModifiers=0) at kernel/qkeymapper_x11.cpp:1861
#27 0xb5f86570 in QKeyMapperPrivate::translateKeyEvent (this=0x9d84eb0, keyWidget=0x9dea2d0, event=0xbfc8d730, grab=<value optimized out>) at kernel/qkeymapper_x11.cpp:1831
#28 0xb5f5a827 in QApplication::x11ProcessEvent (this=0xbfc8dacc, event=0xbfc8d730) at kernel/qapplication_x11.cpp:3394
#29 0xb5f896f2 in x11EventSourceDispatch (s=0x9d65d00, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#30 0xb55b52f5 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#31 0xb55b8fd8 in ?? () from /lib/libglib-2.0.so.0
#32 0xb55b91b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#33 0xb6a06335 in QEventDispatcherGlib::processEvents (this=0x9d4cc08, flags=...) at kernel/qeventdispatcher_glib.cpp:412
#34 0xb5f89255 in QGuiEventDispatcherGlib::processEvents (this=0x9d4cc08, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#35 0xb69d8f49 in QEventLoop::processEvents (this=0xbfc8da24, flags=) at kernel/qeventloop.cpp:149
#36 0xb69d939a in QEventLoop::exec (this=0xbfc8da24, flags=...) at kernel/qeventloop.cpp:201
#37 0xb69dd52f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#38 0xb5ecac87 in QApplication::exec () at kernel/qapplication.cpp:3579
#39 0x08087a7d in main (argc=2, argv=0xbfc8dcd4) at /home/mcfrisk/src/kdenlive-git/src/main.cpp:87