https://bugs.kde.org/show_bug.cgi?id=385554
Bug ID: 385554
Summary: Crash on search for "texlive"
Product: Discover
Version: 5.10.5
Platform: Ubuntu Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: discover
Assignee: aleix...@kde.org
Reporter: stephen.p.f...@gmail.com
Target Milestone: ---
Application: plasma-discover (5.10.5)
Qt Version: 5.9.1
Frameworks Version: 5.38.0
Operating System: Linux 4.13.0-12-generic x86_64
Distribution: Ubuntu Artful Aardvark (development branch)
-- Information about the crash:
Searching for packages using the keyword "texlive" in Discover. Initially
crashed after a few seconds; on second try, crashed after a bit less time;
third time, crashed immediately after initiating search; fourth time, worked
fine. Just installed Kubuntu 17.10 Beta 2.
The crash can be reproduced sometimes.
-- 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 0x7faecc6a7d40 (LWP 10573))]
Thread 10 (Thread 0x7fae7effd700 (LWP 10588)):
#0 0x00007faec7dc39a7 in sched_yield () at
../sysdeps/unix/syscall-template.S:84
#1 0x00007faea81cc4bb in ?? () from /usr/lib/nvidia-384/libGLX_nvidia.so.0
#2 0x00007faea30dbaa7 in ?? () from
/usr/lib/nvidia-384/libnvidia-glcore.so.384.90
#3 0x00007faea300128e in ?? () from
/usr/lib/nvidia-384/libnvidia-glcore.so.384.90
#4 0x00007faea81c6eae in ?? () from /usr/lib/nvidia-384/libGLX_nvidia.so.0
#5 0x00007faeb8f207d2 in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/xcbglintegrations/libqxcb-glx-integration.so
#6 0x00007faec953892a in QOpenGLContext::swapBuffers(QSurface*) () from
/usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#7 0x00007faecb9de043 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8 0x00007faecb9e2f08 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9 0x00007faec84de29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007faec46497fc in start_thread (arg=0x7fae7effd700) at
pthread_create.c:465
#11 0x00007faec7de0a3f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 9 (Thread 0x7fae7f7fe700 (LWP 10584)):
#0 0x00007faec274c09d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007faec274e5db in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007faec274f09b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007faec274f27c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007faec871449b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007faec86b9e3a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007faec84d93ca in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007faec84de29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007faec46497fc in start_thread (arg=0x7fae7f7fe700) at
pthread_create.c:465
#9 0x00007faec7de0a3f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 8 (Thread 0x7fae853d7700 (LWP 10582)):
#0 0x00007faec7dcff2d in __GI___libc_read (fd=33, buf=0x7fae853d6c10,
nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:26
#1 0x00007faec2793280 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007faec274ec4b in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007faec274f110 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007faec274f502 in g_main_loop_run () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fae8723ab26 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6 0x00007faec2776645 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7 0x00007faec46497fc in start_thread (arg=0x7fae853d7700) at
pthread_create.c:465
#8 0x00007faec7de0a3f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 7 (Thread 0x7fae85bd8700 (LWP 10581)):
#0 0x00007faec7dd4831 in __GI___poll (fds=0x559f3cea5730, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007faec274f169 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007faec274f27c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007faec274f2c1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007faec2776645 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007faec46497fc in start_thread (arg=0x7fae85bd8700) at
pthread_create.c:465
#6 0x00007faec7de0a3f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 6 (Thread 0x7fae954fe700 (LWP 10579)):
#0 0x00007faec27945d4 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007faec274e698 in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007faec274f09b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007faec274f27c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007faec871449b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007faec86b9e3a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007faec84d93ca in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007faec84de29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007faec46497fc in start_thread (arg=0x7fae954fe700) at
pthread_create.c:465
#9 0x00007faec7de0a3f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 5 (Thread 0x7fae96a4a700 (LWP 10578)):
#0 0x00007faec7dcff2d in __GI___libc_read (fd=26, buf=0x7fae96a49ad0,
nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:26
#1 0x00007faec2793280 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007faec274ec4b in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007faec274f110 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007faec274f27c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007faec871449b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007faec86b9e3a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007faec84d93ca in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007faec84de29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9 0x00007faec46497fc in start_thread (arg=0x7fae96a4a700) at
pthread_create.c:465
#10 0x00007faec7de0a3f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 4 (Thread 0x7faea0731700 (LWP 10577)):
#0 0x00007faec7dcff2d in __GI___libc_read (fd=24, buf=0x7faea0730a60,
nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:26
#1 0x00007faec2793280 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007faec274ec4b in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007faec274f110 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007faec274f27c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007faec871449b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007faec86b9e3a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007faec84d93ca in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007faecb963846 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9 0x00007faec84de29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007faec46497fc in start_thread (arg=0x7faea0731700) at
pthread_create.c:465
#11 0x00007faec7de0a3f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7faeab5ef700 (LWP 10576)):
#0 0x00007faec27945b9 in g_mutex_lock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007faec274f070 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007faec274f27c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007faec871449b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007faec86b9e3a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007faec84d93ca in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007faec90e4f45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7 0x00007faec84de29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007faec46497fc in start_thread (arg=0x7faeab5ef700) at
pthread_create.c:465
#9 0x00007faec7de0a3f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7faeb1324700 (LWP 10575)):
#0 0x00007faec7dd4831 in __GI___poll (fds=0x7faeac011eb0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007faec274f169 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007faec274f27c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007faec871449b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007faec86b9e3a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007faec84d93ca in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007faeca868e45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7 0x00007faec84de29d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007faec46497fc in start_thread (arg=0x7faeb1324700) at
pthread_create.c:465
#9 0x00007faec7de0a3f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7faecc6a7d40 (LWP 10573)):
[KCrash Handler]
#6 0x0000000000000000 in ?? ()
#7 0x00007faecb60cc9e in
AbstractResourcesBackend::Filters::shouldFilter(AbstractResource*) const ()
from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#8 0x00007faecb60cf7d in
AbstractResourcesBackend::Filters::filterJustInCase(QVector<AbstractResource*>&)
const () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#9 0x00007faecb604c12 in
ResourcesProxyModel::addResources(QVector<AbstractResource*> const&) () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#10 0x00007faec86ea9ff in QMetaObject::activate(QObject*, int, int, void**) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007faecb61c6a2 in
ResultsStream::resourcesFound(QVector<AbstractResource*> const&) () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#12 0x00007faecb5ff1c0 in AggregatedResultsStream::emitResults() () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#13 0x00007faec86ea9ff in QMetaObject::activate(QObject*, int, int, void**) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007faec86f73b7 in QTimer::timeout(QTimer::QPrivateSignal) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007faec86f7718 in QTimer::timerEvent(QTimerEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007faec86eb40b in QObject::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007faec9cba46c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007faec9cc1d34 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007faec86bbde8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007faec871391e in QTimerInfoList::activateTimers() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007faec8714119 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007faec274efb7 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007faec274f1f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007faec274f27c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007faec871447f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007faec86b9e3a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007faec86c2da4 in QCoreApplication::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x0000559f3a7bbfa8 in ?? ()
#29 0x00007faec7ced1c1 in __libc_start_main (main=0x559f3a7bb6d0, argc=1,
argv=0x7ffcb7ff32a8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffcb7ff3298) at ../csu/libc-start.c:308
#30 0x0000559f3a7bc22a in _start ()
The reporter indicates this bug may be a duplicate of or related to bug 382727.
Possible duplicates by query: bug 382727.
Reported using DrKonqi
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