Bug 374609

Application: kgpg (16.11.90)

Qt Version: 5.7.1
Frameworks Version: 5.29.0
Operating System: Linux 4.4.36-8-default x86_64
Distribution: "openSUSE Leap 42.2"

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

kgpg crashes both on KDE startup and whenever I try to start it subesquently.

The crash can be reproduced every time.

-- Backtrace:
Application: KGpg (kgpg), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc3b1f938c0 (LWP 3436))]

Thread 4 (Thread 0x7fc381631700 (LWP 3445)):
#0  0x00007fc3abba049d in poll () from /lib64/libc.so.6
#1  0x00007fc3a5022314 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fc3a502242c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fc3ac6b29eb in QEventDispatcherGlib::processEvents (this=0x7fc37c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fc3ac6622db in QEventLoop::exec (this=this@entry=0x7fc381630d10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007fc3ac4a7fca in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#6  0x00007fc3ac4ac7f9 in QThreadPrivate::start (arg=0x2d03890) at thread/qthread_unix.cpp:368
#7  0x00007fc3a7bc9734 in start_thread () from /lib64/libpthread.so.0
#8  0x00007fc3abba8d3d in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7fc390a54700 (LWP 3440)):
#0  0x00007fc3abba049d in poll () from /lib64/libc.so.6
#1  0x00007fc3a5022314 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fc3a502242c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fc3ac6b29eb in QEventDispatcherGlib::processEvents (this=0x7fc3840008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fc3ac6622db in QEventLoop::exec (this=this@entry=0x7fc390a53ce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007fc3ac4a7fca in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#6  0x00007fc3acd24a25 in ?? () from /usr/lib64/libQt5DBus.so.5
#7  0x00007fc3ac4ac7f9 in QThreadPrivate::start (arg=0x7fc3acf8bd00) at thread/qthread_unix.cpp:368
#8  0x00007fc3a7bc9734 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fc3abba8d3d in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fc392fba700 (LWP 3438)):
#0  0x00007fc3abba049d in poll () from /lib64/libc.so.6
#1  0x00007fc3a6c963e2 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007fc3a6c97fcf in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007fc3954cf779 in ?? () from /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007fc3ac4ac7f9 in QThreadPrivate::start (arg=0x26aaaf0) at thread/qthread_unix.cpp:368
#5  0x00007fc3a7bc9734 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fc3abba8d3d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fc3b1f938c0 (LWP 3436)):
[KCrash Handler]
#6  std::__atomic_base<int>::load (__m=std::memory_order_relaxed, this=0x2800000001) at /usr/include/c++/4.8/bits/atomic_base.h:496
#7  QAtomicOps<int>::load<int> (_q_value=...) at /usr/include/qt5/QtCore/qatomic_cxx11.h:96
#8  QBasicAtomicInteger<int>::load (this=0x2800000001) at /usr/include/qt5/QtCore/qbasicatomic.h:116
#9  QtPrivate::RefCount::ref (this=0x2800000001) at /usr/include/qt5/QtCore/qrefcount.h:49
#10 QString::QString (other=..., this=0x2ccc258) at /usr/include/qt5/QtCore/qstring.h:890
#11 KgpgCore::KgpgKeySubPrivate::KgpgKeySubPrivate (this=0x2ccc220, id=..., size=<optimized out>, trust=..., algo=..., type=..., date=..., curve=...) at /usr/src/debug/kgpg-16.11.90/core/kgpgkey.cpp:55
#12 0x0000000000438aad in KgpgCore::KgpgKeySub::KgpgKeySub (this=0x7fff49042bf0, id=..., size=2048, trust=..., algo=..., type=..., date=..., curve=...) at /usr/src/debug/kgpg-16.11.90/core/kgpgkey.cpp:74
#13 0x00000000004ac57c in readPublicKeysProcess (p=..., readNode=readNode@entry=0x0) at /usr/src/debug/kgpg-16.11.90/kgpginterface.cpp:206
#14 0x00000000004aec60 in KgpgInterface::readPublicKeys (ids=...) at /usr/src/debug/kgpg-16.11.90/kgpginterface.cpp:302
#15 0x0000000000441de6 in KGpgRootNode::addKeys (this=0x2af3ce0, ids=...) at /usr/src/debug/kgpg-16.11.90/core/KGpgRootNode.cpp:70
#16 0x0000000000454d3c in KGpgItemModel::refreshAllKeys (this=0x2b0d700) at /usr/src/debug/kgpg-16.11.90/model/kgpgitemmodel.cpp:474
#17 0x0000000000489ca0 in KeysManager::refreshkey (this=0x2aab180) at /usr/src/debug/kgpg-16.11.90/keysmanager.cpp:2648
#18 0x00000000004e9fca in KeysManager::qt_static_metacall (_o=0x2aab180, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /usr/src/debug/kgpg-16.11.90/build/moc_keysmanager.cpp:431
#19 0x00007fc3ac68d726 in QObject::event (this=this@entry=0x2aab180, e=e@entry=0x2d01500) at kernel/qobject.cpp:1263
#20 0x00007fc3ad832abb in QWidget::event (this=this@entry=0x2aab180, event=event@entry=0x2d01500) at kernel/qwidget.cpp:9225
#21 0x00007fc3ad92958b in QMainWindow::event (this=this@entry=0x2aab180, event=event@entry=0x2d01500) at widgets/qmainwindow.cpp:1543
#22 0x00007fc3b01a1077 in KMainWindow::event (this=this@entry=0x2aab180, ev=ev@entry=0x2d01500) at /usr/src/debug/kxmlgui-5.29.0/src/kmainwindow.cpp:867
#23 0x00007fc3b01dcc75 in KXmlGuiWindow::event (this=0x2aab180, ev=0x2d01500) at /usr/src/debug/kxmlgui-5.29.0/src/kxmlguiwindow.cpp:118
#24 0x00007fc3ad7ef21c in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x2aab180, e=0x2d01500) at kernel/qapplication.cpp:3799
#25 0x00007fc3ad7f61a0 in QApplication::notify (this=0x7fff49043900, receiver=0x2aab180, e=0x2d01500) at kernel/qapplication.cpp:3556
#26 0x00007fc3ac664005 in QCoreApplication::notifyInternal2 (receiver=0x2aab180, event=event@entry=0x2d01500) at kernel/qcoreapplication.cpp:988
#27 0x00007fc3ac666063 in QCoreApplication::sendEvent (event=0x2d01500, receiver=<optimized out>) at kernel/qcoreapplication.h:231
#28 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x26764b0) at kernel/qcoreapplication.cpp:1649
#29 0x00007fc3ac6665a8 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1503
#30 0x00007fc3ac6b3183 in postEventSourceDispatch (s=0x26cfe60) at kernel/qeventdispatcher_glib.cpp:276
#31 0x00007fc3a5022134 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#32 0x00007fc3a5022388 in ?? () from /usr/lib64/libglib-2.0.so.0
#33 0x00007fc3a502242c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#34 0x00007fc3ac6b29cc in QEventDispatcherGlib::processEvents (this=0x26d1b70, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#35 0x00007fc3ac6622db in QEventLoop::exec (this=this@entry=0x7fff490435e0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#36 0x00007fc3ac66a0d6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1261
#37 0x0000000000435bc2 in main (argc=1, argv=<optimized out>) at /usr/src/debug/kgpg-16.11.90/main.cpp:84

Possible duplicates by query: bug 374587, bug 374509, bug 372712, bug 371410.

Reported using DrKonqi