[kde] [Bug 342752] New: Crash on incoming new KTP conversation

Elias Probst mail at eliasprobst.eu
Sun Jan 11 23:20:55 GMT 2015 

https://bugs.kde.org/show_bug.cgi?id=342752

            Bug ID: 342752
           Summary: Crash on incoming new KTP conversation
           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: mail at eliasprobst.eu

Application: kded5 ()
 (Compiled from sources)
Qt Version: 5.4.0
Operating System: Linux 3.18.2-gentoo x86_64
Distribution: "Gentoo Base System release 2.2"

-- Information about the crash:
- What I was doing when the application crashed:
When opening a new incoming KTP conversation by clicking on the "New
conversation" notification in the systray (Breeze theme: pulsating envelope),
kded5 will crash with this backtrace.

KF5/Plasma 5/KTP is all from git and up-to-date.
Qt 5.4.0

The crash can be reproduced sometimes.

-- Backtrace:
Application: kded5 (kded5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f759e09e7c0 (LWP 4130))]

Thread 7 (Thread 0x7f7591ce8700 (LWP 4141)):
#0  0x00007f759daaf63d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f7598b7c1f2 in poll (__timeout=-1, __nfds=1, __fds=0x7f7591ce7d10)
at /usr/include/bits/poll2.h:46
#2  _xcb_conn_wait (c=c at entry=0x1056d60, cond=cond at entry=0x1056da0,
vector=vector at entry=0x0, count=count at entry=0x0) at
/var/tmp/portage/x11-libs/libxcb-1.10/work/libxcb-1.10/src/xcb_conn.c:447
#3  0x00007f7598b7ddf7 in xcb_wait_for_event (c=0x1056d60) at
/var/tmp/portage/x11-libs/libxcb-1.10/work/libxcb-1.10/src/xcb_in.c:622
#4  0x00007f759e012309 in QXcbEventReader::run (this=0x1060de0) at
qxcbconnection.cpp:1099
#5  0x00007f759bee42cf in QThreadPrivate::start (arg=0x1060de0) at
thread/qthread_unix.cpp:337
#6  0x00007f759b929023 in start_thread (arg=0x7f7591ce8700) at
pthread_create.c:309
#7  0x00007f759dab8cfd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7f7573fff700 (LWP 4163)):
#0  0x00007f759daaf63d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f75991e7b14 in g_main_context_poll (priority=2147483647, n_fds=1,
fds=0x7f75680010c0, timeout=-1, context=0x1224150) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:4028
#2  g_main_context_iterate (context=0x1224150, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:3729
#3  0x00007f75991e7e3a in g_main_loop_run (loop=0x12240e0) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:3928
#4  0x00007f7580d64d06 in gdbus_shared_thread_func (user_data=0x1224120) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/gio/gdbusprivate.c:273
#5  0x00007f759920c8f5 in g_thread_proxy (data=0x1225850) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gthread.c:764
#6  0x00007f759b929023 in start_thread (arg=0x7f7573fff700) at
pthread_create.c:309
#7  0x00007f759dab8cfd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7f755ffff700 (LWP 4172)):
#0  0x00007f7599228ee6 in g_mutex_get_impl (mutex=0x7f7558000990) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gthread-posix.c:131
#1  0x00007f7599229239 in g_mutex_lock (mutex=mutex at entry=0x7f7558000990) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gthread-posix.c:209
#2  0x00007f75991e7ac9 in g_main_context_iterate
(context=context at entry=0x7f7558000990, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:3738
#3  0x00007f75991e7c1c in g_main_context_iteration (context=0x7f7558000990,
may_block=1) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:3795
#4  0x00007f759c1146bb in QEventDispatcherGlib::processEvents
(this=0x7f75580008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f759c0bb34b in QEventLoop::exec (this=this at entry=0x7f755fffedd0,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f759bedf6ba in QThread::exec (this=this at entry=0x1241b70) at
thread/qthread.cpp:503
#7  0x00007f7571a69eb7 in KCupsConnection::run (this=0x1241b70) at
/var/tmp/portage/kde-apps/print-manager-5.9999/work/print-manager-5.9999/libkcups/KCupsConnection.cpp:303
#8  0x00007f759bee42cf in QThreadPrivate::start (arg=0x1241b70) at
thread/qthread_unix.cpp:337
#9  0x00007f759b929023 in start_thread (arg=0x7f755ffff700) at
pthread_create.c:309
#10 0x00007f759dab8cfd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f755f7fe700 (LWP 4173)):
#0  0x00007f759daaab3d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f75992284d0 in read (__nbytes=16, __buf=0x7f755f7fdc10,
__fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  g_wakeup_acknowledge (wakeup=0x7f7558002130) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gwakeup.c:210
#3  0x00007f75991e7644 in g_main_context_check
(context=context at entry=0x7f7550000990, max_priority=2147483647,
fds=fds at entry=0x7f75500013c0, n_fds=n_fds at entry=1) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:3532
#4  0x00007f75991e7aab in g_main_context_iterate
(context=context at entry=0x7f7550000990, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:3731
#5  0x00007f75991e7c1c in g_main_context_iteration (context=0x7f7550000990,
may_block=1) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:3795
#6  0x00007f759c1146bb in QEventDispatcherGlib::processEvents
(this=0x7f75500008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#7  0x00007f759c0bb34b in QEventLoop::exec (this=this at entry=0x7f755f7fde10,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#8  0x00007f759bedf6ba in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#9  0x00007f759bee42cf in QThreadPrivate::start (arg=0x126dcb0) at
thread/qthread_unix.cpp:337
#10 0x00007f759b929023 in start_thread (arg=0x7f755f7fe700) at
pthread_create.c:309
#11 0x00007f759dab8cfd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f7583eb4700 (LWP 4639)):
#0  0x00007f759daaf63d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f75991e7b14 in g_main_context_poll (priority=2147483647, n_fds=1,
fds=0x7f7574003370, timeout=-1, context=0x7f75740030b0) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:4028
#2  g_main_context_iterate (context=context at entry=0x7f75740030b0,
block=block at entry=1, dispatch=dispatch at entry=1, self=<optimized out>) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:3729
#3  0x00007f75991e7c1c in g_main_context_iteration (context=0x7f75740030b0,
may_block=1) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:3795
#4  0x00007f759c1146bb in QEventDispatcherGlib::processEvents
(this=0x7f75740033f0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f759c0bb34b in QEventLoop::exec (this=this at entry=0x7f7583eb3e10,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f759bedf6ba in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#7  0x00007f759bee42cf in QThreadPrivate::start (arg=0x1267ca0) at
thread/qthread_unix.cpp:337
#8  0x00007f759b929023 in start_thread (arg=0x7f7583eb4700) at
pthread_create.c:309
#9  0x00007f759dab8cfd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f75836b3700 (LWP 5762)):
#0  0x00007f759daaf63d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f7588e95f91 in poll (__timeout=-1, __nfds=2, __fds=0x7f756c003350)
at /usr/include/bits/poll2.h:46
#2  poll_func (ufds=0x7f756c003350, nfds=2, timeout=-1,
userdata=0x7f75780274e0) at
/var/tmp/portage/media-sound/pulseaudio-5.0-r7/work/pulseaudio-5.0/src/pulse/thread-mainloop.c:71
#3  0x00007f7588e879cc in pa_mainloop_poll (m=m at entry=0x7f75780273d0) at
/var/tmp/portage/media-sound/pulseaudio-5.0-r7/work/pulseaudio-5.0/src/pulse/mainloop.c:851
#4  0x00007f7588e8803e in pa_mainloop_iterate (m=m at entry=0x7f75780273d0,
block=block at entry=1, retval=retval at entry=0x0) at
/var/tmp/portage/media-sound/pulseaudio-5.0-r7/work/pulseaudio-5.0/src/pulse/mainloop.c:933
#5  0x00007f7588e880f0 in pa_mainloop_run (m=0x7f75780273d0,
retval=retval at entry=0x0) at
/var/tmp/portage/media-sound/pulseaudio-5.0-r7/work/pulseaudio-5.0/src/pulse/mainloop.c:951
#6  0x00007f7588e95f43 in thread (userdata=0x7f75780279a0) at
/var/tmp/portage/media-sound/pulseaudio-5.0-r7/work/pulseaudio-5.0/src/pulse/thread-mainloop.c:90
#7  0x00007f75885f49a8 in internal_thread_func (userdata=0x7f7578027590) at
/var/tmp/portage/media-sound/pulseaudio-5.0-r7/work/pulseaudio-5.0/src/pulsecore/thread-posix.c:83
#8  0x00007f759b929023 in start_thread (arg=0x7f75836b3700) at
pthread_create.c:309
#9  0x00007f759dab8cfd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f759e09e7c0 (LWP 4130)):
[KCrash Handler]
#6  0x00007f7590736c44 in KNotification::id (this=this at entry=0x16c35e0) at
/var/tmp/portage/kde-frameworks/knotifications-9999/work/knotifications-9999/src/knotification.cpp:392
#7  0x00007f75907377e9 in KNotificationManager::notifyPluginFinished
(this=0x7f75909691d0 <(anonymous
namespace)::Q_QGS_s_self::innerFunction()::holder>, notification=0x16c35e0) at
/var/tmp/portage/kde-frameworks/knotifications-9999/work/knotifications-9999/src/knotificationmanager.cpp:108
#8  0x00007f7590738a8c in KNotificationManager::qt_static_metacall
(_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized
out>) at
/var/tmp/portage/kde-frameworks/knotifications-9999/work/knotifications-9999_build/src/moc_knotificationmanager_p.cpp:83
#9  0x00007f759c0ecc31 in QMetaObject::activate (sender=sender at entry=0x153c450,
signalOffset=<optimized out>, local_signal_index=local_signal_index at entry=0,
argv=argv at entry=0x7fff47860d60) at kernel/qobject.cpp:3716
#10 0x00007f759c0ed257 in QMetaObject::activate (sender=sender at entry=0x153c450,
m=m at entry=0x7f7590967ba0 <KNotificationPlugin::staticMetaObject>,
local_signal_index=local_signal_index at entry=0, argv=argv at entry=0x7fff47860d60)
at kernel/qobject.cpp:3582
#11 0x00007f7590757e1f in KNotificationPlugin::finished
(this=this at entry=0x153c450, _t1=_t1 at entry=0x16c35e0) at
/var/tmp/portage/kde-frameworks/knotifications-9999/work/knotifications-9999_build/src/moc_knotificationplugin.cpp:139
#12 0x00007f759074be2e in NotifyByPopup::onGalagoNotificationClosed
(this=0x153c450, dbus_id=9, reason=<optimized out>) at
/var/tmp/portage/kde-frameworks/knotifications-9999/work/knotifications-9999/src/notifybypopup.cpp:456
#13 0x00007f7590758159 in NotifyByPopup::qt_static_metacall
(_o=_o at entry=0x153c450, _id=_id at entry=4, _a=_a at entry=0x7fff47860f60,
_c=QMetaObject::InvokeMetaMethod) at
/var/tmp/portage/kde-frameworks/knotifications-9999/work/knotifications-9999_build/src/moc_notifybypopup.cpp:104
#14 0x00007f7590758b23 in qt_static_metacall (_a=0x7fff47860f60, _id=4,
_c=QMetaObject::InvokeMetaMethod, _o=0x153c450) at
/var/tmp/portage/kde-frameworks/knotifications-9999/work/knotifications-9999_build/src/moc_notifybypopup.cpp:137
#15 NotifyByPopup::qt_metacall (this=0x153c450,
_c=QMetaObject::InvokeMetaMethod, _id=4, _a=0x7fff47860f60) at
/var/tmp/portage/kde-frameworks/knotifications-9999/work/knotifications-9999_build/src/moc_notifybypopup.cpp:138
#16 0x00007f759e10a46f in QDBusConnectionPrivate::deliverCall (this=0x10aae00,
object=0x153c450, msg=..., metaTypes=..., slotIdx=11) at
qdbusintegrator.cpp:990
#17 0x00007f759c0eda36 in QObject::event (this=0x153c450, e=<optimized out>) at
kernel/qobject.cpp:1245
#18 0x00007f759d4d7f0c in QApplicationPrivate::notify_helper
(this=this at entry=0x104af90, receiver=receiver at entry=0x153c450,
e=e at entry=0x13eada0) at kernel/qapplication.cpp:3722
#19 0x00007f759d4dcf20 in QApplication::notify (this=0x7fff47861680,
receiver=0x153c450, e=0x13eada0) at kernel/qapplication.cpp:3505
#20 0x00007f759c0bd3e5 in QCoreApplication::notifyInternal
(this=0x7fff47861680, receiver=0x153c450, event=event at entry=0x13eada0) at
kernel/qcoreapplication.cpp:932
#21 0x00007f759c0bf27f in sendEvent (event=0x13eada0, receiver=<optimized out>)
at kernel/qcoreapplication.h:228
#22 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver at entry=0x0,
event_type=event_type at entry=0, data=0x104b100) at
kernel/qcoreapplication.cpp:1536
#23 0x00007f759c0bf8b8 in QCoreApplication::sendPostedEvents
(receiver=receiver at entry=0x0, event_type=event_type at entry=0) at
kernel/qcoreapplication.cpp:1394
#24 0x00007f759c115223 in postEventSourceDispatch (s=0x1091e20) at
kernel/qeventdispatcher_glib.cpp:271
#25 0x00007f75991e7934 in g_main_dispatch (context=0x7f758c001e00) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:3064
#26 g_main_context_dispatch (context=context at entry=0x7f758c001e00) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:3663
#27 0x00007f75991e7b78 in g_main_context_iterate
(context=context at entry=0x7f758c001e00, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:3734
#28 0x00007f75991e7c1c in g_main_context_iteration (context=0x7f758c001e00,
may_block=1) at
/var/tmp/portage/dev-libs/glib-2.40.2/work/glib-2.40.2/glib/gmain.c:3795
#29 0x00007f759c11469c in QEventDispatcherGlib::processEvents (this=0x108e380,
flags=...) at kernel/qeventdispatcher_glib.cpp:418
#30 0x00007f759c0bb34b in QEventLoop::exec (this=this at entry=0x7fff478615b0,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#31 0x00007f759c0c29b6 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1185
#32 0x00007f759c3e586c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1532
#33 0x00007f759d4d4715 in QApplication::exec () at kernel/qapplication.cpp:2956
#34 0x00007f759dd8558a in kdemain (argc=1, argv=<optimized out>) at
/var/tmp/portage/kde-frameworks/kded-9999/work/kded-9999/src/kded.cpp:827
#35 0x00007f759d9f1e75 in __libc_start_main (main=0x400780 <main(int, char**)>,
argc=1, argv=0x7fff478617e8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7fff478617d8) at libc-start.c:285
#36 0x00000000004007b1 in _start ()

Reported using DrKonqi

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