Bug 356787

Application: akonadi_kalarm_resource (4.89.0)

Qt Version: 5.4.2
Operating System: Linux 4.2.0-19-generic x86_64
Distribution: Ubuntu 15.10

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

Yakuake and two PuTTY sessions open. Typing in one PuTTY session, command line editing "^H r-arrow r-arrow rarrow" when crash info appeared.

-- Backtrace:
Application: Akonadi Resource (akonadi_kalarm_resource), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8cba67a840 (LWP 4355))]

Thread 2 (Thread 0x7f8cb8257700 (LWP 4360)):
#0  0x00007f8cca50e8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f8cc27edbd2 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f8cc27ef74f in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f8cba1ada39 in QXcbEventReader::run() (this=0x24a0e50) at qxcbconnection.cpp:1105
#4  0x00007f8ccae182be in QThreadPrivate::start(void*) (arg=0x24a0e50) at thread/qthread_unix.cpp:337
#5  0x00007f8cc56646aa in start_thread (arg=0x7f8cb8257700) at pthread_create.c:333
#6  0x00007f8cca519eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f8cba67a840 (LWP 4355)):
[KCrash Handler]
#6  0x000000000041f257 in KAlarmResource::writeToFile(QString const&) ()
#7  0x0000000000414861 in Akonadi::SingleFileResource<Akonadi_KAlarm_Resource::Settings>::writeFile(bool) ()
#8  0x00007f8ccd7a754d in  () at /usr/lib/x86_64-linux-gnu/libakonadi-singlefileresource.so.5
#9  0x00007f8ccb002c02 in QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const (this=this@entry=0x7ffd3e28ccb8, object=object@entry=0x24dd3d0, connectionType=Qt::DirectConnection, connectionType@entry=1042861376, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:2183
#10 0x00007f8ccb007d2d in QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) (obj=0x24dd3d0, member=0x2586538 "writeFile", type=1042861376, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1478
#11 0x00007f8ccd56eae1 in  () at /usr/lib/x86_64-linux-gnu/libKF5AkonadiAgentBase.so.5
#12 0x00007f8ccd56f435 in  () at /usr/lib/x86_64-linux-gnu/libKF5AkonadiAgentBase.so.5
#13 0x00007f8ccb029651 in QObject::event(QEvent*) (this=0x2558510, e=<optimized out>) at kernel/qobject.cpp:1245
#14 0x00007f8ccc003b8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=this@entry=0x2488a50, receiver=receiver@entry=0x2558510, e=e@entry=0x25395f0) at kernel/qapplication.cpp:3720
#15 0x00007f8ccc009230 in QApplication::notify(QObject*, QEvent*) (this=0x7ffd3e28d790, receiver=0x2558510, e=0x25395f0) at kernel/qapplication.cpp:3503
#16 0x00007f8ccaff7f1b in QCoreApplication::notifyInternal(QObject*, QEvent*) (this=0x7ffd3e28d790, receiver=0x2558510, event=event@entry=0x25395f0) at kernel/qcoreapplication.cpp:935
#17 0x00007f8ccaffa057 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (event=0x25395f0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#18 0x00007f8ccaffa057 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x247fac0) at kernel/qcoreapplication.cpp:1552
#19 0x00007f8ccaffa588 in QCoreApplication::sendPostedEvents(QObject*, int) (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1410
#20 0x00007f8ccb04ee73 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer) (s=0x24c8c70) at kernel/qeventdispatcher_glib.cpp:271
#21 0x00007f8cc5144ff7 in g_main_context_dispatch (context=0x7f8cb00016f0) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3154
#22 0x00007f8cc5144ff7 in g_main_context_dispatch (context=context@entry=0x7f8cb00016f0) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3769
#23 0x00007f8cc5145250 in g_main_context_iterate (context=context@entry=0x7f8cb00016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3840
#24 0x00007f8cc51452fc in g_main_context_iteration (context=0x7f8cb00016f0, may_block=may_block@entry=1) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3901
#25 0x00007f8ccb04f27f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x24bc880, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#26 0x00007f8ccaff575a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffd3e28d700, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#27 0x00007f8ccaffd2cc in QCoreApplication::exec() () at kernel/qcoreapplication.cpp:1188
#28 0x00007f8ccd55b21a in Akonadi::ResourceBase::init(Akonadi::ResourceBase*) () at /usr/lib/x86_64-linux-gnu/libKF5AkonadiAgentBase.so.5
#29 0x00000000004209c8 in int Akonadi::ResourceBase::init<KAlarmResource>(int, char**) ()
#30 0x00007f8cca433a40 in __libc_start_main (main=0x411b40 <main>, argc=3, argv=0x7ffd3e28d8b8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd3e28d8a8) at libc-start.c:289
#31 0x0000000000411b79 in _start ()

Reported using DrKonqi