Application: lancelot (1.9.5)
KDE Platform Version: 4.14.3 (Compiled from sources)
Qt Version: 4.8.6
Operating System: Linux 3.16.7-7-desktop x86_64
Distribution: "openSUSE 13.2 (Harlequin) (x86_64)"

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

I tried to run the diagnostics of Comodo Antivirus on Lancelot. It did not work. Lancelot mentioned an error.

The crash can be reproduced every time.

-- Backtrace:
Application: Lancelot (lancelot), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc33e4a3800 (LWP 1648))]

Thread 2 (Thread 0x7fc316d8d700 (LWP 1650)):
#0  0x00007fc33a8053cd in poll () from /lib64/libc.so.6
#1  0x00007fc331fc3be4 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fc331fc3cec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fc33af880de in QEventDispatcherGlib::processEvents (this=0xc570a0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#4  0x00007fc33af59e6f in QEventLoop::processEvents (this=this@entry=0x7fc316d8cda0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fc33af5a165 in QEventLoop::exec (this=this@entry=0x7fc316d8cda0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fc33ae570bf in QThread::exec (this=this@entry=0xc55f60) at thread/qthread.cpp:538
#7  0x00007fc33af3b783 in QInotifyFileSystemWatcherEngine::run (this=0xc55f60) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007fc33ae5979f in QThreadPrivate::start (arg=0xc55f60) at thread/qthread_unix.cpp:349
#9  0x00007fc338eba0a4 in start_thread () from /lib64/libpthread.so.0
#10 0x00007fc33a80d7fd in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fc33e4a3800 (LWP 1648)):
[KCrash Handler]
#6  0x00007fc33d502be6 in Plasma::KineticScrolling::eventFilter (this=0xee3fa0, watched=<optimized out>, event=0x14e0180) at /usr/src/debug/kdeplasma-addons-4.14.3/libs/lancelot/widgets/kineticscroll.cpp:394
#7  0x00007fc33af5b416 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=this@entry=0x8c0600, receiver=receiver@entry=0x10d8210, event=event@entry=0x14e0180) at kernel/qcoreapplication.cpp:1063
#8  0x00007fc33b71d74c in QApplicationPrivate::notify_helper (this=this@entry=0x8c0600, receiver=receiver@entry=0x10d8210, e=e@entry=0x14e0180) at kernel/qapplication.cpp:4561
#9  0x00007fc33b723cad in QApplication::notify (this=this@entry=0x892560, receiver=receiver@entry=0x10d8210, e=e@entry=0x14e0180) at kernel/qapplication.cpp:4351
#10 0x00007fc33c8febaa in KApplication::notify (this=0x892560, receiver=0x10d8210, event=0x14e0180) at /usr/src/debug/kdelibs-4.14.3/kdeui/kernel/kapplication.cpp:311
#11 0x00007fc33af5b2ad in QCoreApplication::notifyInternal (this=0x892560, receiver=receiver@entry=0x10d8210, event=event@entry=0x14e0180) at kernel/qcoreapplication.cpp:953
#12 0x00007fc33af5e57d in sendEvent (event=0x14e0180, receiver=0x10d8210) at kernel/qcoreapplication.h:231
#13 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x84a930) at kernel/qcoreapplication.cpp:1577
#14 0x00007fc33af5ea23 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1470
#15 0x00007fc33af888fe in sendPostedEvents () at kernel/qcoreapplication.h:236
#16 postEventSourceDispatch (s=0x8a6b60) at kernel/qeventdispatcher_glib.cpp:300
#17 0x00007fc331fc3a04 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#18 0x00007fc331fc3c48 in ?? () from /usr/lib64/libglib-2.0.so.0
#19 0x00007fc331fc3cec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#20 0x00007fc33af880be in QEventDispatcherGlib::processEvents (this=0x850840, flags=...) at kernel/qeventdispatcher_glib.cpp:450
#21 0x00007fc33b7ba676 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#22 0x00007fc33af59e6f in QEventLoop::processEvents (this=this@entry=0x7fffd2507c60, flags=...) at kernel/qeventloop.cpp:149
#23 0x00007fc33af5a165 in QEventLoop::exec (this=this@entry=0x7fffd2507c60, flags=...) at kernel/qeventloop.cpp:204
#24 0x00007fc33af5f5b9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#25 0x00007fc33b71bf3c in QApplication::exec () at kernel/qapplication.cpp:3823
#26 0x000000000040d963 in LancelotApplication::main (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/kdeplasma-addons-4.14.3/applets/lancelot/application/LancelotApplication.cpp:113
#27 0x00007fc33a749b05 in __libc_start_main () from /lib64/libc.so.6
#28 0x000000000040d997 in _start () at ../sysdeps/x86_64/start.S:122

Possible duplicates by query: bug 328707.

Reported using DrKonqi