Application: Kdenlive (kdenlive), signal: Aborted
[Current thread is 1 (Thread 0x7f0e37993760 (LWP 2267))]

Thread 6 (Thread 0x7f0e14ccd710 (LWP 2446)):
#0  0x00007f0e34c16bc9 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f0e375a2500 in mlt_consumer_put_frame (this=0x1ebf0a0, frame=0x7f0dfc77b270) at mlt_consumer.c:456
#2  0x00007f0e17584124 in consumer_thread (arg=<value optimized out>) at consumer_sdl_preview.c:409
#3  0x00007f0e34c119ca in start_thread () from /lib/libpthread.so.0
#4  0x00007f0e332cf6cd in clone () from /lib/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f0e0ed26710 (LWP 2670)):
#0  0x00007f0e34c1685c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f0e375a2823 in mlt_consumer_rt_frame (this=0x1ebf0a0) at mlt_consumer.c:892
#2  0x00007f0e17581fe8 in consumer_thread (arg=<value optimized out>) at consumer_sdl.c:752
#3  0x00007f0e34c119ca in start_thread () from /lib/libpthread.so.0
#4  0x00007f0e332cf6cd in clone () from /lib/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f0e154ce710 (LWP 2671)):
[KCrash Handler]
#4  0x00007f0e3321ca75 in raise () from /lib/libc.so.6
#5  0x00007f0e332205c0 in abort () from /lib/libc.so.6
#6  0x00007f0e33215941 in __assert_fail () from /lib/libc.so.6
#7  0x00007f0e34c1443b in pthread_mutex_lock () from /lib/libpthread.so.0
#8  0x00007f0e375a2dbc in consumer_read_ahead_thread (arg=<value optimized out>) at mlt_consumer.c:682
#9  0x00007f0e34c119ca in start_thread () from /lib/libpthread.so.0
#10 0x00007f0e332cf6cd in clone () from /lib/libc.so.6
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f0e0f527710 (LWP 2672)):
#0  0x00007f0e34c1685c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f0e17581163 in sdl_fill_audio (udata=0x1ebf0a0, stream=0x5f09f60 "", len=1024) at consumer_sdl.c:307
#2  0x00007f0e172eea08 in ?? () from /usr/lib/libSDL-1.2.so.0
#3  0x00007f0e172f6665 in ?? () from /usr/lib/libSDL-1.2.so.0
#4  0x00007f0e1733bde9 in ?? () from /usr/lib/libSDL-1.2.so.0
#5  0x00007f0e34c119ca in start_thread () from /lib/libpthread.so.0
#6  0x00007f0e332cf6cd in clone () from /lib/libc.so.6
#7  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f0e0e525710 (LWP 2674)):
#0  0x00007f0e34c1685c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f0e175814ef in video_thread (arg=<value optimized out>) at consumer_sdl.c:656
#2  0x00007f0e34c119ca in start_thread () from /lib/libpthread.so.0
#3  0x00007f0e332cf6cd in clone () from /lib/libc.so.6
#4  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f0e37993760 (LWP 2267)):
#0  0x00007f0e332c2f53 in poll () from /lib/libc.so.6
#1  0x00007f0e2e82429a in ?? () from /usr/lib/libxcb.so.1
#2  0x00007f0e2e8247d7 in ?? () from /usr/lib/libxcb.so.1
#3  0x00007f0e2e824a85 in xcb_writev () from /usr/lib/libxcb.so.1
#4  0x00007f0e323926fa in _XSend (dpy=0x17f0af0, data=0x0, size=<value optimized out>) at ../../src/xcb_io.c:339
#5  0x00007f0e32392c21 in _XEventsQueued (dpy=0x7fff48197140, mode=<value optimized out>) at ../../src/xcb_io.c:260
#6  0x00007f0e3237b40b in XEventsQueued (dpy=0x17f0af0, mode=2) at ../../src/Pending.c:44
#7  0x00007f0e33f87697 in x11EventSourcePrepare (s=0x17ddc90, timeout=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:79
#8  0x00007f0e2f9d2eb1 in IA__g_main_context_prepare (context=0x17dc920, priority=<value optimized out>) at /build/buildd/glib2.0-2.24.1/glib/gmain.c:2280
#9  0x00007f0e2f9d3318 in g_main_context_iterate (context=0x17dc920, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>)
    at /build/buildd/glib2.0-2.24.1/glib/gmain.c:2571
#10 0x00007f0e2f9d38fc in IA__g_main_context_iteration (context=0x17dc920, may_block=1) at /build/buildd/glib2.0-2.24.1/glib/gmain.c:2654
#11 0x00007f0e34fbf513 in QEventDispatcherGlib::processEvents (this=0x17c1190, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#12 0x00007f0e33f8746e in QGuiEventDispatcherGlib::processEvents (this=0x7fff48197140, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#13 0x00007f0e34f94992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#14 0x00007f0e34f94d6c in QEventLoop::exec (this=0x7fff481974c0, flags=) at kernel/qeventloop.cpp:201
#15 0x00007f0e34f98aab in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#16 0x0000000000448095 in main (argc=<value optimized out>, argv=<value optimized out>) at /build/buildd/kdenlive-0.7.7.1/src/main.cpp:86