[kde] [Bug 375705] New: Absturz beim Rendern

Klemens Dickbauer bugzilla_noreply at kde.org
Sun Jan 29 14:52:00 GMT 2017 

https://bugs.kde.org/show_bug.cgi?id=375705

            Bug ID: 375705
           Summary: Absturz beim Rendern
           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: klemens.dickbauer at msk-informatik.at
  Target Milestone: ---

Application: kdenlive (16.04.3)

Qt Version: 5.6.1
Frameworks Version: 5.26.0
Operating System: Linux 4.8.0-34-generic x86_64
Distribution: Ubuntu 16.10

-- Information about the crash:
mp4 rendering neigt zum crash - in den ersten 1-2 Sekunden

The crash can be reproduced sometimes.

-- Backtrace:
Application: Kdenlive (kdenlive), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f78c44a9e00 (LWP 8142))]

Thread 48 (Thread 0x7f78097f9700 (LWP 8276)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f78c2ef5574 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f78c2ef55b9 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f78bc3a56ca in start_thread (arg=0x7f78097f9700) at
pthread_create.c:333
#4  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 47 (Thread 0x7f7809ffb700 (LWP 8267)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f788bbd09ad in ?? () from /usr/lib/x86_64-linux-gnu/mlt/libmltsdl.so
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f7809ffb700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 46 (Thread 0x7f780b7f6700 (LWP 8266)):
#0  0x00007f78afbb549a in pa_srbchannel_read () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-9.0.so
#1  0x00007f78afbb19c0 in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-9.0.so
#2  0x00007f78afbb46cb in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-9.0.so
#3  0x00007f78afbb4a69 in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-9.0.so
#4  0x00007f78afbb52ea in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-9.0.so
#5  0x00007f78b65bf25c in pa_mainloop_dispatch () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f78b65bf65c in pa_mainloop_iterate () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#7  0x00007f788b96afeb in ?? () from /usr/lib/x86_64-linux-gnu/libSDL-1.2.so.0
#8  0x00007f788b93d920 in ?? () from /usr/lib/x86_64-linux-gnu/libSDL-1.2.so.0
#9  0x00007f788b9470b8 in ?? () from /usr/lib/x86_64-linux-gnu/libSDL-1.2.so.0
#10 0x00007f788b986f49 in ?? () from /usr/lib/x86_64-linux-gnu/libSDL-1.2.so.0
#11 0x00007f78bc3a56ca in start_thread (arg=0x7f780b7f6700) at
pthread_create.c:333
#12 0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 45 (Thread 0x7f780bff7700 (LWP 8265)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f780bff7700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 44 (Thread 0x7f780c7f8700 (LWP 8264)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f780c7f8700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 43 (Thread 0x7f780cff9700 (LWP 8263)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f780cff9700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 42 (Thread 0x7f780d7fa700 (LWP 8262)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f780d7fa700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 41 (Thread 0x7f780dffb700 (LWP 8261)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f780dffb700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 40 (Thread 0x7f780e7fc700 (LWP 8260)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f78c345e9cb in ?? () from /usr/lib/x86_64-linux-gnu/libmlt.so.6
#2  0x000055e35b33254d in RenderThread::run (this=0x7f781828ab20) at
./src/monitor/glwidget.cpp:1230
#3  0x00007f78be4b0c68 in QThreadPrivate::start (arg=0x7f781828ab20) at
thread/qthread_unix.cpp:341
#4  0x00007f78bc3a56ca in start_thread (arg=0x7f780e7fc700) at
pthread_create.c:333
#5  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 39 (Thread 0x7f780a7fc700 (LWP 8259)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f788bbd1390 in ?? () from /usr/lib/x86_64-linux-gnu/mlt/libmltsdl.so
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f780a7fc700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 38 (Thread 0x7f780effd700 (LWP 8230)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f780effd700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 37 (Thread 0x7f780f7fe700 (LWP 8229)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f780f7fe700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 36 (Thread 0x7f780ffff700 (LWP 8228)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f780ffff700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 35 (Thread 0x7f7814ff9700 (LWP 8227)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f7814ff9700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 34 (Thread 0x7f78157fa700 (LWP 8226)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f78157fa700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 33 (Thread 0x7f78167fc700 (LWP 8220)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f78167fc700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 32 (Thread 0x7f7816ffd700 (LWP 8219)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f7816ffd700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 31 (Thread 0x7f78177fe700 (LWP 8218)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f78177fe700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 30 (Thread 0x7f7817fff700 (LWP 8217)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f7817fff700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 29 (Thread 0x7f782cff8700 (LWP 8216)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f782cff8700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 28 (Thread 0x7f785a28b700 (LWP 8204)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f785a28b700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 27 (Thread 0x7f782d7f9700 (LWP 8203)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f782d7f9700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 26 (Thread 0x7f78601c4700 (LWP 8202)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f78601c4700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 25 (Thread 0x7f785ae7c700 (LWP 8201)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f785ae7c700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 24 (Thread 0x7f782e7fb700 (LWP 8200)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f782e7fb700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 23 (Thread 0x7f785b67d700 (LWP 8185)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f785b67d700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 22 (Thread 0x7f785c03c700 (LWP 8184)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f785c03c700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 21 (Thread 0x7f786a914700 (LWP 8183)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f786a914700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 20 (Thread 0x7f7868c30700 (LWP 8182)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f7868c30700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 19 (Thread 0x7f786bfff700 (LWP 8181)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f786bfff700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 18 (Thread 0x7f782effc700 (LWP 8174)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f782effc700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 17 (Thread 0x7f782f7fd700 (LWP 8173)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f782f7fd700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 16 (Thread 0x7f782fffe700 (LWP 8172)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f782fffe700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 15 (Thread 0x7f785c9bd700 (LWP 8171)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f785c9bd700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 14 (Thread 0x7f785d1be700 (LWP 8170)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f785d1be700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 13 (Thread 0x7f785d9bf700 (LWP 8169)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f785d9bf700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 12 (Thread 0x7f785e1c0700 (LWP 8168)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f785e1c0700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 11 (Thread 0x7f785e9c1700 (LWP 8167)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f785e9c1700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 10 (Thread 0x7f785f1c2700 (LWP 8166)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f785f1c2700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 9 (Thread 0x7f785f9c3700 (LWP 8165)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f789866334e in ?? () from /usr/lib/x86_64-linux-gnu/libavcodec.so.57
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f785f9c3700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 8 (Thread 0x7f7858ff8700 (LWP 8161)):
#0  0x00007f78bdaa70bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f78b7e0f9d6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f78b7e0faec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f78be6de4ab in QEventDispatcherGlib::processEvents
(this=0x7f78380008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#4  0x00007f78be6860fa in QEventLoop::exec (this=this at entry=0x7f7858ff7d00,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f78be4abd43 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:500
#6  0x00007f78be4b0c68 in QThreadPrivate::start (arg=0x55e362d36c20) at
thread/qthread_unix.cpp:341
#7  0x00007f78bc3a56ca in start_thread (arg=0x7f7858ff8700) at
pthread_create.c:333
#8  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 7 (Thread 0x7f78597f9700 (LWP 8160)):
#0  0x00007f78bdaa70bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f78b7e0f9d6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f78b7e0faec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f78be6de4ab in QEventDispatcherGlib::processEvents
(this=0x7f78340008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#4  0x00007f78be6860fa in QEventLoop::exec (this=this at entry=0x7f78597f8d00,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f78be4abd43 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:500
#6  0x00007f78be4b0c68 in QThreadPrivate::start (arg=0x55e361817c70) at
thread/qthread_unix.cpp:341
#7  0x00007f78bc3a56ca in start_thread (arg=0x7f78597f9700) at
pthread_create.c:333
#8  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 6 (Thread 0x7f787df90700 (LWP 8148)):
#0  0x00007f78bdaa70bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f78b7e0f9d6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f78b7e0faec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f78be6de4ab in QEventDispatcherGlib::processEvents
(this=0x7f78740008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#4  0x00007f78be6860fa in QEventLoop::exec (this=this at entry=0x7f787df8fce0,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f78be4abd43 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:500
#6  0x00007f78bf934c65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f78be4b0c68 in QThreadPrivate::start (arg=0x55e35ea9d0e0) at
thread/qthread_unix.cpp:341
#8  0x00007f78bc3a56ca in start_thread (arg=0x7f787df90700) at
pthread_create.c:333
#9  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 5 (Thread 0x7f787f792700 (LWP 8146)):
#0  0x00007f78b7e55020 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f78b7e0f364 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f78b7e0f974 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f78b7e0faec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f78be6de4ab in QEventDispatcherGlib::processEvents
(this=0x7f78780008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#5  0x00007f78be6860fa in QEventLoop::exec (this=this at entry=0x7f787f791ce0,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f78be4abd43 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:500
#7  0x00007f78bf934c65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f78be4b0c68 in QThreadPrivate::start (arg=0x55e35d7ea9c0) at
thread/qthread_unix.cpp:341
#9  0x00007f78bc3a56ca in start_thread (arg=0x7f787f792700) at
pthread_create.c:333
#10 0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 4 (Thread 0x7f788d57b700 (LWP 8145)):
#0  0x00007f78bdaa70bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f78957e964c in ?? () from /lib/x86_64-linux-gnu/libusb-1.0.so.0
#2  0x00007f78bc3a56ca in start_thread (arg=0x7f788d57b700) at
pthread_create.c:333
#3  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 3 (Thread 0x7f78a9278700 (LWP 8144)):
#0  0x00007f78bdaa2c8d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f78b7e53c60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f78b7e0f485 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f78b7e0f974 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f78b7e0faec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f78be6de4ab in QEventDispatcherGlib::processEvents
(this=0x7f789c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#6  0x00007f78be6860fa in QEventLoop::exec (this=this at entry=0x7f78a9277cd0,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#7  0x00007f78be4abd43 in QThread::exec (this=this at entry=0x7f78c458ad60
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread.cpp:500
#8  0x00007f78c4516575 in QDBusConnectionManager::run (this=0x7f78c458ad60
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:171
#9  0x00007f78be4b0c68 in QThreadPrivate::start (arg=0x7f78c458ad60 <(anonymous
namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:341
#10 0x00007f78bc3a56ca in start_thread (arg=0x7f78a9278700) at
pthread_create.c:333
#11 0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 2 (Thread 0x7f78aaab9700 (LWP 8143)):
#0  0x00007f78bdaa70bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f78b617dc62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f78b617f8d7 in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f78ad010299 in QXcbEventReader::run (this=0x55e35d142250) at
qxcbconnection.cpp:1325
#4  0x00007f78be4b0c68 in QThreadPrivate::start (arg=0x55e35d142250) at
thread/qthread_unix.cpp:341
#5  0x00007f78bc3a56ca in start_thread (arg=0x7f78aaab9700) at
pthread_create.c:333
#6  0x00007f78bdab30af in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 1 (Thread 0x7f78c44a9e00 (LWP 8142)):
[KCrash Handler]
#6  QGraphicsItemPrivate::ensureSortedChildren (this=0x100) at
graphicsview/qgraphicsitem_p.h:820
#7  QGraphicsItem::childItems (this=0x55e3646b4140) at
graphicsview/qgraphicsitem.cpp:1723
#8  0x000055e35b1405cc in ClipManager::groupsXml (this=0x55e35f4c7a20) at
./src/project/clipmanager.cpp:339
#9  0x000055e35b0ff624 in KdenliveDoc::groupsXml (this=<optimized out>) at
./src/doc/kdenlivedoc.cpp:697
#10 0x000055e35b157ab6 in ProjectManager::prepareSave
(this=this at entry=0x55e35d23b520) at ./src/project/projectmanager.cpp:664
#11 0x000055e35b157be9 in ProjectManager::slotAutoSave (this=0x55e35d23b520) at
./src/project/projectmanager.cpp:626
#12 0x000055e35b465c35 in ProjectManager::qt_static_metacall
(_o=0x55e35d23b520, _c=<optimized out>, _id=<optimized out>, _a=<optimized
out>) at ./obj-x86_64-linux-gnu/src/moc_projectmanager.cpp:181
#13 0x00007f78be6b5b49 in QMetaObject::activate
(sender=sender at entry=0x55e35d23b548, signalOffset=<optimized out>,
local_signal_index=local_signal_index at entry=0, argv=argv at entry=0x0) at
kernel/qobject.cpp:3730
#14 0x00007f78be6b60f7 in QMetaObject::activate
(sender=sender at entry=0x55e35d23b548, m=m at entry=0x7f78be8d4780
<QTimer::staticMetaObject>, local_signal_index=local_signal_index at entry=0,
argv=argv at entry=0x0) at kernel/qobject.cpp:3595
#15 0x00007f78be7324b0 in QTimer::timeout (this=this at entry=0x55e35d23b548) at
.moc/moc_qtimer.cpp:198
#16 0x00007f78be6c20e8 in QTimer::timerEvent (this=0x55e35d23b548, e=<optimized
out>) at kernel/qtimer.cpp:247
#17 0x00007f78be6b6653 in QObject::event (this=0x55e35d23b548, e=<optimized
out>) at kernel/qobject.cpp:1278
#18 0x00007f78bf1398ac in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x55e35d23b548, e=0x7fff101a71d0) at
kernel/qapplication.cpp:3804
#19 0x00007f78bf13ed4f in QApplication::notify (this=0x7fff101a7530,
receiver=0x55e35d23b548, e=0x7fff101a71d0) at kernel/qapplication.cpp:3561
#20 0x00007f78be6883b0 in QCoreApplication::notifyInternal2
(receiver=0x55e35d23b548, event=event at entry=0x7fff101a71d0) at
kernel/qcoreapplication.cpp:1015
#21 0x00007f78be6dd3ae in QCoreApplication::sendEvent (event=0x7fff101a71d0,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:225
#22 QTimerInfoList::activateTimers (this=0x55e35d163310) at
kernel/qtimerinfo_unix.cpp:637
#23 0x00007f78be6dd8d1 in timerSourceDispatch (source=<optimized out>) at
kernel/qeventdispatcher_glib.cpp:176
#24 0x00007f78b7e0f7d7 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f78b7e0fa40 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f78b7e0faec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007f78be6de48f in QEventDispatcherGlib::processEvents
(this=0x55e35d16cd60, flags=...) at kernel/qeventdispatcher_glib.cpp:417
#28 0x00007f78be6860fa in QEventLoop::exec (this=this at entry=0x7fff101a7420,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#29 0x00007f78be68e90c in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1285
#30 0x000055e35b0d43b2 in main (argc=<optimized out>, argv=<optimized out>) at
./src/main.cpp:130

Reported using DrKonqi

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