Bug 350096

Application: kdeinit5 ()

Qt Version: 5.4.1
Operating System: Linux 4.1.1-040101-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
Impossibile usare KDE telepathy Crash.

The crash can be reproduced every time.

-- Backtrace:
Application: kdeinit5 (kdeinit5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f6bfd6f3780 (LWP 22172))]

Thread 6 (Thread 0x7f6be9e42700 (LWP 22175)):
#0  0x00007f6bfbdf98dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6bfa2f0b72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f6bfa2f264f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f6bec65b099 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#4  0x00007f6bfc16bb0e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f6bf9a446aa in start_thread (arg=0x7f6be9e42700) at pthread_create.c:333
#6  0x00007f6bfbe04eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f6be0f57700 (LWP 22181)):
#0  0x00007f6bfbdf98dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6bf8fe7ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6bf8fe8242 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6be1aefaf6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f6bf900e955 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f6bf9a446aa in start_thread (arg=0x7f6be0f57700) at pthread_create.c:333
#6  0x00007f6bfbe04eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f6bd64fe700 (LWP 22199)):
#0  0x00007f6bf8fe7901 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6bf8fe7e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6bf8fe7fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6bfc402c6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f6bfc3a73e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f6bfc166b44 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f6bda1c4cf7 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007f6bfc16bb0e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f6bf9a446aa in start_thread (arg=0x7f6bd64fe700) at pthread_create.c:333
#9  0x00007f6bfbe04eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f6bd5cfd700 (LWP 22200)):
#0  0x00007f6bf902c789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6bf8fe7a16 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6bf8fe7f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6bf8fe7fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6bfc402c6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f6bfc3a73e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f6bfc166b44 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f6bfc16bb0e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f6bf9a446aa in start_thread (arg=0x7f6bd5cfd700) at pthread_create.c:333
#9  0x00007f6bfbe04eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f6bc5742700 (LWP 24020)):
#0  0x00007f6bfc1639ca in QMutex::lock() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f6bfc4021db in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f6bf8fe73fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6bf8fe7de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6bf8fe7fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f6bfc402c6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f6bfc3a73e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f6bfc166b44 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f6bfc16bb0e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f6bf9a446aa in start_thread (arg=0x7f6bc5742700) at pthread_create.c:333
#10 0x00007f6bfbe04eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f6bfd6f3780 (LWP 22172)):
[KCrash Handler]
#6  ref (this=<optimized out>) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86_64.h:121
#7  QList (this=0x7f6b9fffc818 <QPrinterInfoPrivate::shared_null+24>) at ../../include/QtCore/../../src/corelib/tools/qlist.h:121
#8  QPrinterInfoPrivate (name=..., this=0x7f6b9fffc800 <QPrinterInfoPrivate::shared_null>) at painting/qprinterinfo_p.h:71
#9  __static_initialization_and_destruction_0 (__initialize_p=1, __priority=65535) at painting/qprinterinfo.cpp:35
#10 _GLOBAL__sub_I_qprinterinfo.cpp(void) () at painting/qprinterinfo.cpp:163
#11 0x00007f6bfd52d5ba in call_init (l=<optimized out>, argc=argc@entry=5, argv=argv@entry=0x7ffe8413a218, env=env@entry=0x10a6e90) at dl-init.c:72
#12 0x00007f6bfd52d6cb in call_init (env=<optimized out>, argv=<optimized out>, argc=<optimized out>, l=<optimized out>) at dl-init.c:30
#13 _dl_init (main_map=main_map@entry=0x2ed5670, argc=5, argv=0x7ffe8413a218, env=0x10a6e90) at dl-init.c:120
#14 0x00007f6bfd532587 in dl_open_worker (a=a@entry=0x7ffe84138158) at dl-open.c:579
#15 0x00007f6bfd52d464 in _dl_catch_error (objname=objname@entry=0x7ffe84138148, errstring=errstring@entry=0x7ffe84138150, mallocedp=mallocedp@entry=0x7ffe84138147, operate=operate@entry=0x7f6bfd5320a0 <dl_open_worker>, args=args@entry=0x7ffe84138158) at dl-error.c:187
#16 0x00007f6bfd5319a3 in _dl_open (file=0x2f20f20 "/usr/lib/vlc/plugins/gui/libqt4_plugin.so", mode=-2147483647, caller_dlopen=0x7f6baa49fc0f, nsid=-2, argc=<optimized out>, argv=<optimized out>, env=0x10a6e90) at dl-open.c:663
#17 0x00007f6bf9c5bfc9 in dlopen_doit (a=a@entry=0x7ffe84138370) at dlopen.c:66
#18 0x00007f6bfd52d464 in _dl_catch_error (objname=0xea8060, errstring=0xea8068, mallocedp=0xea8058, operate=0x7f6bf9c5bf70 <dlopen_doit>, args=0x7ffe84138370) at dl-error.c:187
#19 0x00007f6bf9c5c62d in _dlerror_run (operate=operate@entry=0x7f6bf9c5bf70 <dlopen_doit>, args=args@entry=0x7ffe84138370) at dlerror.c:163
#20 0x00007f6bf9c5c061 in __dlopen (file=<optimized out>, mode=<optimized out>) at dlopen.c:87
#21 0x00007f6baa49fc0f in ?? () from /usr/lib/libvlccore.so.8
#22 0x00007f6baa4848bb in ?? () from /usr/lib/libvlccore.so.8
#23 0x00007f6baa484be8 in ?? () from /usr/lib/libvlccore.so.8
#24 0x00007f6baa484b44 in ?? () from /usr/lib/libvlccore.so.8
#25 0x00007f6baa4850c4 in ?? () from /usr/lib/libvlccore.so.8
#26 0x00007f6baa485691 in ?? () from /usr/lib/libvlccore.so.8
#27 0x00007f6baa40b44d in libvlc_InternalInit () from /usr/lib/libvlccore.so.8
#28 0x00007f6baa1e135b in libvlc_new () from /usr/lib/libvlc.so.5
#29 0x00007f6baa7331cb in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#30 0x00007f6baa710878 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#31 0x00007f6baa736fd8 in qt_plugin_instance () from /usr/lib/x86_64-linux-gnu/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#32 0x00007f6bfc392d9f in QPluginLoader::instance() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007f6bf10180e8 in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#34 0x00007f6bf1019d0e in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#35 0x00007f6bf101a641 in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#36 0x00007f6bf101aebd in Phonon::Factory::backend(bool) () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#37 0x00007f6bf101b4d3 in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#38 0x00007f6bf1010a54 in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#39 0x00007f6bf100e09e in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#40 0x00007f6bf2a8beaa in ?? () from /usr/lib/x86_64-linux-gnu/libKF5Notifications.so.5
#41 0x00007f6bf2a6fb6f in ?? () from /usr/lib/x86_64-linux-gnu/libKF5Notifications.so.5
#42 0x00007f6bf2a6e2d8 in KNotification::sendEvent() () from /usr/lib/x86_64-linux-gnu/libKF5Notifications.so.5
#43 0x00007f6bd49deb55 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kded_ktp_integration_module.so
#44 0x00007f6bd49dfce6 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kded_ktp_integration_module.so
#45 0x00007f6bfc3da9c9 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#46 0x00007f6bfc3e86ab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#47 0x00007f6bfc3db6f3 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#48 0x00007f6bfa867b2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#49 0x00007f6bfa86d000 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#50 0x00007f6bfc3a9c2b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#51 0x00007f6bfc401ae5 in QTimerInfoList::activateTimers() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#52 0x00007f6bfc401f61 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#53 0x00007f6bf8fe7c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#54 0x00007f6bf8fe7f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#55 0x00007f6bf8fe7fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#56 0x00007f6bfc402c57 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#57 0x00007f6bfc3a73e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#58 0x00007f6bfc3af02c in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#59 0x00007f6bec397321 in kdemain () from /usr/lib/x86_64-linux-gnu/libkdeinit5_kded5.so
#60 0x0000000000408716 in ?? ()
#61 0x00000000004058e9 in main ()

Reported using DrKonqi