Bug 366184

Summary:	Ktorrent crashes on scheduler enable
Product:	[Applications] ktorrent	Reporter:	cirdan52
Component:	general	Assignee:	Joris Guisson <joris.guisson>
Status:	RESOLVED DUPLICATE
Severity:	crash	Keywords:	drkonqi
Priority:	NOR
Version First Reported In:	5.0
Target Milestone:	---
Platform:	openSUSE
OS:	Linux
Latest Commit:		Version Fixed/Implemented In:
Sentry Crash Report:

Description cirdan52 2016-07-27 20:27:39 UTC

Application: ktorrent (5.0)

Qt Version: 5.5.1
Operating System: Linux 4.1.27-27-default x86_64
Distribution: "openSUSE Leap 42.1 (x86_64)"

-- Information about the crash:
Was selecting the scheduler plugin when clicked on the box it crashed

The crash can be reproduced every time.

-- Backtrace:
Application: KTorrent (ktorrent), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7faf4e8f5800 (LWP 6179))]

Thread 12 (Thread 0x7faf2ffff700 (LWP 6182)):
#0  0x00007faf48a4ebfd in poll () at /lib64/libc.so.6
#1  0x00007faf43c01e64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007faf43c01f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007faf49893d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007faf4983ad53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007faf4965c61a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007faf4966132f in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007faf445410a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007faf48a5702d in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7faf22f48700 (LWP 6183)):
#0  0x00007faf445453e8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007faf49662298 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007faf4965e4e6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007faf4966132f in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007faf445410a4 in start_thread () at /lib64/libpthread.so.0
#5  0x00007faf48a5702d in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7faf22747700 (LWP 6184)):
#0  0x00007faf445453e8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007faf49662298 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007faf4965e4e6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007faf4966132f in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007faf445410a4 in start_thread () at /lib64/libpthread.so.0
#5  0x00007faf48a5702d in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7faf21f46700 (LWP 6185)):
#0  0x00007faf445453e8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007faf49662298 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007faf4965e4e6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007faf4966132f in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007faf445410a4 in start_thread () at /lib64/libpthread.so.0
#5  0x00007faf48a5702d in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7faf21745700 (LWP 6186)):
#0  0x00007faf445453e8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007faf49662298 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007faf4965e4e6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007faf4966132f in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007faf445410a4 in start_thread () at /lib64/libpthread.so.0
#5  0x00007faf48a5702d in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7faf20f03700 (LWP 6187)):
#0  0x00007faf445453e8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007faf49662298 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007faf4965e4e6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007faf4966132f in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007faf445410a4 in start_thread () at /lib64/libpthread.so.0
#5  0x00007faf48a5702d in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7faf13fff700 (LWP 6188)):
#0  0x00007faf445453e8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007faf49662298 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007faf4965e4e6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007faf4966132f in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007faf445410a4 in start_thread () at /lib64/libpthread.so.0
#5  0x00007faf48a5702d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7faf137fe700 (LWP 6189)):
#0  0x00007faf445453e8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007faf49662298 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007faf4965e4e6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007faf4966132f in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007faf445410a4 in start_thread () at /lib64/libpthread.so.0
#5  0x00007faf48a5702d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7faf12ffd700 (LWP 6190)):
#0  0x00007faf445453e8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007faf49662298 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007faf4965e4e6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007faf4966132f in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007faf445410a4 in start_thread () at /lib64/libpthread.so.0
#5  0x00007faf48a5702d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7faf127fc700 (LWP 6191)):
#0  0x00007faf445453e8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007faf49662298 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007faf4965e4e6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007faf4966132f in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007faf445410a4 in start_thread () at /lib64/libpthread.so.0
#5  0x00007faf48a5702d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7faf11ffb700 (LWP 6192)):
#0  0x00007faf445453e8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007faf49662298 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007faf4965e4e6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007faf4966132f in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007faf445410a4 in start_thread () at /lib64/libpthread.so.0
#5  0x00007faf48a5702d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7faf4e8f5800 (LWP 6179)):
[KCrash Handler]
#6  0x0000000000000000 in  ()
#7  0x00007faf202901f4 in  () at /usr/lib64/qt5/plugins/ktorrent/ktorrent_bwscheduler.so
#8  0x00007faf20291655 in  () at /usr/lib64/qt5/plugins/ktorrent/ktorrent_bwscheduler.so
#9  0x00007faf20291e2b in  () at /usr/lib64/qt5/plugins/ktorrent/ktorrent_bwscheduler.so
#10 0x00007faf2028f34e in  () at /usr/lib64/qt5/plugins/ktorrent/ktorrent_bwscheduler.so
#11 0x00007faf202958fd in  () at /usr/lib64/qt5/plugins/ktorrent/ktorrent_bwscheduler.so
#12 0x00007faf2028dbd8 in  () at /usr/lib64/qt5/plugins/ktorrent/ktorrent_bwscheduler.so
#13 0x00007faf4e50cd01 in kt::PluginManager::load(KPluginInfo const&, int) () at /usr/lib64/libktcore.so.16
#14 0x00007faf4e50d1f7 in kt::PluginManager::loadPlugins() () at /usr/lib64/libktcore.so.16
#15 0x00007faf4986ccc6 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#16 0x00007faf48751d8f in KPluginSelector::changed(bool) () at /usr/lib64/libKF5KCMUtils.so.5
#17 0x00007faf4986c73f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#18 0x00007faf48751d0f in KPluginSelector::Private::PluginDelegate::changed(bool) () at /usr/lib64/libKF5KCMUtils.so.5
#19 0x00007faf4986c73f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#20 0x00007faf4b08c5e2 in QAbstractButton::clicked(bool) () at /usr/lib64/libQt5Widgets.so.5
#21 0x00007faf4ae01366 in  () at /usr/lib64/libQt5Widgets.so.5
#22 0x00007faf4ae01f9e in  () at /usr/lib64/libQt5Widgets.so.5
#23 0x00007faf4ae02114 in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () at /usr/lib64/libQt5Widgets.so.5
#24 0x00007faf4ad483a1 in QWidget::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#25 0x00007faf4ad07e7c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#26 0x00007faf4ad0d2cb in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#27 0x00007faf4983ce95 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#28 0x00007faf4ad0c191 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at /usr/lib64/libQt5Widgets.so.5
#29 0x00007faf4ad6113b in  () at /usr/lib64/libQt5Widgets.so.5
#30 0x00007faf4ad63353 in  () at /usr/lib64/libQt5Widgets.so.5
#31 0x00007faf4ad07e7c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#32 0x00007faf4ad0ccc8 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#33 0x00007faf4983ce95 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#34 0x00007faf4a575964 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at /usr/lib64/libQt5Gui.so.5
#35 0x00007faf4a577175 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib64/libQt5Gui.so.5
#36 0x00007faf4a55c268 in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Gui.so.5
#37 0x00007faf384bf200 in  () at /usr/lib64/libQt5XcbQpa.so.5
#38 0x00007faf43c01c84 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#39 0x00007faf43c01ed8 in  () at /usr/lib64/libglib-2.0.so.0
#40 0x00007faf43c01f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#41 0x00007faf49893d6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#42 0x00007faf4983ad53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#43 0x00007faf498428f6 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#44 0x000000000042d2aa in  ()
#45 0x00007faf48993b25 in __libc_start_main () at /lib64/libc.so.6
#46 0x000000000042e203 in _start ()

Reported using DrKonqi

Comment 1 cirdan52 2016-08-02 12:12:08 UTC

Changed to ktorrent 4.3.1 and that works so you can close this bug.

Comment 2 Christoph Feck 2017-01-23 02:40:06 UTC


*** This bug has been marked as a duplicate of bug 373553 ***