https://bugs.kde.org/show_bug.cgi?id=398564
Bug ID: 398564
Summary: Software center crash
Product: Discover
Version: 5.13.5
Platform: Neon Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: discover
Assignee: aleix...@kde.org
Reporter: ga...@protonmail.com
Target Milestone: ---
Application: plasma-discover (5.13.5)
Qt Version: 5.11.1
Frameworks Version: 5.51.0
Operating System: Linux 4.15.0-34-generic x86_64
Distribution: KDE neon Developer Edition
-- Information about the crash:
Software center crash when started
The crash can be reproduced every time.
-- Backtrace:
Application: Discover (plasma-discover), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fe3ae1ec8c0 (LWP 2399))]
Thread 8 (Thread 0x7fe371c06700 (LWP 2415)):
#0 0x00007fe3a94a274d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fe3a40e138c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fe3a40e149c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fe3aa0c30bb in QEventDispatcherGlib::processEvents
(this=0x7fe3680008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007fe3aa06a5ba in QEventLoop::exec (this=this@entry=0x7fe371c05cf0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#5 0x00007fe3a9e9f5e4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:525
#6 0x00007fe3a9eaa727 in QThreadPrivate::start (arg=0x2b2a6f0) at
thread/qthread_unix.cpp:367
#7 0x00007fe3a5f466ba in start_thread (arg=0x7fe371c06700) at
pthread_create.c:333
#8 0x00007fe3a94ae41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 7 (Thread 0x7fe372407700 (LWP 2407)):
#0 0x00007fe3a94a274d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fe3a40e138c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fe3a40e1712 in g_main_loop_run () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fe373ffa9d6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4 0x00007fe3a4107bb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fe3a5f466ba in start_thread (arg=0x7fe372407700) at
pthread_create.c:333
#6 0x00007fe3a94ae41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 6 (Thread 0x7fe372c08700 (LWP 2406)):
#0 0x00007fe3a949e27d in read () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fe3a41246f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fe3a40e0e74 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fe3a40e1330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fe3a40e149c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fe3a40e14d9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6 0x00007fe3a4107bb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7 0x00007fe3a5f466ba in start_thread (arg=0x7fe372c08700) at
pthread_create.c:333
#8 0x00007fe3a94ae41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 5 (Thread 0x7fe37cfb1700 (LWP 2405)):
#0 0x00007fe3a4125a94 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007fe3a40e0910 in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fe3a40e12bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fe3a40e149c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fe3aa0c30bb in QEventDispatcherGlib::processEvents
(this=0x7fe3780008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5 0x00007fe3aa06a5ba in QEventLoop::exec (this=this@entry=0x7fe37cfb0c80,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#6 0x00007fe3a9e9f5e4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:525
#7 0x00007fe3ad2eff86 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8 0x00007fe3a9eaa727 in QThreadPrivate::start (arg=0x2aeb8a0) at
thread/qthread_unix.cpp:367
#9 0x00007fe3a5f466ba in start_thread (arg=0x7fe37cfb1700) at
pthread_create.c:333
#10 0x00007fe3a94ae41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 4 (Thread 0x7fe37e3cd700 (LWP 2404)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007fe38343670b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#2 0x00007fe383436427 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#3 0x00007fe3a5f466ba in start_thread (arg=0x7fe37e3cd700) at
pthread_create.c:333
#4 0x00007fe3a94ae41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 3 (Thread 0x7fe392540700 (LWP 2403)):
#0 0x00007fe3a94a274d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fe3a40e138c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fe3a40e149c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fe3aa0c30bb in QEventDispatcherGlib::processEvents
(this=0x7fe3840008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007fe3aa06a5ba in QEventLoop::exec (this=this@entry=0x7fe39253fcd0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#5 0x00007fe3a9e9f5e4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:525
#6 0x00007fe3aaa2a195 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7 0x00007fe3a9eaa727 in QThreadPrivate::start (arg=0x225cd70) at
thread/qthread_unix.cpp:367
#8 0x00007fe3a5f466ba in start_thread (arg=0x7fe392540700) at
pthread_create.c:333
#9 0x00007fe3a94ae41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 2 (Thread 0x7fe393751700 (LWP 2402)):
#0 0x00007fe3a9e9b399 in
std::__atomic_base<QMutexData*>::compare_exchange_strong
(__m2=std::memory_order_acquire, __m1=std::memory_order_acquire,
__p2=<optimized out>, __p1=@0x7fe393750a98: 0x0, this=0x222f750) at
/usr/include/c++/5/bits/atomic_base.h:752
#1 std::atomic<QMutexData*>::compare_exchange_strong
(__m2=std::memory_order_acquire, __m1=std::memory_order_acquire,
__p2=<optimized out>, __p1=@0x7fe393750a98: 0x0, this=0x222f750) at
/usr/include/c++/5/atomic:462
#2 QAtomicOps<QMutexData*>::testAndSetAcquire<QMutexData*>
(currentValue=<synthetic pointer>, newValue=<optimized out>, expectedValue=0x0,
_q_value=...) at
../../include/QtCore/../../src/corelib/thread/qatomic_cxx11.h:290
#3 QBasicAtomicPointer<QMutexData>::testAndSetAcquire (currentValue=<synthetic
pointer>, newValue=<optimized out>, expectedValue=0x0, this=0x222f750) at
../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:263
#4 QBasicMutex::fastTryLock (current=<synthetic pointer>, this=0x222f750) at
thread/qmutex.h:107
#5 QMutex::lock (this=this@entry=0x222f750) at thread/qmutex.cpp:224
#6 0x00007fe3aa0c34d9 in QMutexLocker::QMutexLocker (m=0x222f750,
this=<synthetic pointer>) at
../../include/QtCore/../../src/corelib/thread/qmutex.h:206
#7 QThreadData::canWaitLocked (this=0x222f720) at
../../include/QtCore/5.11.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:254
#8 postEventSourcePrepare (timeout=<synthetic pointer>, s=0x7fe38c0012d0) at
kernel/qeventdispatcher_glib.cpp:259
#9 postEventSourceCheck (source=0x7fe38c0012d0) at
kernel/qeventdispatcher_glib.cpp:269
#10 0x00007fe3a40e0dc1 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fe3a40e1330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fe3a40e149c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007fe3aa0c30bb in QEventDispatcherGlib::processEvents
(this=0x7fe38c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#14 0x00007fe3aa06a5ba in QEventLoop::exec (this=this@entry=0x7fe393750cc0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#15 0x00007fe3a9e9f5e4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:525
#16 0x00007fe3abde5f35 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#17 0x00007fe3a9eaa727 in QThreadPrivate::start (arg=0x7fe3ac05ed60) at
thread/qthread_unix.cpp:367
#18 0x00007fe3a5f466ba in start_thread (arg=0x7fe393751700) at
pthread_create.c:333
#19 0x00007fe3a94ae41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 1 (Thread 0x7fe3ae1ec8c0 (LWP 2399)):
[KCrash Handler]
#6 0x00007fe3a93dc428 in __GI_raise (sig=sig@entry=6) at
../sysdeps/unix/sysv/linux/raise.c:54
#7 0x00007fe3a93de02a in __GI_abort () at abort.c:89
#8 0x00007fe3a941e7ea in __libc_message (do_abort=do_abort@entry=2,
fmt=fmt@entry=0x7fe3a9537ed8 "*** Error in `%s': %s: 0x%s ***\n") at
../sysdeps/posix/libc_fatal.c:175
#9 0x00007fe3a942737a in malloc_printerr (ar_ptr=<optimized out>,
ptr=<optimized out>, str=0x7fe3a9534caf "free(): invalid pointer", action=3) at
malloc.c:5006
#10 _int_free (av=<optimized out>, p=<optimized out>, have_lock=0) at
malloc.c:3867
#11 0x00007fe3a942b53c in __GI___libc_free (mem=<optimized out>) at
malloc.c:2968
#12 0x00007fe3a9ef9a84 in QHashData::free_helper (this=0x4622ab0,
node_delete=0x7fe3a9f36190 <QHash<QString,
QHashDummyValue>::deleteNode2(QHashData::Node*)>) at tools/qhash.cpp:573
#13 0x00007fe3a9f35a3f in QHash<QString, QHashDummyValue>::freeData
(this=0x7ffcc3a4f350, x=<optimized out>) at
../../include/QtCore/../../src/corelib/tools/qhash.h:585
#14 QHash<QString, QHashDummyValue>::~QHash (this=0x7ffcc3a4f350,
__in_chrg=<optimized out>) at
../../include/QtCore/../../src/corelib/tools/qhash.h:254
#15 QSet<QString>::~QSet (this=0x7ffcc3a4f350, __in_chrg=<optimized out>) at
../../include/QtCore/../../src/corelib/tools/qset.h:54
#16 QtPrivate::QStringList_removeDuplicates (that=that@entry=0x7ffcc3a4f470) at
tools/qstringlist.cpp:760
#17 0x00007fe3aa010bee in QListSpecialMethods<QString>::removeDuplicates
(this=0x7ffcc3a4f470) at
../../include/QtCore/../../src/corelib/tools/qstringlist.h:193
#18 xdgDataDirs () at io/qstandardpaths_unix.cpp:303
#19 0x00007fe3aa01382a in QStandardPaths::standardLocations
(type=type@entry=QStandardPaths::GenericDataLocation) at
io/qstandardpaths_unix.cpp:334
#20 0x00007fe3a9fc0a7b in QStandardPaths::locateAll
(type=type@entry=QStandardPaths::GenericDataLocation, fileName=...,
options=..., options@entry=...) at io/qstandardpaths.cpp:425
#21 0x00007fe3702f68fa in KNSCore::Cache::readKns2MetaFiles
(this=this@entry=0x45f8c20) at /workspace/build/src/core/cache.cpp:109
#22 0x00007fe3702f8355 in KNSCore::Cache::readRegistry (this=0x45f8c20) at
/workspace/build/src/core/cache.cpp:69
#23 0x00007fe370302ee1 in KNSCore::Engine::init (this=this@entry=0x45f3f90,
configfile=...) at /workspace/build/src/core/engine.cpp:149
#24 0x00007fe3705678cd in KNSBackend::KNSBackend (this=0x4631360,
parent=<optimized out>, iconName=..., knsrc=...) at
/workspace/build/libdiscover/backends/KNSBackend/KNSBackend.cpp:114
#25 0x00007fe37056b1ce in KNSBackendFactory::newInstance
(this=this@entry=0x45eae50, parent=0x22e25d0) at
/workspace/build/libdiscover/backends/KNSBackend/KNSBackend.cpp:73
#26 0x00007fe3acf90030 in DiscoverBackendsFactory::backendForFile
(this=this@entry=0x7ffcc3a4fe8f, libname=..., name=...) at
/workspace/build/libdiscover/DiscoverBackendsFactory.cpp:65
#27 0x00007fe3acf906b2 in DiscoverBackendsFactory::backend
(this=this@entry=0x7ffcc3a4fe8f, name=...) at
/workspace/build/libdiscover/DiscoverBackendsFactory.cpp:51
#28 0x00007fe3acf90b16 in DiscoverBackendsFactory::<lambda(const
QString&)>::operator() (name=..., __closure=<synthetic pointer>) at
/workspace/build/libdiscover/DiscoverBackendsFactory.cpp:99
#29 kTransform<QVector<AbstractResourcesBackend*>, QStringList,
DiscoverBackendsFactory::allBackends() const::<lambda(const QString&)> >
(op=..., input=...) at /workspace/build/libdiscover/utils.h:48
#30 DiscoverBackendsFactory::allBackends (this=this@entry=0x7ffcc3a4fe8f) at
/workspace/build/libdiscover/DiscoverBackendsFactory.cpp:99
#31 0x00007fe3acf7ad07 in ResourcesModel::registerAllBackends (this=0x22e25d0)
at /workspace/build/libdiscover/resources/ResourcesModel.cpp:208
#32 0x00007fe3acf9f635 in ResourcesModel::qt_static_metacall (_o=<optimized
out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at
/workspace/build/obj-x86_64-linux-gnu/libdiscover/moc_ResourcesModel.cpp:291
#33 0x00007fe3aa099fb9 in QObject::event (this=0x22e25d0, e=<optimized out>) at
kernel/qobject.cpp:1251
#34 0x00007fe3ab6c639c in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x22e25d0, e=0x22e28d0) at kernel/qapplication.cpp:3727
#35 0x00007fe3ab6cdab0 in QApplication::notify (this=0x7ffcc3a505a0,
receiver=0x22e25d0, e=0x22e28d0) at kernel/qapplication.cpp:3486
#36 0x00007fe3aa06c228 in QCoreApplication::notifyInternal2
(receiver=0x22e25d0, event=event@entry=0x22e28d0) at
kernel/qcoreapplication.cpp:1048
#37 0x00007fe3aa06ee2e in QCoreApplication::sendEvent (event=0x22e28d0,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#38 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0,
event_type=event_type@entry=0, data=0x21c09f0) at
kernel/qcoreapplication.cpp:1745
#39 0x00007fe3aa06f2a8 in QCoreApplication::sendPostedEvents
(receiver=receiver@entry=0x0, event_type=event_type@entry=0) at
kernel/qcoreapplication.cpp:1599
#40 0x00007fe3aa0c3a93 in postEventSourceDispatch (s=0x2223330) at
kernel/qeventdispatcher_glib.cpp:276
#41 0x00007fe3a40e1197 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#42 0x00007fe3a40e13f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#43 0x00007fe3a40e149c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#44 0x00007fe3aa0c309f in QEventDispatcherGlib::processEvents
(this=this@entry=0x2222060, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#45 0x00007fe39dd989a1 in QPAEventDispatcherGlib::processEvents
(this=0x2222060, flags=...) at qeventdispatcher_glib.cpp:69
#46 0x00007fe3aa06a5ba in QEventLoop::exec (this=this@entry=0x7ffcc3a504c0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#47 0x00007fe3aa0736c4 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1336
#48 0x00007fe3aaeb1f8c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1762
#49 0x00007fe3ab6c62f5 in QApplication::exec () at kernel/qapplication.cpp:2901
#50 0x00000000004131ff in main (argc=1, argv=<optimized out>) at
/workspace/build/discover/main.cpp:156
Possible duplicates by query: bug 398562, bug 398549, bug 398488, bug 398464,
bug 398463.
Reported using DrKonqi
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