Bug 399700

Summary: Discover crash when searching for "flatpack"
Product: [Applications] Discover Reporter: tomekK <kazama39>
Component: discoverAssignee: Aleix Pol <aleixpol>
Status: RESOLVED DUPLICATE    
Severity: crash Keywords: drkonqi
Priority: NOR    
Version: 5.14.0   
Target Milestone: ---   
Platform: Neon   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description tomekK 2018-10-12 09:50:23 UTC 
Application: plasma-discover (5.14.0)

Qt Version: 5.11.1
Frameworks Version: 5.50.0
Operating System: Linux 4.15.0-36-generic x86_64
Distribution: KDE neon User Edition 5.14

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

input "flatpack" into search field and click search icon, app crashes everytime

The crash can be reproduced every time.

-- Backtrace:
Application: Odkrywca (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fdb35dc5c80 (LWP 21722))]

Thread 12 (Thread 0x7fdae5047700 (LWP 21862)):
#0  0x00007fdb31c81822 in timerSourcePrepareHelper (timeout=0x7fdae5046bd4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:133
#1  timerSourcePrepare (source=<optimized out>, timeout=0x7fdae5046bd4) at kernel/qeventdispatcher_glib.cpp:165
#2  0x00007fdb2b8b4998 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fdb2b8b536b in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fdb2b8b554c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fdb31c81a9b in QEventDispatcherGlib::processEvents (this=0x7fdad8000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007fdb31c25dea in QEventLoop::exec (this=this@entry=0x7fdae5046da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#7  0x00007fdb31a50b8a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:525
#8  0x00007fdb31a5baab in QThreadPrivate::start (arg=0x5622af3ff3a0) at thread/qthread_unix.cpp:367
#9  0x00007fdb2da516db in start_thread (arg=0x7fdae5047700) at pthread_create.c:463
#10 0x00007fdb3135388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fdaeecbf700 (LWP 21857)):
#0  0x00007fdb313420b4 in __GI___libc_read (fd=23, buf=0x7fdaeecbeb90, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007fdb2b8f9a00 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fdb2b8b4f27 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fdb2b8b53e0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fdb2b8b554c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fdb31c81a9b in QEventDispatcherGlib::processEvents (this=0x7fdae0000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007fdb31c25dea in QEventLoop::exec (this=this@entry=0x7fdaeecbeda0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#7  0x00007fdb31a50b8a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:525
#8  0x00007fdb31a5baab in QThreadPrivate::start (arg=0x7fdb040ea7f0) at thread/qthread_unix.cpp:367
#9  0x00007fdb2da516db in start_thread (arg=0x7fdaeecbf700) at pthread_create.c:463
#10 0x00007fdb3135388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fdae5a71700 (LWP 21741)):
#0  0x00007fdb2b8fad94 in g_mutex_unlock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fdb2b8b5556 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fdb31c81a9b in QEventDispatcherGlib::processEvents (this=0x7fdad4000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#3  0x00007fdb31c25dea in QEventLoop::exec (this=this@entry=0x7fdae5a70da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#4  0x00007fdb31a50b8a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:525
#5  0x00007fdb31a5baab in QThreadPrivate::start (arg=0x7fdae803a550) at thread/qthread_unix.cpp:367
#6  0x00007fdb2da516db in start_thread (arg=0x7fdae5a71700) at pthread_create.c:463
#7  0x00007fdb3135388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fdaef4c0700 (LWP 21730)):
#0  0x00007fdb313420b4 in __GI___libc_read (fd=22, buf=0x7fdaef4bfb90, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007fdb2b8f9a00 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fdb2b8b4f27 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fdb2b8b53e0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fdb2b8b554c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fdb31c81a9b in QEventDispatcherGlib::processEvents (this=0x7fdae8000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007fdb31c25dea in QEventLoop::exec (this=this@entry=0x7fdaef4bfda0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#7  0x00007fdb31a50b8a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:525
#8  0x00007fdb31a5baab in QThreadPrivate::start (arg=0x5622a95377b0) at thread/qthread_unix.cpp:367
#9  0x00007fdb2da516db in start_thread (arg=0x7fdaef4c0700) at pthread_create.c:463
#10 0x00007fdb3135388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fdafcc47700 (LWP 21729)):
#0  0x00007fdb2b8b4d62 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fdb2b8b53e0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fdb2b8b554c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fdb31c81a9b in QEventDispatcherGlib::processEvents (this=0x7fdaf4000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fdb31c25dea in QEventLoop::exec (this=this@entry=0x7fdafcc46da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#5  0x00007fdb31a50b8a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:525
#6  0x00007fdb31a5baab in QThreadPrivate::start (arg=0x5622a95c0660) at thread/qthread_unix.cpp:367
#7  0x00007fdb2da516db in start_thread (arg=0x7fdafcc47700) at pthread_create.c:463
#8  0x00007fdb3135388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fdafdd05700 (LWP 21728)):
#0  0x00007fdb2b8b4b62 in g_main_context_query () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fdb2b8b53b7 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fdb2b8b57d2 in g_main_loop_run () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fdb00a09f66 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fdb2b8dce85 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fdb2da516db in start_thread (arg=0x7fdafdd05700) at pthread_create.c:463
#6  0x00007fdb3135388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fdafe506700 (LWP 21727)):
#0  0x00007fdb31346bf9 in __GI___poll (fds=0x5622a94ee000, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fdb2b8b5439 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fdb2b8b554c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fdb2b8b5591 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fdb2b8dce85 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fdb2da516db in start_thread (arg=0x7fdafe506700) at pthread_create.c:463
#6  0x00007fdb3135388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fdb0a025700 (LWP 21726)):
#0  0x00007fff4ff53c41 in clock_gettime ()
#1  0x00007fdb31362ea6 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7fdb0a024aa0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007fdb31c813a1 in qt_clock_gettime (ts=0x7fdb0a024aa0, clock=<optimized out>) at kernel/qelapsedtimer_unix.cpp:111
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166
#4  qt_gettime () at kernel/qelapsedtimer_unix.cpp:175
#5  0x00007fdb31c7fbd9 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7fdb04004cf0) at kernel/qtimerinfo_unix.cpp:91
#6  0x00007fdb31c801b5 in QTimerInfoList::timerWait (this=0x7fdb04004cf0, tm=...) at kernel/qtimerinfo_unix.cpp:388
#7  0x00007fdb31c817fe in timerSourcePrepareHelper (timeout=0x7fdb0a024b64, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:132
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7fdb0a024b64) at kernel/qeventdispatcher_glib.cpp:165
#9  0x00007fdb2b8b4998 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fdb2b8b536b in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fdb2b8b554c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fdb31c81a9b in QEventDispatcherGlib::processEvents (this=0x7fdb04000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#13 0x00007fdb31c25dea in QEventLoop::exec (this=this@entry=0x7fdb0a024d30, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#14 0x00007fdb31a50b8a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:525
#15 0x00007fdb34e4c906 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007fdb31a5baab in QThreadPrivate::start (arg=0x5622a93ef340) at thread/qthread_unix.cpp:367
#17 0x00007fdb2da516db in start_thread (arg=0x7fdb0a025700) at pthread_create.c:463
#18 0x00007fdb3135388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fdb198fe700 (LWP 21725)):
#0  0x00007fdb2b8b2346 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fdb2b8b4d62 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fdb2b8b53e0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fdb2b8b554c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fdb31c81a9b in QEventDispatcherGlib::processEvents (this=0x7fdb0c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007fdb31c25dea in QEventLoop::exec (this=this@entry=0x7fdb198fdd80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#6  0x00007fdb31a50b8a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:525
#7  0x00007fdb325f58b5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fdb31a5baab in QThreadPrivate::start (arg=0x5622a7a76100) at thread/qthread_unix.cpp:367
#9  0x00007fdb2da516db in start_thread (arg=0x7fdb198fe700) at pthread_create.c:463
#10 0x00007fdb3135388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fdb1ab0f700 (LWP 21724)):
#0  0x00007fdb31346bf9 in __GI___poll (fds=0x7fdb14018ec0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fdb2b8b5439 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fdb2b8b554c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fdb31c81a9b in QEventDispatcherGlib::processEvents (this=0x7fdb14000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fdb31c25dea in QEventLoop::exec (this=this@entry=0x7fdb1ab0ed70, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#5  0x00007fdb31a50b8a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:525
#6  0x00007fdb3394ee45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fdb31a5baab in QThreadPrivate::start (arg=0x7fdb33bc6d60) at thread/qthread_unix.cpp:367
#8  0x00007fdb2da516db in start_thread (arg=0x7fdb1ab0f700) at pthread_create.c:463
#9  0x00007fdb3135388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fdb23386700 (LWP 21723)):
#0  0x00007fdb31346bf9 in __GI___poll (fds=0x7fdb23385ca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fdb2b64c747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fdb2b64e36a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fdb26347129 in QXcbEventReader::run (this=0x5622a79c3400) at qxcbconnection.cpp:1388
#4  0x00007fdb31a5baab in QThreadPrivate::start (arg=0x5622a79c3400) at thread/qthread_unix.cpp:367
#5  0x00007fdb2da516db in start_thread (arg=0x7fdb23386700) at pthread_create.c:463
#6  0x00007fdb3135388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fdb35dc5c80 (LWP 21722)):
[KCrash Handler]
#6  0x00007fdb21412e7c in QQuickMenuPrivate::setParentMenu(QQuickMenu*) () from /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5
#7  0x00007fdb214145cb in QQuickMenuPrivate::removeItem(int, QQuickItem*) () from /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5
#8  0x00007fdb34f0cd26 in QQuickItemPrivate::itemChange(QQuickItem::ItemChange, QQuickItem::ItemChangeData const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9  0x00007fdb34f13157 in QQuickItem::setParentItem(QQuickItem*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007fdb34f14a6c in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007fdb34f14d59 in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007fdb31c546ab in QObjectPrivate::deleteChildren (this=this@entry=0x5622a800f090) at kernel/qobject.cpp:1997
#13 0x00007fdb31c5e14b in QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:1025
#14 0x00007fdb34f14b7b in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#15 0x00007fdb34f31e15 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007fdb31c546ab in QObjectPrivate::deleteChildren (this=this@entry=0x5622af6eee80) at kernel/qobject.cpp:1997
#17 0x00007fdb31c5e14b in QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:1025
#18 0x00007fdb118b725d in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/Templates.2/libqtquicktemplates2plugin.so
#19 0x00007fdb31c546ab in QObjectPrivate::deleteChildren (this=this@entry=0x5622a95f3c40) at kernel/qobject.cpp:1997
#20 0x00007fdb31c5e14b in QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:1025
#21 0x00007fdb34f14b7b in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#22 0x00007fdb34f32065 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#23 0x00007fdb31c546ab in QObjectPrivate::deleteChildren (this=this@entry=0x5622ac779f00) at kernel/qobject.cpp:1997
#24 0x00007fdb31c5e14b in QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:1025
#25 0x00007fdb34f14b7b in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#26 0x00007fdb34f316c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#27 0x00007fdb31c57660 in QObject::event (this=0x5622aedaf460, e=<optimized out>) at kernel/qobject.cpp:1242
#28 0x00007fdb34f11aeb in QQuickItem::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#29 0x00007fdb3323ee8c in QApplicationPrivate::notify_helper (this=this@entry=0x5622a79c9520, receiver=receiver@entry=0x5622aedaf460, e=e@entry=0x5622ac0b67f0) at kernel/qapplication.cpp:3727
#30 0x00007fdb3324645f in QApplication::notify (this=0x7fff4fefe8f0, receiver=0x5622aedaf460, e=0x5622ac0b67f0) at kernel/qapplication.cpp:3486
#31 0x00007fdb31c27ab8 in QCoreApplication::notifyInternal2 (receiver=0x5622aedaf460, event=event@entry=0x5622ac0b67f0) at kernel/qcoreapplication.cpp:1048
#32 0x00007fdb31c2a5fd in QCoreApplication::sendEvent (event=0x5622ac0b67f0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#33 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x5622a79c8f30) at kernel/qcoreapplication.cpp:1745
#34 0x00007fdb31c2abb8 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1599
#35 0x00007fdb31c82453 in postEventSourceDispatch (s=0x5622a7a147f0) at kernel/qeventdispatcher_glib.cpp:276
#36 0x00007fdb2b8b5287 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007fdb2b8b54c0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007fdb2b8b554c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007fdb31c81a7f in QEventDispatcherGlib::processEvents (this=0x5622a7a2c340, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#40 0x00007fdb263d1ed1 in QPAEventDispatcherGlib::processEvents (this=0x5622a7a2c340, flags=...) at qeventdispatcher_glib.cpp:69
#41 0x00007fdb31c25dea in QEventLoop::exec (this=this@entry=0x7fff4fefe830, flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#42 0x00007fdb31c2efa0 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1336
#43 0x00005622a5f95808 in ?? ()
#44 0x00007fdb31253b97 in __libc_start_main (main=0x5622a5f94f30, argc=1, argv=0x7fff4fefeab8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff4fefeaa8) at ../csu/libc-start.c:310
#45 0x00005622a5f95a8a in _start ()

The reporter indicates this bug may be a duplicate of or related to bug 399559.

Possible duplicates by query: bug 399667, bug 399657, bug 399651, bug 399576, bug 399556.

Reported using DrKonqi
Comment 1 Aleix Pol 2018-10-12 12:31:00 UTC 

*** This bug has been marked as a duplicate of bug 399559 ***