[Bug 278353] New: Akregator segfaults when selecting articles

Rob V rvalkass at gmail.com
Sat Jul 23 19:22:40 BST 2011 

https://bugs.kde.org/show_bug.cgi?id=278353

           Summary: Akregator segfaults when selecting articles
           Product: akregator
           Version: 1.6.6
          Platform: Ubuntu Packages
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: kdepim-bugs at kde.org
        ReportedBy: rvalkass at gmail.com


Application: akregator (1.6.6)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-10-generic x86_64
Distribution: Ubuntu 11.04

-- Information about the crash:
- What I was doing when the application crashed:

Selecting a few items from an RSS feed by dragging the mouse over them.

The crash can be reproduced some of the time.

-- Backtrace:
Application: Akregator (akregator), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fd5be87a7a0 (LWP 2782))]

Thread 10 (Thread 0x7fd59f003700 (LWP 9148)):
#0  0x00007fd5bb40ff03 in __poll (fds=<value optimized out>, nfds=<value
optimized out>, timeout=<value optimized out>) at
../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fd5b5be8104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd5b5be8639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd5bbfe4446 in QEventDispatcherGlib::processEvents (this=0x265c440,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fd5bbfb8882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fd5bbfb8abc in QEventLoop::exec (this=0x7fd59f002db0, flags=...) at
kernel/qeventloop.cpp:201
#6  0x00007fd5bbecf924 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:492
#7  0x00007fd5bbf9ac2f in QInotifyFileSystemWatcherEngine::run (this=0x2968bc0)
at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fd5bbed2175 in QThreadPrivate::start (arg=0x2968bc0) at
thread/qthread_unix.cpp:320
#9  0x00007fd5b60b3d8c in start_thread (arg=0x7fd59f003700) at
pthread_create.c:304
#10 0x00007fd5bb41d04d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7fd5a1558700 (LWP 9266)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fd59fd57f41 in metronom_sync_loop (this=0x197c180) at metronom.c:870
#2  0x00007fd5b60b3d8c in start_thread (arg=0x7fd5a1558700) at
pthread_create.c:304
#3  0x00007fd5bb41d04d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7fd59f804700 (LWP 9267)):
#0  0x00007fd5bb415143 in select () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007fd59fd81044 in xine_usec_sleep (usec=<value optimized out>) at
utils.c:481
#2  0x00007fd59fd65a69 in video_out_loop (this_gen=0x2fd19f0) at
video_out.c:1246
#3  0x00007fd5b60b3d8c in start_thread (arg=0x7fd59f804700) at
pthread_create.c:304
#4  0x00007fd5bb41d04d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fd58f399700 (LWP 9268)):
[KCrash Handler]
#6  xine_event_dispose_queue (queue=0x0) at events.c:133
#7  0x00007fd588f2a564 in open_plugin (class_gen=0x2ee3290, stream=0x3609c20,
input=0x2ee0c50) at demux_matroska.c:3007
#8  0x00007fd59fd5ddb5 in probe_demux (stream=0x3609c20, method1=<value
optimized out>, method2=<value optimized out>, input=0x2ee0c50) at
load_plugins.c:1328
#9  0x00007fd59fd56406 in open_internal (stream=0x3609c20, mrl=0x2ff3a58
"http://www.afiestas.org/wp-content/uploads/2011/07/xrandr.webm") at
xine.c:1224
#10 xine_open (stream=0x3609c20, mrl=0x2ff3a58
"http://www.afiestas.org/wp-content/uploads/2011/07/xrandr.webm") at
xine.c:1299
#11 0x00007fd59ffbd7ed in ?? () from
/usr/lib/qt4/plugins/phonon_backend/phonon_xine.so
#12 0x00007fd59ffc3666 in ?? () from
/usr/lib/qt4/plugins/phonon_backend/phonon_xine.so
#13 0x00007fd5bc9789f4 in QApplicationPrivate::notify_helper (this=0x1398ec0,
receiver=0x16234a0, e=0x2fdc100) at kernel/qapplication.cpp:4462
#14 0x00007fd5bc97d3ba in QApplication::notify (this=<value optimized out>,
receiver=0x16234a0, e=0x2fdc100) at kernel/qapplication.cpp:4341
#15 0x00007fd5bd69b866 in KApplication::notify (this=0x7fff39e9cec0,
receiver=0x16234a0, event=0x2fdc100) at ../../kdeui/kernel/kapplication.cpp:311
#16 0x00007fd5bbfb949c in QCoreApplication::notifyInternal
(this=0x7fff39e9cec0, receiver=0x16234a0, event=0x2fdc100) at
kernel/qcoreapplication.cpp:731
#17 0x00007fd5bbfbcc25 in sendEvent (receiver=0x0, event_type=0,
data=0x310c000) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#18 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0,
data=0x310c000) at kernel/qcoreapplication.cpp:1372
#19 0x00007fd5bbfe4253 in sendPostedEvents (s=0x161b840) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#20 postEventSourceDispatch (s=0x161b840) at
kernel/qeventdispatcher_glib.cpp:277
#21 0x00007fd5b5be7bcd in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007fd5b5be83a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007fd5b5be8639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007fd5bbfe43ef in QEventDispatcherGlib::processEvents (this=0x310c4a0,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#25 0x00007fd5bbfb8882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#26 0x00007fd5bbfb8abc in QEventLoop::exec (this=0x7fd58f398d90, flags=...) at
kernel/qeventloop.cpp:201
#27 0x00007fd5bbecf924 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:492
#28 0x00007fd59ffb639e in ?? () from
/usr/lib/qt4/plugins/phonon_backend/phonon_xine.so
#29 0x00007fd5bbed2175 in QThreadPrivate::start (arg=0x31524d0) at
thread/qthread_unix.cpp:320
#30 0x00007fd5b60b3d8c in start_thread (arg=0x7fd58f399700) at
pthread_create.c:304
#31 0x00007fd5bb41d04d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#32 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fd58e993700 (LWP 9269)):
#0  0x00007fd5aef733d3 in pa_mainloop_dispatch () from /usr/lib/libpulse.so.0
#1  0x00007fd5aef73755 in pa_mainloop_iterate () from /usr/lib/libpulse.so.0
#2  0x00007fd5aef73800 in pa_mainloop_run () from /usr/lib/libpulse.so.0
#3  0x00007fd5aef812df in ?? () from /usr/lib/libpulse.so.0
#4  0x00007fd5ad418a88 in ?? () from /usr/lib/libpulsecommon-0.9.22.so
#5  0x00007fd5b60b3d8c in start_thread (arg=0x7fd58e993700) at
pthread_create.c:304
#6  0x00007fd5bb41d04d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fd58a191700 (LWP 9270)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fd59fd69d63 in fifo_peek_int (this_gen=<value optimized out>) at
audio_out.c:348
#2  fifo_peek (this_gen=<value optimized out>) at audio_out.c:388
#3  ao_loop (this_gen=<value optimized out>) at audio_out.c:1015
#4  0x00007fd5b60b3d8c in start_thread (arg=0x7fd58a191700) at
pthread_create.c:304
#5  0x00007fd5bb41d04d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fd585ba8700 (LWP 9271)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fd59fd5bf1b in fifo_buffer_get (fifo=0x1bdc810) at buffer.c:230
#2  0x00007fd59fd61f6d in video_decoder_loop (stream_gen=0x3609c20) at
video_decoder.c:134
#3  0x00007fd5b60b3d8c in start_thread (arg=0x7fd585ba8700) at
pthread_create.c:304
#4  0x00007fd5bb41d04d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fd5853a7700 (LWP 9272)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fd59fd5bf1b in fifo_buffer_get (fifo=0x2f15fb0) at buffer.c:230
#2  0x00007fd59fd6300d in audio_decoder_loop (stream_gen=0x3609c20) at
audio_decoder.c:66
#3  0x00007fd5b60b3d8c in start_thread (arg=0x7fd5853a7700) at
pthread_create.c:304
#4  0x00007fd5bb41d04d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fd584ba6700 (LWP 9273)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fd59fd6c9db in xine_event_wait (queue_gen=0x295f300) at events.c:56
#2  listener_loop (queue_gen=0x295f300) at events.c:214
#3  0x00007fd5b60b3d8c in start_thread (arg=0x7fd584ba6700) at
pthread_create.c:304
#4  0x00007fd5bb41d04d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fd5be87a7a0 (LWP 2782)):
#0  0x00007fd5bb40ff03 in __poll (fds=<value optimized out>, nfds=<value
optimized out>, timeout=<value optimized out>) at
../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fd5b0f7b512 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fd5b0f7ba5f in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fd5b0f7bae4 in xcb_writev () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#4  0x00007fd5b74322a7 in _XSend () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#5  0x00007fd5b7432641 in _XEventsQueued () from
/usr/lib/x86_64-linux-gnu/libX11.so.6
#6  0x00007fd5b7422f8d in XPending () from
/usr/lib/x86_64-linux-gnu/libX11.so.6
#7  0x00007fd5bc9fafb1 in QETWidget::translateMouseEvent (this=0x18cdf60,
event=0x7fff39e9b2b0) at kernel/qapplication_x11.cpp:4276
#8  0x00007fd5bc9f9ab7 in QApplication::x11ProcessEvent (this=0x7fff39e9cec0,
event=0x7fff39e9b2b0) at kernel/qapplication_x11.cpp:3680
#9  0x00007fd5bca22842 in x11EventSourceDispatch (s=0x139e850, callback=0,
user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#10 0x00007fd5b5be7bcd in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fd5b5be83a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fd5b5be8639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007fd5bbfe43ef in QEventDispatcherGlib::processEvents (this=0x133f990,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#14 0x00007fd5bca224de in QGuiEventDispatcherGlib::processEvents (this=<value
optimized out>, flags=<value optimized out>) at
kernel/qguieventdispatcher_glib.cpp:204
#15 0x00007fd5bbfb8882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#16 0x00007fd5bbfb8abc in QEventLoop::exec (this=0x7fff39e9b5b0, flags=...) at
kernel/qeventloop.cpp:201
#17 0x00007fd5bcdba101 in QMenu::exec (this=0x18cdf60, p=..., action=0x0) at
widgets/qmenu.cpp:2059
#18 0x00007fd5bc9c9a20 in QWidget::event (this=0x15be770, event=0x7fff39e9c1f0)
at kernel/qwidget.cpp:8426
#19 0x00007fd5bcd7c156 in QFrame::event (this=0x15be770, e=0x7fff39e9c1f0) at
widgets/qframe.cpp:557
#20 0x00007fd5bce8d46b in QAbstractItemView::viewportEvent (this=0x15be770,
event=0x7fff39e9c1f0) at itemviews/qabstractitemview.cpp:1628
#21 0x00007fd5bced1675 in QTreeView::viewportEvent (this=0x15be770,
event=0x7fff39e9c1f0) at itemviews/qtreeview.cpp:1256
#22 0x00007fd5bbfb9627 in
QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized
out>, receiver=0x16c54e0, event=0x7fff39e9c1f0) at
kernel/qcoreapplication.cpp:846
#23 0x00007fd5bc9789c1 in QApplicationPrivate::notify_helper (this=0x1398ec0,
receiver=0x16c54e0, e=0x7fff39e9c1f0) at kernel/qapplication.cpp:4458
#24 0x00007fd5bc97d571 in QApplication::notify (this=<value optimized out>,
receiver=0x16c54e0, e=0x7fff39e9c1f0) at kernel/qapplication.cpp:4102
#25 0x00007fd5bd69b866 in KApplication::notify (this=0x7fff39e9cec0,
receiver=0x16c54e0, event=0x7fff39e9c1f0) at
../../kdeui/kernel/kapplication.cpp:311
#26 0x00007fd5bbfb949c in QCoreApplication::notifyInternal
(this=0x7fff39e9cec0, receiver=0x16c54e0, event=0x7fff39e9c1f0) at
kernel/qcoreapplication.cpp:731
#27 0x00007fd5bc9fb1ed in sendSpontaneousEvent (this=<value optimized out>,
event=<value optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#28 QETWidget::translateMouseEvent (this=<value optimized out>, event=<value
optimized out>) at kernel/qapplication_x11.cpp:4563
#29 0x00007fd5bc9f9ab7 in QApplication::x11ProcessEvent (this=0x7fff39e9cec0,
event=0x7fff39e9cb70) at kernel/qapplication_x11.cpp:3680
#30 0x00007fd5bca22842 in x11EventSourceDispatch (s=0x139e850, callback=0,
user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#31 0x00007fd5b5be7bcd in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007fd5b5be83a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007fd5b5be8639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007fd5bbfe43ef in QEventDispatcherGlib::processEvents (this=0x133f990,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#35 0x00007fd5bca224de in QGuiEventDispatcherGlib::processEvents (this=<value
optimized out>, flags=<value optimized out>) at
kernel/qguieventdispatcher_glib.cpp:204
#36 0x00007fd5bbfb8882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#37 0x00007fd5bbfb8abc in QEventLoop::exec (this=0x7fff39e9ce70, flags=...) at
kernel/qeventloop.cpp:201
#38 0x00007fd5bbfbcecb in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1008
#39 0x0000000000408f24 in _start ()

Possible duplicates by query: bug 278325, bug 265346, bug 259050, bug 257291,
bug 252165.

Reported using DrKonqi

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