[kde] [Bug 376810] New: Kdenlive crash when playin 2 merged clips

Florin bugzilla_noreply at kde.org
Wed Feb 22 16:36:35 GMT 2017 

https://bugs.kde.org/show_bug.cgi?id=376810

            Bug ID: 376810
           Summary: Kdenlive crash when playin 2 merged clips
           Product: kde
           Version: unspecified
          Platform: unspecified
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: unassigned-bugs at kde.org
          Reporter: cfrussen at yahoo.co.uk
  Target Milestone: ---

Application: kdenlive (16.12.2)

Qt Version: 5.8.0
Frameworks Version: 5.31.0
Operating System: Linux 4.4.48-1-MANJARO x86_64
Distribution: "Manjaro Linux"

-- Information about the crash:
I've put 2 videos, one in continuity of the other, and kdenlive crashes
systematically when playng the enseble.

The crash can be reproduced every time.

-- Backtrace:
Application: Kdenlive (kdenlive), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f5ddb162800 (LWP 1573))]

Thread 16 (Thread 0x7f5d65bfd700 (LWP 1636)):
#0  0x00007f5dd10ea10f in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f5dac9486dd in  () at /usr/lib/mlt/libmltsdl.so
#2  0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7f5d7202b700 (LWP 1635)):
#0  0x00007f5dd30a54ed in read () at /usr/lib/libc.so.6
#1  0x00007f5dc436cf51 in pa_read () at
/usr/lib/pulseaudio/libpulsecommon-10.0.so
#2  0x00007f5dcac5930e in pa_mainloop_prepare () at /usr/lib/libpulse.so.0
#3  0x00007f5dcac59d80 in pa_mainloop_iterate () at /usr/lib/libpulse.so.0
#4  0x00007f5dac6deeed in  () at /usr/lib/libSDL-1.2.so.0
#5  0x00007f5dac6b2800 in  () at /usr/lib/libSDL-1.2.so.0
#6  0x00007f5dac6bafe8 in  () at /usr/lib/libSDL-1.2.so.0
#7  0x00007f5dac6fc8a9 in  () at /usr/lib/libSDL-1.2.so.0
#8  0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7f5d57fff700 (LWP 1634)):
[KCrash Handler]
#6  0x00007f5daa943b64 in MltInput::set_pixel_data(unsigned char const*) () at
/usr/lib/mlt/libmltopengl.so
#7  0x00007f5daa93d3b1 in  () at /usr/lib/mlt/libmltopengl.so
#8  0x00007f5daa93cb3d in  () at /usr/lib/mlt/libmltopengl.so
#9  0x00007f5daa93db08 in  () at /usr/lib/mlt/libmltopengl.so
#10 0x00007f5dda2771e8 in mlt_frame_get_image () at /usr/lib/libmlt.so.6
#11 0x00007f5dda28d1d9 in  () at /usr/lib/libmlt.so.6
#12 0x00007f5dda277197 in mlt_frame_get_image () at /usr/lib/libmlt.so.6
#13 0x00007f5dda28a86f in  () at /usr/lib/libmlt.so.6
#14 0x000000000075774d in  ()
#15 0x00007f5dd3aa16d8 in  () at /usr/lib/libQt5Core.so.5
#16 0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#17 0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7f5d70fb8700 (LWP 1633)):
#0  0x00007f5dd10ea10f in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f5dda28abeb in mlt_consumer_rt_frame () at /usr/lib/libmlt.so.6
#2  0x00007f5dac948b10 in  () at /usr/lib/mlt/libmltsdl.so
#3  0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f5d567fc700 (LWP 1603)):
#0  0x00007f5dd10ea4b8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f5dd3aa24c6 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f5dd3a9dbc4 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f5dd3aa16d8 in  () at /usr/lib/libQt5Core.so.5
#4  0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f5d377fe700 (LWP 1598)):
#0  0x00007f5dd3a98c49 in QMutex::unlock() () at /usr/lib/libQt5Core.so.5
#1  0x00007f5dd3cd07f1 in  () at /usr/lib/libQt5Core.so.5
#2  0x00007f5dcaecec89 in g_main_context_prepare () at
/usr/lib/libglib-2.0.so.0
#3  0x00007f5dcaecf6ab in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f5dcaecf89c in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5  0x00007f5dd3cd106b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#6  0x00007f5dd3c7a89a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#7  0x00007f5dd3a9ca73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f5dd3aa16d8 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f5d37fff700 (LWP 1597)):
#0  0x00007f5dd10ea10f in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f5dd3aa258b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f5dd94e2665 in  () at /usr/lib/libQt5Quick.so.5
#3  0x00007f5dd94e2f72 in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f5dd3aa16d8 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f5d54877700 (LWP 1596)):
#0  0x00007f5dd30a54ed in read () at /usr/lib/libc.so.6
#1  0x00007f5dcaf13a10 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f5dcaecf235 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f5dcaecf724 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f5dcaecf89c in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5  0x00007f5dd3cd106b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#6  0x00007f5dd3c7a89a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#7  0x00007f5dd3a9ca73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f5dd3aa16d8 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f5d55078700 (LWP 1594)):
#0  0x00007f5dd10ea10f in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f5dd3aa258b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f5dd94e2665 in  () at /usr/lib/libQt5Quick.so.5
#3  0x00007f5dd94e2f72 in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f5dd3aa16d8 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f5d893ef700 (LWP 1579)):
#0  0x00007f5dd30a948d in poll () at /usr/lib/libc.so.6
#1  0x00007f5dcaecf786 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f5dcaecf89c in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3  0x00007f5dd3cd106b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4  0x00007f5dd3c7a89a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5  0x00007f5dd3a9ca73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f5dd56cd025 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007f5dd3aa16d8 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f5d8a0d2700 (LWP 1578)):
#0  0x00007f5dd10ea4b8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f5dd3aa24c6 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f5dd3a9dbc4 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f5dd3aa16d8 in  () at /usr/lib/libQt5Core.so.5
#4  0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f5d8b0d3700 (LWP 1577)):
#0  0x00007f5dcaecf668 in  () at /usr/lib/libglib-2.0.so.0
#1  0x00007f5dcaecf89c in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#2  0x00007f5dd3cd106b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3  0x00007f5dd3c7a89a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4  0x00007f5dd3a9ca73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5  0x00007f5dd56cd025 in  () at /usr/lib/libQt5Qml.so.5
#6  0x00007f5dd3aa16d8 in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f5d929e7700 (LWP 1576)):
#0  0x00007f5dd30a948d in poll () at /usr/lib/libc.so.6
#1  0x00007f5d98a7ed51 in  () at /usr/lib/libusb-1.0.so.0
#2  0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#3  0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f5dbd167700 (LWP 1575)):
#0  0x00007f5dd30a948d in poll () at /usr/lib/libc.so.6
#1  0x00007f5dcaecf786 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f5dcaecf89c in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3  0x00007f5dd3cd106b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4  0x00007f5dd3c7a89a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5  0x00007f5dd3a9ca73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f5dd615f125 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007f5dd3aa16d8 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f5dbf8b1700 (LWP 1574)):
#0  0x00007f5dd30a948d in poll () at /usr/lib/libc.so.6
#1  0x00007f5dca8128e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007f5dca814679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f5dc2237239 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f5dd3aa16d8 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f5dd10e4454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f5dd30b27df in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f5ddb162800 (LWP 1573)):
#0  0x00007f5dd10ea10f in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f5dca812b57 in  () at /usr/lib/libxcb.so.1
#2  0x00007f5dca81439f in  () at /usr/lib/libxcb.so.1
#3  0x00007f5dca8144b2 in xcb_wait_for_reply () at /usr/lib/libxcb.so.1
#4  0x00007f5dc223631a in QXcbConnection::sync() () at
/usr/lib/libQt5XcbQpa.so.5
#5  0x00007f5dc2254d20 in  () at /usr/lib/libQt5XcbQpa.so.5
#6  0x00007f5dc2254dfc in  () at /usr/lib/libQt5XcbQpa.so.5
#7  0x00007f5dd4358f5b in QBackingStore::beginPaint(QRegion const&) () at
/usr/lib/libQt5Gui.so.5
#8  0x00007f5dd4cf9599 in  () at /usr/lib/libQt5Widgets.so.5
#9  0x00007f5dd4cf9922 in  () at /usr/lib/libQt5Widgets.so.5
#10 0x00007f5dd4d18e7f in QWidgetPrivate::syncBackingStore() () at
/usr/lib/libQt5Widgets.so.5
#11 0x00007f5dd4d30da8 in QWidget::event(QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#12 0x00007f5dd4e2fd0b in QMainWindow::event(QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#13 0x00007f5dd830745a in KMainWindow::event(QEvent*) () at
/usr/lib/libKF5XmlGui.so.5
#14 0x00007f5dd8358e75 in KXmlGuiWindow::event(QEvent*) () at
/usr/lib/libKF5XmlGui.so.5
#15 0x00007f5dd4ce934c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#16 0x00007f5dd4cf0b61 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#17 0x00007f5dd3c7c440 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#18 0x00007f5dd3c7ebcd in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#19 0x00007f5dd3cd0c43 in  () at /usr/lib/libQt5Core.so.5
#20 0x00007f5dcaecf587 in g_main_context_dispatch () at
/usr/lib/libglib-2.0.so.0
#21 0x00007f5dcaecf7f0 in  () at /usr/lib/libglib-2.0.so.0
#22 0x00007f5dcaecf89c in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#23 0x00007f5dd3cd104f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#24 0x00007f5dd3c7a89a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#25 0x00007f5dd3c82de4 in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#26 0x000000000048c286 in  ()
#27 0x00007f5dd2fea291 in __libc_start_main () at /usr/lib/libc.so.6
#28 0x000000000048c97a in _start ()

Reported using DrKonqi

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