[kde] [Bug 372497] New: plasma-discover crashes while in background

Erik I bugzilla_noreply at kde.org
Tue Nov 15 08:57:22 GMT 2016 

https://bugs.kde.org/show_bug.cgi?id=372497

            Bug ID: 372497
           Summary: plasma-discover crashes while in background
           Product: kde
           Version: unspecified
          Platform: unspecified
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: unassigned-bugs at kde.org
          Reporter: erik.itland at gmail.com
  Target Milestone: ---

Application: plasma-discover (5.8.3)

Qt Version: 5.7.0
Frameworks Version: 5.27.0
Operating System: Linux 4.4.0-47-generic x86_64
Distribution: KDE neon User Edition 5.8

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

Installing Netbeans on a clean (just installed Neon and only updates + JDK
IIRC)

-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f565c2348c0 (LWP 1628))]

Thread 7 (Thread 0x7f5623fb5700 (LWP 1644)):
#0  0x00007f5658b0fb5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f56545b339c in g_main_context_iterate (priority=2147483647, n_fds=1,
fds=0x7f561c04ec60, timeout=<optimized out>, context=0x7f561c000990) at
/build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:4135
#2  0x00007f56545b339c in g_main_context_iterate
(context=context at entry=0x7f561c000990, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at
/build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:3835
#3  0x00007f56545b34ac in g_main_context_iteration (context=0x7f561c000990,
may_block=1) at /build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:3901
#4  0x00007f565974323b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f56596edcea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f5659512fb4 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f5659517b98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f565645a70a in start_thread (arg=0x7f5623fb5700) at
pthread_create.c:333
#9  0x00007f5658b1b82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f5639a99700 (LWP 1633)):
#0  0x00007fff539b6ab0 in clock_gettime ()
#1  0x00007f5658b29c86 in __GI___clock_gettime (clock_id=1, tp=0x7f5639a98a60)
at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f56595bd1c1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f5659740eb9 in QTimerInfoList::updateCurrentTime() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f5659741425 in QTimerInfoList::timerWait(timespec&) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f56597427ee in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f56545b292d in g_main_context_prepare
(context=context at entry=0x7f5628000990, priority=priority at entry=0x7f5639a98bc0)
at /build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:3442
#7  0x00007f56545b32cb in g_main_context_iterate
(context=context at entry=0x7f5628000990, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at
/build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:3820
#8  0x00007f56545b34ac in g_main_context_iteration (context=0x7f5628000990,
may_block=1) at /build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:3901
#9  0x00007f565974323b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f56596edcea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f5659512fb4 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f5659517b98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f565645a70a in start_thread (arg=0x7f5639a99700) at
pthread_create.c:333
#14 0x00007f5658b1b82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f563a29b700 (LWP 1632)):
#0  0x00007f5658b0fb5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f56545b339c in g_main_context_iterate (priority=2147483647, n_fds=1,
fds=0x7f563007e5e0, timeout=<optimized out>, context=0x7f5630000990) at
/build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:4135
#2  0x00007f56545b339c in g_main_context_iterate
(context=context at entry=0x7f5630000990, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at
/build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:3835
#3  0x00007f56545b34ac in g_main_context_iteration (context=0x7f5630000990,
may_block=1) at /build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:3901
#4  0x00007f565974323b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f56596edcea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f5659512fb4 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f565bae7aa6 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f5659517b98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f565645a70a in start_thread (arg=0x7f563a29b700) at
pthread_create.c:333
#10 0x00007f5658b1b82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f5641763700 (LWP 1631)):
#0  0x00007f5658b0b69d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f56545f6740 in g_wakeup_acknowledge (__nbytes=16,
__buf=0x7f5641762ad0, __fd=<optimized out>) at
/usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2  0x00007f56545f6740 in g_wakeup_acknowledge (wakeup=0x7f563c0025a0) at
/build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gwakeup.c:210
#3  0x00007f56545b2e84 in g_main_context_check
(context=context at entry=0x7f5634000990, max_priority=2147483647,
fds=fds at entry=0x7f5634002e70, n_fds=n_fds at entry=1) at
/build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:3632
#4  0x00007f56545b3340 in g_main_context_iterate
(context=context at entry=0x7f5634000990, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at
/build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:3837
#5  0x00007f56545b34ac in g_main_context_iteration (context=0x7f5634000990,
may_block=1) at /build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:3901
#6  0x00007f565974323b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f56596edcea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f5659512fb4 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f5659e9a675 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f5659517b98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f565645a70a in start_thread (arg=0x7f5641763700) at
pthread_create.c:333
#12 0x00007f5658b1b82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f5642974700 (LWP 1630)):
#0  0x00007f565950f3c9 in QMutex::unlock() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f56597429a1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f56545b292d in g_main_context_prepare
(context=context at entry=0x7f563c000990, priority=priority at entry=0x7f5642973b90)
at /build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:3442
#3  0x00007f56545b32cb in g_main_context_iterate
(context=context at entry=0x7f563c000990, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at
/build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:3820
#4  0x00007f56545b34ac in g_main_context_iteration (context=0x7f563c000990,
may_block=1) at /build/glib2.0-7IO_Yw/glib2.0-2.48.1/./glib/gmain.c:3901
#5  0x00007f565974323b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f56596edcea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f5659512fb4 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f565c3797a5 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f5659517b98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f565645a70a in start_thread (arg=0x7f5642974700) at
pthread_create.c:333
#11 0x00007f5658b1b82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f564af06700 (LWP 1629)):
#0  0x00007f5658b0fb5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f5654148c62 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f565414a8d7 in xcb_wait_for_event () at
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f564d45da39 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f5659517b98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f565645a70a in start_thread (arg=0x7f564af06700) at
pthread_create.c:333
#6  0x00007f5658b1b82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f565c2348c0 (LWP 1628)):
[KCrash Handler]
#6  0x00007f562731f1b7 in as_provided_get_items () at
/usr/lib/x86_64-linux-gnu/libappstream.so.4
#7  0x00007f562754c18b in AppStream::Provided::items() const () at
/usr/lib/x86_64-linux-gnu/libAppStreamQt.so.2
#8  0x00007f56279bad10 in  () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/discover/packagekit-backend.so
#9  0x00007f56279bada2 in  () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/discover/packagekit-backend.so
#10 0x00007f56279baf85 in  () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/discover/packagekit-backend.so
#11 0x00007f565b7c7393 in  () at
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#12 0x00007f565b7c9a8b in AbstractResource::qt_metacall(QMetaObject::Call, int,
void**) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#13 0x00007f56279c8655 in  () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/discover/packagekit-backend.so
#14 0x00007f5659de636e in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#15 0x00007f5659de6995 in
QV4::QObjectWrapper::getProperty(QV4::ExecutionEngine*, QObject*,
QQmlPropertyData*, bool) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f5659de71ba in QV4::QObjectWrapper::getQmlProperty(QQmlContextData*,
QV4::String*, QV4::QObjectWrapper::RevisionMode, bool*, bool) const () at
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#17 0x00007f5659df8ece in QV4::Runtime::getProperty(QV4::ExecutionEngine*,
QV4::Value const&, int) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#18 0x00007f564015ea5a in  ()
#19 0x00007fff5397fbc0 in  ()
#20 0x0000010000000002 in  ()
#21 0x0000000000000000 in  ()

Reported using DrKonqi

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