https://bugs.kde.org/show_bug.cgi?id=401591

            Bug ID: 401591
           Summary: Dolphin crashed when looking in trash bucket.
           Product: dolphin
           Version: 18.04.3
          Platform: Ubuntu Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: dolphin-bugs-n...@kde.org
          Reporter: hgc...@gmail.com
                CC: elvis.angelac...@kde.org
  Target Milestone: ---

Application: dolphin (18.04.3)

Qt Version: 5.11.1
Frameworks Version: 5.50.0
Operating System: Linux 4.18.0-11-generic x86_64
Distribution: Ubuntu 18.10

-- Information about the crash:
- What I was doing when the application crashed:  Previously I had chosen
'empty trash'.  some minutes later, I looked in the bucket to see nothing had
been deleted.  I chose a folder at random asking it to delete that.  Then in
crashed.

-- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f17288eb800 (LWP 6168))]

Thread 6 (Thread 0x7f170fc45700 (LWP 8744)):
#0  __GI___libc_read (fd=22, buf=0x7f170fc44bde, nbytes=10) at
../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f172c7431f1 in pa_read () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.2.so
#2  0x00007f172e36bdbe in pa_mainloop_prepare () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f172e36c820 in pa_mainloop_iterate () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f172e36c8e0 in pa_mainloop_run () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f172e37a8f9 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f172c7726f8 in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.2.so
#7  0x00007f172e3bd164 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#8  0x00007f1732297def in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f171cac1700 (LWP 6173)):
#0  0x00007f173228b6d9 in __GI___poll (fds=0x7f17080049b0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f172d21ae46 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f172d21af6c in g_main_context_iteration () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f17301c115b in QEventDispatcherGlib::processEvents
(this=0x7f1708000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f173016e16b in QEventLoop::exec (this=this@entry=0x7f171cac0da0,
flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007f172ffbd0b6 in QThread::exec (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007f172ffc6c87 in QThreadPrivate::start (arg=0x5610f3f822e0) at
thread/qthread_unix.cpp:367
#7  0x00007f172e3bd164 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#8  0x00007f1732297def in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f171ee20700 (LWP 6172)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x5610f3dfd028) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5610f3dfcfd8,
cond=0x5610f3dfd000) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5610f3dfd000, mutex=0x5610f3dfcfd8) at
pthread_cond_wait.c:655
#3  0x00007f171f5df75b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007f171f5df4c7 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007f172e3bd164 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#6  0x00007f1732297def in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f1725cb6700 (LWP 6171)):
#0  0x00007f173228b6d9 in __GI___poll (fds=0x7f171801b200, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f172d21ae46 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f172d21af6c in g_main_context_iteration () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f17301c115b in QEventDispatcherGlib::processEvents
(this=0x7f1718000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f173016e16b in QEventLoop::exec (this=this@entry=0x7f1725cb5d70,
flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007f172ffbd0b6 in QThread::exec (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007f173047a545 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f172ffc6c87 in QThreadPrivate::start (arg=0x7f17304f4d60) at
thread/qthread_unix.cpp:367
#8  0x00007f172e3bd164 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#9  0x00007f1732297def in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f1726e5a700 (LWP 6169)):
#0  0x00007f173228b6d9 in __GI___poll (fds=0x7f1726e59cb8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f172ce7a917 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f172ce7c53a in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f1728228159 in QXcbEventReader::run (this=0x5610f3acfc00) at
qxcbconnection.h:409
#4  0x00007f172ffc6c87 in QThreadPrivate::start (arg=0x5610f3acfc00) at
thread/qthread_unix.cpp:367
#5  0x00007f172e3bd164 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#6  0x00007f1732297def in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f17288eb800 (LWP 6168)):
[KCrash Handler]
#6  KNotification::id (this=this@entry=0x5610f4898e20) at
./src/knotification.cpp:436
#7  0x00007f173144bfea in KNotificationManager::notifyPluginFinished
(this=<optimized out>, notification=0x5610f4898e20) at
./src/knotificationmanager.cpp:217
#8  0x00007f17301986db in QMetaObject::activate (sender=0x5610f4940da0,
signalOffset=<optimized out>, local_signal_index=<optimized out>,
argv=<optimized out>) at kernel/qobject.cpp:3771
#9  0x00007f173147990f in KNotificationPlugin::finished (this=<optimized out>,
_t1=<optimized out>) at
./obj-x86_64-linux-gnu/src/KF5Notifications_autogen/EWIEGA46WW/moc_knotificationplugin.cpp:143
#10 0x00007f173147391a in NotifyByAudio::finishNotification
(this=this@entry=0x5610f4940da0,
notification=notification@entry=0x5610f4898e20, id=<optimized out>) at
./src/notifybyaudio_canberra.cpp:189
#11 0x00007f1731473985 in NotifyByAudio::finishCallback (this=0x5610f4940da0,
id=<optimized out>, error_code=<optimized out>) at
./src/notifybyaudio_canberra.cpp:165
#12 0x00007f1730198f92 in QObject::event (this=0x5610f4940da0, e=<optimized
out>) at kernel/qobject.cpp:1251
#13 0x00007f1730bc04a1 in QApplicationPrivate::notify_helper
(this=this@entry=0x5610f3ad96f0, receiver=receiver@entry=0x5610f4940da0,
e=e@entry=0x5610f489adc0) at kernel/qapplication.cpp:3727
#14 0x00007f1730bc7ae0 in QApplication::notify (this=0x7ffd6597d930,
receiver=0x5610f4940da0, e=0x5610f489adc0) at kernel/qapplication.cpp:3486
#15 0x00007f173016f499 in QCoreApplication::notifyInternal2
(receiver=0x5610f4940da0, event=0x5610f489adc0) at
../../include/QtCore/5.11.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:307
#16 0x00007f173017248b in QCoreApplication::sendEvent (event=0x5610f489adc0,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#17 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0,
data=0x5610f3ad5610) at kernel/qcoreapplication.cpp:1745
#18 0x00007f17301c1b23 in postEventSourceDispatch (s=0x5610f3b35060) at
kernel/qeventdispatcher_glib.cpp:276
#19 0x00007f172d21ac3e in g_main_context_dispatch () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f172d21aed8 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f172d21af6c in g_main_context_iteration () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f17301c1143 in QEventDispatcherGlib::processEvents
(this=0x5610f3b324b0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#23 0x00007f17282b9e51 in QPAEventDispatcherGlib::processEvents
(this=0x5610f3b324b0, flags=...) at qeventdispatcher_glib.cpp:69
#24 0x00007f173016e16b in QEventLoop::exec (this=this@entry=0x7ffd6597d830,
flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#25 0x00007f17301762e2 in QCoreApplication::exec () at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#26 0x00007f17305fd27c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1761
#27 0x00007f1730bc0415 in QApplication::exec () at kernel/qapplication.cpp:2901
#28 0x00007f17323ac0bf in kdemain (argc=<optimized out>, argv=<optimized out>)
at ./src/main.cpp:163
#29 0x00007f17321a109b in __libc_start_main (main=0x5610f3326050 <main>,
argc=2, argv=0x7ffd6597dab8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffd6597daa8) at ../csu/libc-start.c:308
#30 0x00005610f332608a in _start ()
[Inferior 1 (process 6168) detached]

Possible duplicates by query: bug 398695.

Reported using DrKonqi

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