https://bugs.kde.org/show_bug.cgi?id=366006

            Bug ID: 366006
           Summary: Konquest - Clicking Button
           Product: kdelibs
           Version: unspecified
          Platform: Mint (Ubuntu based)
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: knotify
          Assignee: ogoff...@kde.org
          Reporter: johnmwood...@gmail.com

Application: knotify4 (4.14.2)
KDE Platform Version: 4.14.2
Qt Version: 4.8.6
Operating System: Linux 3.19.0-32-generic x86_64
Distribution: Linux Mint 17.3 Rosa

-- Information about the crash:
- What I was doing when the application crashed:
I was Clicking the ok Button on the information window. It is posible that I
clicked too soon before it fully materiallized.

The crash can be reproduced sometimes.

-- Backtrace:
Application: KNotify (knotify4), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f2c23c707c0 (LWP 2451))]

Thread 9 (Thread 0x7f2c0aa79700 (LWP 2452)):
#0  0x00007f2c20e17fdd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f2c1e232fe4 in g_main_context_poll (priority=2147483647, n_fds=1,
fds=0x7f2c040034d0, timeout=-1, context=0x7f2c040009a0) at
/build/buildd/glib2.0-2.40.2/./glib/gmain.c:4028
#2  g_main_context_iterate (context=context@entry=0x7f2c040009a0,
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at
/build/buildd/glib2.0-2.40.2/./glib/gmain.c:3729
#3  0x00007f2c1e2330ec in g_main_context_iteration (context=0x7f2c040009a0,
may_block=1) at /build/buildd/glib2.0-2.40.2/./glib/gmain.c:3795
#4  0x00007f2c2159e7be in QEventDispatcherGlib::processEvents
(this=0x7f2c040008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#5  0x00007f2c215700af in QEventLoop::processEvents
(this=this@entry=0x7f2c0aa78de0, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f2c215703a5 in QEventLoop::exec (this=this@entry=0x7f2c0aa78de0,
flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f2c2146cc5f in QThread::exec (this=this@entry=0x2405b30) at
thread/qthread.cpp:537
#8  0x00007f2c21551823 in QInotifyFileSystemWatcherEngine::run (this=0x2405b30)
at io/qfilesystemwatcher_inotify.cpp:265
#9  0x00007f2c2146f32f in QThreadPrivate::start (arg=0x2405b30) at
thread/qthread_unix.cpp:349
#10 0x00007f2c1e712184 in start_thread (arg=0x7f2c0aa79700) at
pthread_create.c:312
#11 0x00007f2c20e2537d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 8 (Thread 0x7f2bf1548700 (LWP 3947)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f2c1e274bf7 in g_cond_wait (cond=cond@entry=0x7f2be8047440,
mutex=mutex@entry=0x7f2be8047430) at
/build/buildd/glib2.0-2.40.2/./glib/gthread-posix.c:762
#2  0x00007f2bfc49a78d in gst_queue_loop (pad=<optimized out>) at
gstqueue.c:1232
#3  0x00007f2c08b4d549 in gst_task_func (task=0x7f2bf8040830) at gsttask.c:316
#4  0x00007f2c1e25888c in g_thread_pool_thread_proxy (data=<optimized out>) at
/build/buildd/glib2.0-2.40.2/./glib/gthreadpool.c:307
#5  0x00007f2c1e257f05 in g_thread_proxy (data=0x7f2be003d370) at
/build/buildd/glib2.0-2.40.2/./glib/gthread.c:764
#6  0x00007f2c1e712184 in start_thread (arg=0x7f2bf1548700) at
pthread_create.c:312
#7  0x00007f2c20e2537d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 7 (Thread 0x7f2bf0d47700 (LWP 3949)):
#0  __pthread_mutex_cond_lock_full (mutex=0x27a2790) at
../nptl/pthread_mutex_lock.c:341
#1  0x00007f2c1e716494 in pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:259
#2  0x00007f2c1efaa640 in pa_threaded_mainloop_wait () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f2bfdd9c95c in ?? () from
/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstpulse.so
#4  0x00007f2c08b254ea in gst_pad_query (pad=pad@entry=0x7f2bbc04ec20,
query=query@entry=0x7f2be8070cf0) at gstpad.c:3511
#5  0x00007f2c08b25ad0 in gst_pad_peer_query (pad=pad@entry=0x7f2bc802bcf0,
query=query@entry=0x7f2be8070cf0) at gstpad.c:3642
#6  0x00007f2c08b56d54 in gst_pad_peer_query_caps
(pad=pad@entry=0x7f2bc802bcf0, filter=filter@entry=0x7f2bb8043ad0) at
gstutils.c:2810
#7  0x00007f2c03b46f64 in gst_base_transform_query_caps (filter=0x7f2bc0003320,
pad=0x7f2bd401fd00, trans=0x2772b40) at gstbasetransform.c:715
#8  gst_base_transform_default_query (trans=0x2772b40, direction=<optimized
out>, query=0x7f2be8070e30) at gstbasetransform.c:1512
#9  0x00007f2c08b254ea in gst_pad_query (pad=pad@entry=0x7f2bd401fd00,
query=query@entry=0x7f2be8070e30) at gstpad.c:3511
#10 0x00007f2c08b25ad0 in gst_pad_peer_query (pad=pad@entry=0x7f2bd401e950,
query=query@entry=0x7f2be8070e30) at gstpad.c:3642
#11 0x00007f2c08b56d54 in gst_pad_peer_query_caps
(pad=pad@entry=0x7f2bd401e950, filter=filter@entry=0x7f2bc0003320) at
gstutils.c:2810
#12 0x00007f2c03b46f64 in gst_base_transform_query_caps (filter=0x7f2bec0d8f20,
pad=0x7f2be007ebf0, trans=0x26bf0d0) at gstbasetransform.c:715
#13 gst_base_transform_default_query (trans=0x26bf0d0, direction=<optimized
out>, query=0x7f2be003d050) at gstbasetransform.c:1512
#14 0x00007f2c08b254ea in gst_pad_query (pad=pad@entry=0x7f2be007ebf0,
query=query@entry=0x7f2be003d050) at gstpad.c:3511
#15 0x00007f2c08b25ad0 in gst_pad_peer_query (pad=pad@entry=0x7f2bd000c020,
query=query@entry=0x7f2be003d050) at gstpad.c:3642
#16 0x00007f2c08b56d54 in gst_pad_peer_query_caps
(pad=pad@entry=0x7f2bd000c020, filter=filter@entry=0x7f2bec0d8f20) at
gstutils.c:2810
#17 0x00007f2c03b46f64 in gst_base_transform_query_caps (filter=0x7f2bc00030a0,
pad=0x7f2bd00422d0, trans=0x2890a50) at gstbasetransform.c:715
#18 gst_base_transform_default_query (trans=0x2890a50, direction=<optimized
out>, query=0x25c0ed0) at gstbasetransform.c:1512
#19 0x00007f2c08b254ea in gst_pad_query (pad=pad@entry=0x7f2bd00422d0,
query=query@entry=0x25c0ed0) at gstpad.c:3511
#20 0x00007f2c08b25ad0 in gst_pad_peer_query (pad=pad@entry=0x7f2bbc04e590,
query=0x25c0ed0) at gstpad.c:3642
#21 0x00007f2c08b52038 in query_caps_func (pad=pad@entry=0x7f2bbc04e590,
data=data@entry=0x7f2bf0d45100) at gstutils.c:2481
#22 0x00007f2c08b24857 in gst_pad_forward (pad=pad@entry=0x7f2bbc04e7c0,
forward=forward@entry=0x7f2c08b52020 <query_caps_func>,
user_data=user_data@entry=0x7f2bf0d45100) at gstpad.c:2729
#23 0x00007f2c08b5421a in gst_pad_proxy_query_caps
(pad=pad@entry=0x7f2bbc04e7c0, query=query@entry=0x25c0ed0) at gstutils.c:2531
#24 0x00007f2c08b24dfb in gst_pad_query_caps_default (query=0x25c0ed0,
pad=0x7f2bbc04e7c0) at gstpad.c:2893
#25 gst_pad_query_default (pad=0x7f2bbc04e7c0, parent=<optimized out>,
query=0x25c0ed0) at gstpad.c:3004
#26 0x00007f2c08b254ea in gst_pad_query (pad=pad@entry=0x7f2bbc04e7c0,
query=query@entry=0x25c0ed0) at gstpad.c:3511
#27 0x00007f2c08b25ad0 in gst_pad_peer_query (pad=pad@entry=0x26e04b0,
query=0x25c0ed0) at gstpad.c:3642
#28 0x00007f2c08b52038 in query_caps_func (pad=pad@entry=0x26e04b0,
data=data@entry=0x7f2bf0d45430) at gstutils.c:2481
#29 0x00007f2c08b24857 in gst_pad_forward (pad=pad@entry=0x26dfd50,
forward=forward@entry=0x7f2c08b52020 <query_caps_func>,
user_data=user_data@entry=0x7f2bf0d45430) at gstpad.c:2729
#30 0x00007f2c08b5421a in gst_pad_proxy_query_caps (pad=pad@entry=0x26dfd50,
query=query@entry=0x25c0ed0) at gstutils.c:2531
#31 0x00007f2c08b24dfb in gst_pad_query_caps_default (query=0x25c0ed0,
pad=0x26dfd50) at gstpad.c:2893
#32 gst_pad_query_default (pad=0x26dfd50, parent=<optimized out>,
query=0x25c0ed0) at gstpad.c:3004
#33 0x00007f2c08b254ea in gst_pad_query (pad=pad@entry=0x26dfd50,
query=query@entry=0x25c0ed0) at gstpad.c:3511
#34 0x00007f2c08b25ad0 in gst_pad_peer_query (pad=pad@entry=0x26e0da0,
query=0x25c0ed0) at gstpad.c:3642
#35 0x00007f2c08b52038 in query_caps_func (pad=pad@entry=0x26e0da0,
data=data@entry=0x7f2bf0d45760) at gstutils.c:2481
#36 0x00007f2c08b24857 in gst_pad_forward (pad=pad@entry=0x7f2be007f050,
forward=forward@entry=0x7f2c08b52020 <query_caps_func>,
user_data=user_data@entry=0x7f2bf0d45760) at gstpad.c:2729
#37 0x00007f2c08b5421a in gst_pad_proxy_query_caps
(pad=pad@entry=0x7f2be007f050, query=query@entry=0x25c0ed0) at gstutils.c:2531
#38 0x00007f2c08b24dfb in gst_pad_query_caps_default (query=0x25c0ed0,
pad=0x7f2be007f050) at gstpad.c:2893
#39 gst_pad_query_default (pad=0x7f2be007f050, parent=<optimized out>,
query=0x25c0ed0) at gstpad.c:3004
#40 0x00007f2c08b254ea in gst_pad_query (pad=pad@entry=0x7f2be007f050,
query=query@entry=0x25c0ed0) at gstpad.c:3511
#41 0x00007f2c08b25ad0 in gst_pad_peer_query (pad=pad@entry=0x7f2be80444f0,
query=0x25c0ed0) at gstpad.c:3642
#42 0x00007f2c08b52038 in query_caps_func (pad=pad@entry=0x7f2be80444f0,
data=data@entry=0x7f2bf0d45a90) at gstutils.c:2481
#43 0x00007f2c08b24857 in gst_pad_forward (pad=pad@entry=0x7f2bec113640,
forward=forward@entry=0x7f2c08b52020 <query_caps_func>,
user_data=user_data@entry=0x7f2bf0d45a90) at gstpad.c:2729
#44 0x00007f2c08b5421a in gst_pad_proxy_query_caps
(pad=pad@entry=0x7f2bec113640, query=query@entry=0x25c0ed0) at gstutils.c:2531
#45 0x00007f2c08b24dfb in gst_pad_query_caps_default (query=0x25c0ed0,
pad=0x7f2bec113640) at gstpad.c:2893
#46 gst_pad_query_default (pad=0x7f2bec113640, parent=<optimized out>,
query=0x25c0ed0) at gstpad.c:3004
#47 0x00007f2c08b254ea in gst_pad_query (pad=pad@entry=0x7f2bec113640,
query=query@entry=0x25c0ed0) at gstpad.c:3511
#48 0x00007f2c08b25ad0 in gst_pad_peer_query (pad=pad@entry=0x26e1230,
query=0x25c0ed0) at gstpad.c:3642
#49 0x00007f2c08b52038 in query_caps_func (pad=pad@entry=0x26e1230,
data=data@entry=0x7f2bf0d45dc0) at gstutils.c:2481
#50 0x00007f2c08b24857 in gst_pad_forward (pad=pad@entry=0x7f2be800d0f0,
forward=forward@entry=0x7f2c08b52020 <query_caps_func>,
user_data=user_data@entry=0x7f2bf0d45dc0) at gstpad.c:2729
#51 0x00007f2c08b5421a in gst_pad_proxy_query_caps
(pad=pad@entry=0x7f2be800d0f0, query=query@entry=0x25c0ed0) at gstutils.c:2531
#52 0x00007f2c08b24dfb in gst_pad_query_caps_default (query=0x25c0ed0,
pad=0x7f2be800d0f0) at gstpad.c:2893
#53 gst_pad_query_default (pad=0x7f2be800d0f0, parent=<optimized out>,
query=0x25c0ed0) at gstpad.c:3004
#54 0x00007f2c08b254ea in gst_pad_query (pad=pad@entry=0x7f2be800d0f0,
query=query@entry=0x25c0ed0) at gstpad.c:3511
#55 0x00007f2c08b25ad0 in gst_pad_peer_query (pad=pad@entry=0x7f2be800d5b0,
query=0x25c0ed0) at gstpad.c:3642
#56 0x00007f2c08b52038 in query_caps_func (pad=pad@entry=0x7f2be800d5b0,
data=data@entry=0x7f2bf0d460f0) at gstutils.c:2481
#57 0x00007f2c08b24857 in gst_pad_forward (pad=pad@entry=0x7f2be8026290,
forward=forward@entry=0x7f2c08b52020 <query_caps_func>,
user_data=user_data@entry=0x7f2bf0d460f0) at gstpad.c:2729
#58 0x00007f2c08b5421a in gst_pad_proxy_query_caps
(pad=pad@entry=0x7f2be8026290, query=query@entry=0x25c0ed0) at gstutils.c:2531
#59 0x00007f2c08b24dfb in gst_pad_query_caps_default (query=0x25c0ed0,
pad=0x7f2be8026290) at gstpad.c:2893
#60 gst_pad_query_default (pad=0x7f2be8026290, parent=<optimized out>,
query=0x25c0ed0) at gstpad.c:3004
#61 0x00007f2c08b254ea in gst_pad_query (pad=pad@entry=0x7f2be8026290,
query=query@entry=0x25c0ed0) at gstpad.c:3511
#62 0x00007f2c08b25ad0 in gst_pad_peer_query (pad=pad@entry=0x7f2bd003f470,
query=query@entry=0x25c0ed0) at gstpad.c:3642
#63 0x00007f2c08b56d54 in gst_pad_peer_query_caps
(pad=pad@entry=0x7f2bd003f470, filter=filter@entry=0x7f2bc00030a0) at
gstutils.c:2810
#64 0x00007f2c03b46f64 in gst_base_transform_query_caps (filter=0x25c0e80,
pad=0x7f2bec113aa0, trans=0x7f2bc400c8d0) at gstbasetransform.c:715
#65 gst_base_transform_default_query (trans=0x7f2bc400c8d0,
direction=<optimized out>, query=0x2672a30) at gstbasetransform.c:1512
#66 0x00007f2c08b254ea in gst_pad_query (pad=pad@entry=0x7f2bec113aa0,
query=query@entry=0x2672a30) at gstpad.c:3511
#67 0x00007f2c08b54914 in gst_pad_query_caps (pad=pad@entry=0x7f2bec113aa0,
filter=filter@entry=0x25c0e80) at gstutils.c:2764
#68 0x00007f2c03b48a9c in gst_base_transform_find_transform
(caps=0x7f2be003d0f0, pad=0x7f2bec113870, trans=0x7f2bc400c0d0) at
gstbasetransform.c:1124
#69 gst_base_transform_setcaps (trans=trans@entry=0x7f2bc400c0d0,
pad=0x7f2bec113870, incaps=0x7f2be003d0f0) at gstbasetransform.c:1327
#70 0x00007f2c03b4a435 in gst_base_transform_sink_eventfunc
(trans=0x7f2bc400c0d0, event=0x7f2bcc071580) at gstbasetransform.c:1860
#71 0x00007f2c08b1e6db in gst_pad_send_event_unchecked
(pad=pad@entry=0x7f2bec113870, event=event@entry=0x7f2bcc071580,
type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:5036
#72 0x00007f2c08b1eec4 in gst_pad_push_event_unchecked
(pad=pad@entry=0x7f2be8027010, event=0x7f2bcc071580,
type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:4731
#73 0x00007f2c08b1f348 in push_sticky (pad=0x7f2be8027010, ev=0x7f2bf0d46820,
user_data=0x7f2bf0d46880) at gstpad.c:3370
#74 0x00007f2c08b1d632 in events_foreach (pad=pad@entry=0x7f2be8027010,
func=func@entry=0x7f2c08b1f1f0 <push_sticky>,
user_data=user_data@entry=0x7f2bf0d46880) at gstpad.c:530
#75 0x00007f2c08b27618 in check_sticky (event=0x7f2bcc071580,
pad=0x7f2be8027010) at gstpad.c:3426
#76 gst_pad_push_event (pad=pad@entry=0x7f2be8027010, event=0x7f2bcc071580) at
gstpad.c:4849
#77 0x00007f2c08b2779f in event_forward_func (pad=pad@entry=0x7f2be8027010,
data=data@entry=0x7f2bf0d469d0) at gstpad.c:2775
#78 0x00007f2c08b24857 in gst_pad_forward (pad=0x7f2be800c510,
forward=forward@entry=0x7f2c08b276d0 <event_forward_func>,
user_data=user_data@entry=0x7f2bf0d469d0) at gstpad.c:2729
#79 0x00007f2c08b2498e in gst_pad_event_default (pad=<optimized out>,
parent=<optimized out>, event=0x7f2bcc071580) at gstpad.c:2826
#80 0x00007f2bf3de8496 in ?? () from
/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstplayback.so
#81 0x00007f2c08b1e6db in gst_pad_send_event_unchecked
(pad=pad@entry=0x7f2be800c510, event=event@entry=0x7f2bcc071580,
type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:5036
#82 0x00007f2c08b1eec4 in gst_pad_push_event_unchecked
(pad=pad@entry=0x7f2bec112d80, event=0x7f2bcc071580,
type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:4731
#83 0x00007f2c08b1f348 in push_sticky (pad=0x7f2bec112d80, ev=0x7f2bf0d46c50,
user_data=0x7f2bf0d46cb0) at gstpad.c:3370
#84 0x00007f2c08b1d632 in events_foreach (pad=pad@entry=0x7f2bec112d80,
func=func@entry=0x7f2c08b1f1f0 <push_sticky>,
user_data=user_data@entry=0x7f2bf0d46cb0) at gstpad.c:530
#85 0x00007f2c08b27618 in check_sticky (event=0x7f2bcc071580,
pad=0x7f2bec112d80) at gstpad.c:3426
#86 gst_pad_push_event (pad=0x7f2bec112d80, event=event@entry=0x7f2bcc071580)
at gstpad.c:4849
#87 0x00007f2bfc49b2c7 in gst_queue_push_one (queue=0x7f2be8046ec0) at
gstqueue.c:1167
#88 gst_queue_loop (pad=<optimized out>) at gstqueue.c:1244
#89 0x00007f2c08b4d549 in gst_task_func (task=0x7f2be40595f0) at gsttask.c:316
#90 0x00007f2c1e25888c in g_thread_pool_thread_proxy (data=<optimized out>) at
/build/buildd/glib2.0-2.40.2/./glib/gthreadpool.c:307
#91 0x00007f2c1e257f05 in g_thread_proxy (data=0x7f2bc00454a0) at
/build/buildd/glib2.0-2.40.2/./glib/gthread.c:764
#92 0x00007f2c1e712184 in start_thread (arg=0x7f2bf0d47700) at
pthread_create.c:312
#93 0x00007f2c20e2537d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7f2bdbfff700 (LWP 3950)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f2c1e274bf7 in g_cond_wait (cond=cond@entry=0x26cc360,
mutex=mutex@entry=0x26cc350) at
/build/buildd/glib2.0-2.40.2/./glib/gthread-posix.c:762
#2  0x00007f2bfc49a78d in gst_queue_loop (pad=<optimized out>) at
gstqueue.c:1232
#3  0x00007f2c08b4d549 in gst_task_func (task=0x7f2bf8040950) at gsttask.c:316
#4  0x00007f2c1e25888c in g_thread_pool_thread_proxy (data=<optimized out>) at
/build/buildd/glib2.0-2.40.2/./glib/gthreadpool.c:307
#5  0x00007f2c1e257f05 in g_thread_proxy (data=0x7f2bbc044c00) at
/build/buildd/glib2.0-2.40.2/./glib/gthread.c:764
#6  0x00007f2c1e712184 in start_thread (arg=0x7f2bdbfff700) at
pthread_create.c:312
#7  0x00007f2c20e2537d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7f2bfdd8e700 (LWP 3951)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f2c1e274bf7 in g_cond_wait (cond=cond@entry=0x7f2bd00862f0,
mutex=mutex@entry=0x7f2bd00862a8) at
/build/buildd/glib2.0-2.40.2/./glib/gthread-posix.c:762
#2  0x00007f2c08b4d70c in gst_task_func (task=0x7f2bd0086290) at gsttask.c:301
#3  0x00007f2c1e25888c in g_thread_pool_thread_proxy (data=<optimized out>) at
/build/buildd/glib2.0-2.40.2/./glib/gthreadpool.c:307
#4  0x00007f2c1e257f05 in g_thread_proxy (data=0x7f2be00a31e0) at
/build/buildd/glib2.0-2.40.2/./glib/gthread.c:764
#5  0x00007f2c1e712184 in start_thread (arg=0x7f2bfdd8e700) at
pthread_create.c:312
#6  0x00007f2c20e2537d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f2bf2f57700 (LWP 3952)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f2c1e274bf7 in g_cond_wait (cond=cond@entry=0x7f2bbc03aad0,
mutex=mutex@entry=0x7f2bbc03aa88) at
/build/buildd/glib2.0-2.40.2/./glib/gthread-posix.c:762
#2  0x00007f2c08b4d70c in gst_task_func (task=0x7f2bbc03aa70) at gsttask.c:301
#3  0x00007f2c1e25888c in g_thread_pool_thread_proxy (data=<optimized out>) at
/build/buildd/glib2.0-2.40.2/./glib/gthreadpool.c:307
#4  0x00007f2c1e257f05 in g_thread_proxy (data=0x266ab70) at
/build/buildd/glib2.0-2.40.2/./glib/gthread.c:764
#5  0x00007f2c1e712184 in start_thread (arg=0x7f2bf2f57700) at
pthread_create.c:312
#6  0x00007f2c20e2537d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f2bf2756700 (LWP 3953)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f2c1e274bf7 in g_cond_wait (cond=cond@entry=0x7f2bb802f278,
mutex=mutex@entry=0x7f2bb802f268) at
/build/buildd/glib2.0-2.40.2/./glib/gthread-posix.c:762
#2  0x00007f2c03b54142 in _gst_data_queue_wait_non_empty
(queue=queue@entry=0x7f2bb802f2c0) at gstdataqueue.c:551
#3  0x00007f2c03b55556 in gst_data_queue_pop (queue=0x7f2bb802f2c0,
item=item@entry=0x7f2bf2755d78) at gstdataqueue.c:593
#4  0x00007f2bfc4970f4 in gst_multi_queue_loop (pad=<optimized out>) at
gstmultiqueue.c:1218
#5  0x00007f2c08b4d549 in gst_task_func (task=0x7f2be0087710) at gsttask.c:316
#6  0x00007f2c1e25888c in g_thread_pool_thread_proxy (data=<optimized out>) at
/build/buildd/glib2.0-2.40.2/./glib/gthreadpool.c:307
#7  0x00007f2c1e257f05 in g_thread_proxy (data=0x7f2be00a3050) at
/build/buildd/glib2.0-2.40.2/./glib/gthread.c:764
#8  0x00007f2c1e712184 in start_thread (arg=0x7f2bf2756700) at
pthread_create.c:312
#9  0x00007f2c20e2537d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f2bf3daf700 (LWP 3955)):
#0  __lll_lock_wait_private () at
../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f2c20dafabb in _L_lock_4667 () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f2c20daa2d3 in _int_free (av=0x7f2bf8000020, p=0x7f2bf8065ff0,
have_lock=0) at malloc.c:3943
#3  0x00007f2c1bd71d5f in pa_xfree () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-4.0.so
#4  0x00007f2c1bd8e7e6 in pa_memimport_free () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-4.0.so
#5  0x00007f2c1bd96b60 in pa_pstream_unlink () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-4.0.so
#6  0x00007f2c1ef8749a in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#7  0x00007f2c1ef87dd8 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#8  0x00007f2c1bd96f48 in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-4.0.so
#9  0x00007f2c1ef9bc7a in pa_mainloop_dispatch () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#10 0x00007f2c1ef9beda in pa_mainloop_iterate () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#11 0x00007f2c1ef9bf80 in pa_mainloop_run () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#12 0x00007f2c1efa9fe3 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#13 0x00007f2c1bda6f08 in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-4.0.so
#14 0x00007f2c1e712184 in start_thread (arg=0x7f2bf3daf700) at
pthread_create.c:312
#15 0x00007f2c20e2537d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f2c23c707c0 (LWP 2451)):
[KCrash Handler]
#6  _int_free (av=0x7f2bf8000020, p=0x7f2bf806a430, have_lock=0) at
malloc.c:3966
#7  0x00007f2c1e207c11 in array_free (array=array@entry=0x26c6530,
flags=(FREE_SEGMENT | PRESERVE_WRAPPER)) at
/build/buildd/glib2.0-2.40.2/./glib/garray.c:365
#8  0x00007f2c1e207e69 in g_array_free (farray=farray@entry=0x26c6530,
free_segment=free_segment@entry=1) at
/build/buildd/glib2.0-2.40.2/./glib/garray.c:346
#9  0x00007f2c08b4038a in gst_structure_free (structure=0x7f2bc8028480) at
gststructure.c:382
#10 0x00007f2c08b35369 in _gst_query_free (query=0x7f2bbc003370) at
gstquery.c:202
#11 0x00007f2c1d8ebe03 in g_value_unset (value=value@entry=0x7fff79de7a60) at
/build/buildd/glib2.0-2.40.2/./gobject/gvalue.c:272
#12 0x00007f2c1d8e0c59 in g_signal_emit_valist
(instance=instance@entry=0x2803e20, signal_id=signal_id@entry=280,
detail=detail@entry=0, var_args=var_args@entry=0x7fff79de7b80) at
/build/buildd/glib2.0-2.40.2/./gobject/gsignal.c:3324
#13 0x00007f2c1d8e1212 in g_signal_emit_by_name (instance=0x2803e20,
detailed_signal=0x7f2c08e05f34 "get-audio-tags") at
/build/buildd/glib2.0-2.40.2/./gobject/gsignal.c:3403
#14 0x00007f2c08deaf5e in Phonon::Gstreamer::MediaObject::getAudioChannelInfo
(this=this@entry=0x284fe30, stream=<optimized out>) at
../../gstreamer/mediaobject.cpp:422
#15 0x00007f2c08def64f in Phonon::Gstreamer::MediaObject::qt_static_metacall
(_o=0x284fe30, _id=<optimized out>, _a=0x7f2bdc0571e0, _c=<optimized out>) at
./moc_mediaobject.cpp:135
#16 0x00007f2c21589c1e in QObject::event (this=0x284fe30, e=<optimized out>) at
kernel/qobject.cpp:1194
#17 0x00007f2c221dee2c in QApplicationPrivate::notify_helper
(this=this@entry=0x2196730, receiver=receiver@entry=0x284fe30,
e=e@entry=0x7f2bdc021fa0) at kernel/qapplication.cpp:4567
#18 0x00007f2c221e54a0 in QApplication::notify (this=this@entry=0x7fff79de8510,
receiver=receiver@entry=0x284fe30, e=e@entry=0x7f2bdc021fa0) at
kernel/qapplication.cpp:4353
#19 0x00007f2c23668cca in KApplication::notify (this=0x7fff79de8510,
receiver=0x284fe30, event=0x7f2bdc021fa0) at
../../kdeui/kernel/kapplication.cpp:311
#20 0x00007f2c215714dd in QCoreApplication::notifyInternal
(this=0x7fff79de8510, receiver=receiver@entry=0x284fe30,
event=event@entry=0x7f2bdc021fa0) at kernel/qcoreapplication.cpp:953
#21 0x00007f2c21574b3d in sendEvent (event=0x7f2bdc021fa0, receiver=0x284fe30)
at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#22 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0,
event_type=event_type@entry=0, data=0x216c150) at
kernel/qcoreapplication.cpp:1577
#23 0x00007f2c21574fe3 in QCoreApplication::sendPostedEvents
(receiver=receiver@entry=0x0, event_type=event_type@entry=0) at
kernel/qcoreapplication.cpp:1470
#24 0x00007f2c2159ef83 in sendPostedEvents () at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#25 postEventSourceDispatch (s=0x219bc80) at
kernel/qeventdispatcher_glib.cpp:287
#26 0x00007f2c1e232e04 in g_main_dispatch (context=0x219c950) at
/build/buildd/glib2.0-2.40.2/./glib/gmain.c:3064
#27 g_main_context_dispatch (context=context@entry=0x219c950) at
/build/buildd/glib2.0-2.40.2/./glib/gmain.c:3663
#28 0x00007f2c1e233048 in g_main_context_iterate
(context=context@entry=0x219c950, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/buildd/glib2.0-2.40.2/./glib/gmain.c:3734
#29 0x00007f2c1e2330ec in g_main_context_iteration (context=0x219c950,
may_block=1) at /build/buildd/glib2.0-2.40.2/./glib/gmain.c:3795
#30 0x00007f2c2159e7a1 in QEventDispatcherGlib::processEvents (this=0x216d630,
flags=...) at kernel/qeventdispatcher_glib.cpp:434
#31 0x00007f2c22280be6 in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#32 0x00007f2c215700af in QEventLoop::processEvents
(this=this@entry=0x7fff79de8420, flags=...) at kernel/qeventloop.cpp:149
#33 0x00007f2c215703a5 in QEventLoop::exec (this=this@entry=0x7fff79de8420,
flags=...) at kernel/qeventloop.cpp:204
#34 0x00007f2c21575b79 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1225
#35 0x00007f2c221dd37c in QApplication::exec () at kernel/qapplication.cpp:3828
#36 0x0000000000409a09 in main (argc=1, argv=0x7fff79de8678) at
../../knotify/main.cpp:74

Reported using DrKonqi

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