Bug#869226: kdenlive: Segmentation fault when exiting

2017-08-03 Thread Patrick Matthäi 
found #869226 17.04.3-1
thanks

Hi Jean-Baptiste,

I also can reproduce it with 17.04.3 and 17.04.2 on every PC by just
starting kdenlive and then closing it:

pmatthaei@leopc39:~$ gdb kdenlive
GNU gdb (Debian 7.12-6) 7.12.0.20161007-git
Copyright (C) 2016 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later

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and "show warranty" for details.
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Type "show configuration" for configuration details.
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For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from kdenlive...Reading symbols from
/usr/lib/debug/.build-id/62/dc7fc2403bb923745a34eeb166145b23830b7d.debug...done.
done.
(gdb) set pagination 0
(gdb) run
Starting program: /usr/bin/kdenlive
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7fffe27f7700 (LWP 16527)]
[New Thread 0x7fffd872c700 (LWP 16528)]
[New Thread 0x7fffd7cf1700 (LWP 16529)]
[New Thread 0x7fffd74f0700 (LWP 16530)]
[New Thread 0x7fffd6cef700 (LWP 16531)]
[New Thread 0x7fffd64ee700 (LWP 16532)]
[New Thread 0x7fffd585a700 (LWP 16533)]
[New Thread 0x7fffb9694700 (LWP 16536)]
QSocketNotifier: Invalid socket 11 and type 'Read', disabling...
QSocketNotifier: Invalid socket 20 and type 'Read', disabling...
[New Thread 0x7fffaecbc700 (LWP 16537)]
[New Thread 0x7fffadcbb700 (LWP 16538)]
[New Thread 0x7fffad2f8700 (LWP 16539)]
[New Thread 0x7fff9ac33700 (LWP 16541)]
[Thread 0x7fff9ac33700 (LWP 16541) exited]
[New Thread 0x7fff9ac33700 (LWP 16542)]
[New Thread 0x7fff9e8c8700 (LWP 16543)]
[New Thread 0x7fff9e0c7700 (LWP 16544)]
[New Thread 0x7fff9d8c6700 (LWP 16545)]
[New Thread 0x7fff9d0c5700 (LWP 16546)]
[New Thread 0x7fff9c8c4700 (LWP 16547)]
QXcbConnection: XCB error: 8 (BadMatch), sequence: 5040, resource id:
113246479, major code: 156 (Unknown), minor code: 11
QXcbConnection: XCB error: 8 (BadMatch), sequence: 19821, resource id:
113246598, major code: 130 (Unknown), minor code: 3
QXcbConnection: XCB error: 8 (BadMatch), sequence: 19853, resource id:
113246598, major code: 130 (Unknown), minor code: 3
QXcbConnection: XCB error: 8 (BadMatch), sequence: 19856, resource id:
113246598, major code: 130 (Unknown), minor code: 3
[Thread 0x7fff9c8c4700 (LWP 16547) exited]
[Thread 0x7fff9ac33700 (LWP 16542) exited]
[Thread 0x7fff9d0c5700 (LWP 16546) exited]
[Thread 0x7fff9e0c7700 (LWP 16544) exited]

Thread 1 "kdenlive" received signal SIGSEGV, Segmentation fault.
0x7fffb27255e0 in ?? ()
(gdb) bt
#0  0x7fffb27255e0 in ?? ()
#1  0x76ae64da in mlt_consumer_purge (self=0x581d82f0) at
mlt_consumer.c:1342
#2  0x559c00a5 in Render::stop (this=0x5792b0b0) at
./src/renderer.cpp:680
#3  0x558ac6f5 in Monitor::~Monitor (this=0x576743e0,
__in_chrg=) at ./src/monitor/monitor.cpp:364
#4  0x558ac789 in Monitor::~Monitor (this=0x576743e0,
__in_chrg=) at ./src/monitor/monitor.cpp:372
#5  0x559a6f16 in MainWindow::~MainWindow
(this=this@entry=0x56299170, __in_chrg=,
__vtt_parm=) at ./src/mainwindow.cpp:786
#6  0x559a7059 in MainWindow::~MainWindow (this=0x56299170,
__in_chrg=, __vtt_parm=) at
./src/mainwindow.cpp:791
#7  0x70d6f4d0 in QObject::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x7255546b in QWidget::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#9  0x7265492b in QMainWindow::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#10 0x74b5c097 in KMainWindow::event(QEvent*) () from
/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#11 0x74ba0bb5 in KXmlGuiWindow::event(QEvent*) () from
/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#12 0x7250db8c in QApplicationPrivate::notify_helper(QObject*,
QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x72515341 in QApplication::notify(QObject*, QEvent*) ()
from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x70d429e0 in QCoreApplication::notifyInternal2(QObject*,
QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x70d4516d in
QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*)
() from /lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x70d49179 in QCoreApplication::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x55602f0c in main (argc=, argv=) at ./src/main.cpp:158
(gdb) bt full
#0  0x7fffb27255e0 in ?? ()
No symbol table info available.
#1  0x76ae64da in mlt_consumer_purge (self=0x581d82f0) at
mlt_consumer.c:1342
priv = 0x573d2860
#2  0x

Bug#869226: kdenlive: Segmentation fault when exiting

2017-07-21 Thread George B. 
Package: kdenlive
Version: 17.04.2-1
Severity: normal

Hello,

I had a segmentation fault when quitting kdenlive. I was prompted to
save the project and I clicked "yes".

Backtrace from thread 1 - let me know if you need other threads.

```
Core was generated by `kdenlive'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x7fd6974cd5e0 in ?? ()
[Current thread is 1 (Thread 0x7fd6ce34f900 (LWP 10740))]
(gdb) bt full
#0  0x7fd6974cd5e0 in  ()
#1  0x7fd6ccffb4da in mlt_consumer_purge () at 
/usr/lib/x86_64-linux-gnu/libmlt.so.6
#2  0x56157ab69f75 in  ()
#3  0x56157aa566e5 in  ()
#4  0x56157aa56779 in  ()
#5  0x56157ab50df6 in  ()
#6  0x56157ab50f39 in  ()
#7  0x7fd6c7293c60 in QObject::event(QEvent*) 
(this=this@entry=0x56157bf3cda0, e=e@entry=0x56157ea5c240) at 
kernel/qobject.cpp:1254
#8  0x7fd6c8a700cb in QWidget::event(QEvent*) 
(this=this@entry=0x56157bf3cda0, event=event@entry=0x56157ea5c240) at 
kernel/qwidget.cpp:9225
#9  0x7fd6c8b6bfbb in QMainWindow::event(QEvent*) (this=0x56157bf3cda0, 
event=0x56157ea5c240) at widgets/qmainwindow.cpp:1543
#10 0x7fd6cb071097 in KMainWindow::event(QEvent*) () at 
/usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#11 0x7fd6cb0b5bb5 in KXmlGuiWindow::event(QEvent*) () at 
/usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#12 0x7fd6c8a28bec in QApplicationPrivate::notify_helper(QObject*, QEvent*) 
(this=, receiver=0x56157bf3cda0, e=0x56157ea5c240) at 
kernel/qapplication.cpp:3799
consumed = 
this = 
e = 0x56157ea5c240
receiver = 0x56157bf3cda0
#13 0x7fd6c8a30381 in QApplication::notify(QObject*, QEvent*) 
(this=0x7fffa2d04cc0, receiver=0x56157bf3cda0, e=0x56157ea5c240) at 
kernel/qapplication.cpp:3556
w = 0x56157bf3cda0
extra = 
isProxyWidget = 
res = false
#14 0x7fd6c7267850 in QCoreApplication::notifyInternal2(QObject*, QEvent*) 
(receiver=0x56157bf3cda0, event=event@entry=0x56157ea5c240) at 
kernel/qcoreapplication.cpp:988
selfRequired = true
result = false
cbdata = {0x56157bf3cda0, 0x56157ea5c240, 0x7fffa2d04aaf}
d = 
threadData = 0x56157b8b0de0
scopeLevelCounter = {threadData = 0x56157b8b0de0}
#15 0x7fd6c7269fed in QCoreApplication::sendEvent(QObject*, QEvent*) 
(event=0x56157ea5c240, receiver=) at 
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
e = 0x56157ea5c240
pe = 
r = 
unlocker = {m = }
event_deleter = {d = 0x56157ea5c240}
locker = {val = 94650267012624}
startOffset = 66
i = @0x7fffa2d04b3c: 66
cleanup = {receiver = 0x0, event_type = 52, data = 0x56157b8b0de0, 
exceptionCaught = true}
#16 0x7fd6c7269fed in QCoreApplicationPrivate::sendPostedEvents(QObject*, 
int, QThreadData*) (receiver=receiver@entry=0x0, 
event_type=event_type@entry=52, data=0x56157b8b0de0)
at kernel/qcoreapplication.cpp:1649
e = 0x56157ea5c240
pe = 
r = 
unlocker = {m = }
event_deleter = {d = 0x56157ea5c240}
locker = {val = 94650267012624}
startOffset = 66
i = @0x7fffa2d04b3c: 66
cleanup = {receiver = 0x0, event_type = 52, data = 0x56157b8b0de0, 
exceptionCaught = true}
#17 0x7fd6c726a458 in QCoreApplication::sendPostedEvents(QObject*, int) 
(receiver=receiver@entry=0x0, event_type=event_type@entry=52) at 
kernel/qcoreapplication.cpp:1503
data = 
#18 0x7fd6c726df19 in QCoreApplication::exec() () at 
kernel/qcoreapplication.cpp:1268
threadData = 0x56157b8b0de0
eventLoop = 
  { = {_vptr.QObject = 0x7fd6c74b13b8 , static staticMetaObject = {d = {superdata = 0x0, stringdata = 
0x7fd6c73d68c0 , data = 0x7fd6c73d67a0 
, static_metacall = 0x7fd6c729ab10 
, 
relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x56157e1250a0}, 
static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7fd6c741e6a0 
, data = 0x7fd6c741bbe0 , 
static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static 
staticMetaObject = {d = {superdata = 0x7fd6c74a8880 
, stringdata = 0x7fd6c7435a40 
, data = 0x7fd6c74359e0 
, static_metacall = 0x7fd6c730bec0 
, 
relatedMetaObjects = 0x0, extradata = 0x0}}}
returnCode = 0
#19 0x56157a7acf0c in  ()
#20 0x7fd6c63d12b1 in __libc_start_main (main=0x56157a7abe00, argc=1, 
argv=0x7fffa2d04e68, init=, fini=, 
rtld_fini=, stack_end=0x7fffa2d04e58)
at ../csu/libc-start.c:291
result = 
unwind_buf = 
  {cancel_jmp_buf = {{jmp_buf = {0, -9115174897200634136, 
94650249172400, 140735924948576, 0, 0, -3290490383767935256, 
-3312646338799311128}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 
0x7fffa2d04e78, 0x7fd6ce545170}, data = {prev = 0x0, cleanup = 0x0, canceltype 
= -1563406728}}}
not_first_call = 
#21 0x56157a7ad5da in _start ()
```


Thanks,

George

-- System Information:
Debian Release: buster/sid
  AP