Bug 388157

Summary:	Plasma crash when select Send To Contact from QuickShare widget
Product:	[Plasma] plasmashell	Reporter:	Gregor Mi <codestruct>
Component:	general	Assignee:	David Edmundson <kde>
Status:	RESOLVED DUPLICATE
Severity:	crash	CC:	aleixpol, kde, notmart, plasma-bugs-null
Priority:	NOR	Keywords:	drkonqi
Version First Reported In:	5.11.3
Target Milestone:	1.0
Platform:	openSUSE
OS:	Linux
Latest Commit:		Version Fixed In:
Sentry Crash Report:

Description Gregor Mi 2017-12-22 19:53:10 UTC

Application: plasmashell (5.11.3)

Qt Version: 5.9.2
Frameworks Version: 5.40.0
Operating System: Linux 4.14.1-1-default x86_64
Distribution: "openSUSE Tumbleweed"

-- Information about the crash:
- What I was doing when the application crashed:
Click on the QuickShare widget, click on the right arrow on "Send to Contact..."

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ff96d445d80 (LWP 2325))]

Thread 11 (Thread 0x7ff87edf7700 (LWP 8507)):
#0  0x00007ff966a79f0b in poll () at /lib64/libc.so.6
#1  0x00007ff95d852831 in  () at /usr/lib64/libpulse.so.0
#2  0x00007ff95d8441f0 in pa_mainloop_poll () at /usr/lib64/libpulse.so.0
#3  0x00007ff95d844880 in pa_mainloop_iterate () at /usr/lib64/libpulse.so.0
#4  0x00007ff95d844910 in pa_mainloop_run () at /usr/lib64/libpulse.so.0
#5  0x00007ff95d852779 in  () at /usr/lib64/libpulse.so.0
#6  0x00007ff95c895438 in  () at /usr/lib64/pulseaudio/libpulsecommon-11.1.so
#7  0x00007ff966333558 in start_thread () at /lib64/libpthread.so.0
#8  0x00007ff966a846bf in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7ff89090f700 (LWP 8506)):
#0  0x00007ff961ab9714 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007ff961a7406e in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ff961a7425c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007ff9673a325b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff96734b73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff96717b1fa in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff96a2b2b05 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007ff96717fc0e in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007ff966333558 in start_thread () at /lib64/libpthread.so.0
#9  0x00007ff966a846bf in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7ff893eab700 (LWP 2855)):
#0  0x00007ff961ab9714 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007ff961a73ffd in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ff961a7425c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007ff9673a325b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff96734b73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff96717b1fa in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff896767f67 in KCupsConnection::run() () at /usr/lib64/libkcupslib.so
#7  0x00007ff96717fc0e in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007ff966333558 in start_thread () at /lib64/libpthread.so.0
#9  0x00007ff966a846bf in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7ff8ab0dc700 (LWP 2548)):
#0  0x00007ff961ab96f9 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007ff961a74248 in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ff9673a325b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#3  0x00007ff96734b73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff96717b1fa in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff96ae53d22 in  () at /usr/lib64/libQt5Quick.so.5
#6  0x00007ff96717fc0e in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007ff966333558 in start_thread () at /lib64/libpthread.so.0
#8  0x00007ff966a846bf in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7ff8b87f1700 (LWP 2473)):
#0  0x00007ff96633982d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff9405600db in  () at /usr/lib64/dri/nouveau_dri.so
#2  0x00007ff94055fff7 in  () at /usr/lib64/dri/nouveau_dri.so
#3  0x00007ff966333558 in start_thread () at /lib64/libpthread.so.0
#4  0x00007ff966a846bf in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7ff9431c1700 (LWP 2439)):
#0  0x00007ff96633982d in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff96cb2c554 in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007ff96cb2c599 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007ff966333558 in start_thread () at /lib64/libpthread.so.0
#4  0x00007ff966a846bf in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7ff94d594700 (LWP 2411)):
#0  0x00007ff967177c7f in QMutex::unlock() () at /usr/lib64/libQt5Core.so.5
#1  0x00007ff9673a319f in  () at /usr/lib64/libQt5Core.so.5
#2  0x00007ff961a73688 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#3  0x00007ff961a7407b in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007ff961a7425c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007ff9673a325b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff96734b73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7  0x00007ff96717b1fa in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007ff96a2b2b05 in  () at /usr/lib64/libQt5Qml.so.5
#9  0x00007ff96717fc0e in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007ff966333558 in start_thread () at /lib64/libpthread.so.0
#11 0x00007ff966a846bf in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7ff94f1e2700 (LWP 2388)):
#0  0x00007ff966a79f0b in poll () at /lib64/libc.so.6
#1  0x00007ff961a74149 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ff961a7425c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007ff9673a325b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff96734b73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff96717b1fa in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff96a2b2b05 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007ff96717fc0e in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007ff966333558 in start_thread () at /lib64/libpthread.so.0
#9  0x00007ff966a846bf in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7ff954d40700 (LWP 2350)):
#0  0x00007ff966a79f0b in poll () at /lib64/libc.so.6
#1  0x00007ff961a74149 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ff961a7425c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007ff9673a325b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff96734b73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff96717b1fa in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff967822a45 in  () at /usr/lib64/libQt5DBus.so.5
#7  0x00007ff96717fc0e in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007ff966333558 in start_thread () at /lib64/libpthread.so.0
#9  0x00007ff966a846bf in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7ff9572ca700 (LWP 2337)):
#0  0x00007ff966a79f0b in poll () at /lib64/libc.so.6
#1  0x00007ff96ba4c387 in  () at /usr/lib64/libxcb.so.1
#2  0x00007ff96ba4e17a in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007ff959c6a579 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007ff96717fc0e in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff966333558 in start_thread () at /lib64/libpthread.so.0
#6  0x00007ff966a846bf in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7ff96d445d80 (LWP 2325)):
[KCrash Handler]
#6  0x00007ff89a2aa63e in  () at /usr/lib64/libKF5Purpose.so.5
#7  0x00007ff96737a73c in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#8  0x00007ff9672cd56b in QProcess::stateChanged(QProcess::ProcessState, QProcess::QPrivateSignal) () at /usr/lib64/libQt5Core.so.5
#9  0x00007ff9672cec4d in QProcess::setProcessState(QProcess::ProcessState) () at /usr/lib64/libQt5Core.so.5
#10 0x00007ff9672cec74 in  () at /usr/lib64/libQt5Core.so.5
#11 0x00007ff9672d3dce in  () at /usr/lib64/libQt5Core.so.5
#12 0x00007ff9672d8a59 in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007ff9672cebdd in QProcess::waitForFinished(int) () at /usr/lib64/libQt5Core.so.5
#14 0x00007ff9672cf28a in QProcess::~QProcess() () at /usr/lib64/libQt5Core.so.5
#15 0x00007ff9672cf2f9 in QProcess::~QProcess() () at /usr/lib64/libQt5Core.so.5
#16 0x00007ff89a2ab1ec in  () at /usr/lib64/libKF5Purpose.so.5
#17 0x00007ff89a2ab2d9 in  () at /usr/lib64/libKF5Purpose.so.5
#18 0x00007ff96737840b in QObjectPrivate::deleteChildren() () at /usr/lib64/libQt5Core.so.5
#19 0x00007ff96738176b in QObject::~QObject() () at /usr/lib64/libQt5Core.so.5
#20 0x00007ff89a2a77a9 in Purpose::Configuration::~Configuration() () at /usr/lib64/libKF5Purpose.so.5
#21 0x00007ff96737b048 in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#22 0x00007ff968351afc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#23 0x00007ff968358eb4 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#24 0x00007ff96734d128 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#25 0x00007ff96734f715 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#26 0x00007ff9673a3bc3 in  () at /usr/lib64/libQt5Core.so.5
#27 0x00007ff961a73f97 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#28 0x00007ff961a741d0 in  () at /usr/lib64/libglib-2.0.so.0
#29 0x00007ff961a7425c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#30 0x00007ff9673a323f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#31 0x00007ff96734b73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#32 0x00007ff967353fc4 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#33 0x0000564d1daeff0c in  ()
#34 0x00007ff9669acf4a in __libc_start_main () at /lib64/libc.so.6
#35 0x0000564d1daf02aa in _start ()

Reported using DrKonqi

Comment 1 Kai Uwe Broulik 2018-01-02 14:40:50 UTC

QProcess::waitForFinished looks fishy

Comment 2 Marco Martin 2018-01-04 17:17:29 UTC

seems purpose related

Comment 3 Christoph Feck 2018-01-10 22:27:05 UTC


*** This bug has been marked as a duplicate of bug 375269 ***