Bug 225924

Summary: Crash when file transfer (receiving from remote device) is finished
Product: [Unmaintained] kbluetooth Reporter: Jaroslav Reznik <jreznik>
Component: generalAssignee: Alex Fiestas <afiestas>
Status: RESOLVED FIXED    
Severity: crash CC: mail, rdieter
Priority: NOR    
Version: unspecified   
Target Milestone: ---   
Platform: Unlisted Binaries   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Jaroslav Reznik 2010-02-08 16:53:50 UTC
Application that crashed: kbluetooth
Version of the application: 0.4
KDE Version: 4.3.5 (KDE 4.3.5)
Qt Version: 4.6.0
Operating System: Linux 2.6.31.9-174.fc12.x86_64 x86_64

What I was doing when the application crashed:
KBluetooth crashes after receiving file.

Steps to reproduce:
1. make your computer discoverbale
2. send some file to your computer from remote device
3. accept it

Actual result:
When receiving finishes, crash occures. File is transfered completely.

Expected result:
No crash ;-)

 -- Backtrace:
Application: KBluetooth (kbluetooth), signal: Segmentation fault
82	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[KCrash Handler]
#5  QMetaObject::activate (sender=0xeefa50, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fff493a3630) at kernel/qobject.cpp:3231
#6  0x00007fc1f62de602 in KJob::result(KJob*) () from /usr/lib64/libkdecore.so.5
#7  0x00007fc1f62de99f in KJob::emitResult() () from /usr/lib64/libkdecore.so.5
#8  0x0000000000428a40 in ObexServerSession::disconnect (this=0xead1b0) at /home/jreznik/test/kbluetooth-0.4/src/obexserver/obexserversession.cpp:68
#9  0x000000000040e7e5 in KBlueTray::slotServerSessionRemoved (this=0x7fff493a4660) at /home/jreznik/test/kbluetooth-0.4/src/trayicon.cpp:729
#10 0x000000000040db90 in KBlueTray::qt_metacall (this=0x7fff493a4660, _c=InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff493a38d0)
    at /home/jreznik/test/kbluetooth-0.4/build/src/moc_trayicon.cpp:173
#11 0x0000003b70d783b3 in QMetaObject::activate (sender=0xeb2620, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fff493a38d0) at kernel/qobject.cpp:3282
#12 0x000000000040c753 in ObexServer::sessionRemoved (this=<value optimized out>, _t1=<value optimized out>) at /home/jreznik/test/kbluetooth-0.4/build/src/moc_obexserver.cpp:163
#13 0x000000000042510b in ObexServer::slotSessionRemoved (this=0xeb2620, path=...) at /home/jreznik/test/kbluetooth-0.4/src/obexserver/obexserver.cpp:176
#14 0x000000000040d467 in ObexServer::qt_metacall (this=0xeb2620, _c=<value optimized out>, _id=<value optimized out>, _a=0x7fff493a3c10)
    at /home/jreznik/test/kbluetooth-0.4/build/src/moc_obexserver.cpp:113
#15 0x0000003b75c24dce in QDBusConnectionPrivate::deliverCall (this=<value optimized out>, object=<value optimized out>, msg=<value optimized out>, metaTypes=..., slotIdx=<value optimized out>)
    at qdbusintegrator.cpp:904
#16 0x0000003b75c2ce7f in QDBusCallDeliveryEvent::placeMetaCall (this=0x6fe269c70000000b, object=<value optimized out>) at qdbusintegrator_p.h:101
#17 0x0000003b70d75311 in QObject::event (this=0xeb2620, e=0xfc1e70) at kernel/qobject.cpp:1248
#18 0x0000003b727ab92c in QApplicationPrivate::notify_helper (this=0xca2180, receiver=0xeb2620, e=0xfc1e70) at kernel/qapplication.cpp:4242
#19 0x0000003b727b1ed5 in QApplication::notify (this=<value optimized out>, receiver=0xeb2620, e=0xfc1e70) at kernel/qapplication.cpp:4125
#20 0x00007fc1f72128e6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#21 0x0000003b70d6558c in QCoreApplication::notifyInternal (this=0x7fff493a47f0, receiver=0xeb2620, event=0xfc1e70) at kernel/qcoreapplication.cpp:704
#22 0x0000003b70d66407 in sendEvent (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.h:215
#23 QCoreApplicationPrivate::sendPostedEvents (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.cpp:1345
#24 0x0000003b70d8ee03 in sendPostedEvents () at kernel/qcoreapplication.h:220
#25 postEventSourceDispatch () at kernel/qeventdispatcher_glib.cpp:276
#26 0x0000003b6b03922e in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#27 0x0000003b6b03cc18 in ?? () from /lib64/libglib-2.0.so.0
#28 0x0000003b6b03cd3a in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#29 0x0000003b70d8e943 in QEventDispatcherGlib::processEvents (this=0xc7dbb0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:407
#30 0x0000003b72857d5e in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#31 0x0000003b70d63ec2 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#32 0x0000003b70d6429c in QEventLoop::exec (this=0x7fff493a45c0, flags=...) at kernel/qeventloop.cpp:201
#33 0x0000003b70d666b9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#34 0x000000000040e621 in main (argc=<value optimized out>, argv=<value optimized out>) at /home/jreznik/test/kbluetooth-0.4/src/main.cpp:71

Reported using DrKonqi
Comment 1 Alex Fiestas 2010-02-09 19:42:52 UTC
SVN commit 1087893 by afiestas:

KBluetooth is a mess, so we can not use KJob autodelete magic.

BUG: 225924
BUG: 223589
BUG: 220145

 M  +1 -0      obexserversession.cpp  
 M  +1 -0      obexserversessionfiletransfer.cpp  


WebSVN link: http://websvn.kde.org/?view=rev&revision=1087893
Comment 2 Jaroslav Reznik 2010-02-10 12:53:02 UTC
Hi Alex,
thanks for quick fix! It's working properly now.
Comment 3 Nicolas L. 2010-05-27 11:21:16 UTC
*** Bug 238990 has been marked as a duplicate of this bug. ***