[kde] [Bug 362228] New: master crash on startup on neon

Mon Apr 25 11:56:29 BST 2016

https://bugs.kde.org/show_bug.cgi?id=362228

            Bug ID: 362228
           Summary: master crash on startup on neon
           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: sitter at kde.org

Application: plasma-discover (5.6.90)
 (Compiled from sources)
Qt Version: 5.5.1
Frameworks Version: 5.21.0
Operating System: Linux 4.4.0-21-generic x86_64
Distribution: KDE neon User Edition on 16.04

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

started discover

explodes immediately.

kf5.21 (I think :P)

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 0x7f45c98028c0 (LWP 31304))]

Thread 4 (Thread 0x7f45b9128700 (LWP 31305)):
#0  0x00007f45c609de8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f45c155ac62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f45c155c8d7 in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f45bbaac789 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f45c6a9c7fe in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f45c4e6b6fa in start_thread (arg=0x7f45b9128700) at
pthread_create.c:333
#6  0x00007f45c60a9b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f45afee7700 (LWP 31306)):
#0  0x00007f45c609de8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f45c2f5131c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f45c2f5142c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f45c6cd3a7b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f45c6c7ad8a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f45c6a97854 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f45c8c0a6a5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f45c6a9c7fe in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f45c4e6b6fa in start_thread (arg=0x7f45afee7700) at
pthread_create.c:333
#9  0x00007f45c60a9b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f45a7889700 (LWP 31307)):
#0  0x00007f45c609de8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f45c2f5131c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f45c2f5142c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f45c6cd3a7b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f45c6c7ad8a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f45c6a97854 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f45c6a9c7fe in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f45c4e6b6fa in start_thread (arg=0x7f45a7889700) at
pthread_create.c:333
#8  0x00007f45c60a9b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f45c98028c0 (LWP 31304)):
[KCrash Handler]
#6  0x00007f45c5fd8418 in __GI_raise (sig=sig at entry=6) at
../sysdeps/unix/sysv/linux/raise.c:54
#7  0x00007f45c5fda01a in __GI_abort () at abort.c:89
#8  0x00007f45c6a89fb1 in QMessageLogger::fatal(char const*, ...) const () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f45c6a85181 in qt_assert_x(char const*, char const*, char const*,
int) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f459e922cb1 in QList<QString>::at (this=0x7fff724fcd40, i=0) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:510
#11 0x00007f459e92b6a1 in AppPackageKitResource::AppPackageKitResource
(this=0x25e7830, data=..., parent=0x1e322a0) at
/home/me/src/git/discover/libdiscover/backends/PackageKitBackend/AppPackageKitResource.cpp:29
#12 0x00007f459e919455 in PackageKitBackend::reloadPackageList (this=0x1e322a0)
at
/home/me/src/git/discover/libdiscover/backends/PackageKitBackend/PackageKitBackend.cpp:122
#13 0x00007f459e918c6d in PackageKitBackend::PackageKitBackend (this=0x1e322a0,
parent=0x184e980) at
/home/me/src/git/discover/libdiscover/backends/PackageKitBackend/PackageKitBackend.cpp:66
#14 0x00007f459e91cf4b in PackageKitBackendFactory::newInstance
(this=0x1e26470, parent=0x184e980) at
/home/me/src/git/discover/libdiscover/backends/PackageKitBackend/PackageKitBackend.cpp:46
#15 0x00007f45c8db23ad in DiscoverBackendsFactory::backendForFile
(this=0x7fff724fd26f, path=..., name=...) at
/home/me/src/git/discover/libdiscover/DiscoverBackendsFactory.cpp:64
#16 0x00007f45c8db2047 in DiscoverBackendsFactory::backend
(this=0x7fff724fd26f, name=...) at
/home/me/src/git/discover/libdiscover/DiscoverBackendsFactory.cpp:46
#17 0x00007f45c8db2a64 in DiscoverBackendsFactory::allBackends
(this=0x7fff724fd26f) at
/home/me/src/git/discover/libdiscover/DiscoverBackendsFactory.cpp:102
#18 0x00007f45c8d9ca04 in ResourcesModel::registerAllBackends (this=0x184e980)
at /home/me/src/git/discover/libdiscover/resources/ResourcesModel.cpp:386
#19 0x00007f45c8dbd804 in ResourcesModel::qt_static_metacall (_o=0x184e980,
_c=QMetaObject::InvokeMetaMethod, _id=13, _a=0x1850560) at
/home/me/src/git/discover/obj-x86_64-linux-gnu/libdiscover/moc_ResourcesModel.cpp:167
#20 0x00007f45c6cace81 in QObject::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f45c756fffc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f45c75754b6 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007f45c6c7d5cb in QCoreApplication::notifyInternal(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f45c6c7f9c6 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f45c6cd3653 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f45c2f51127 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007f45c2f51380 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f45c2f5142c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f45c6cd3a5f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007f45c6c7ad8a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f45c6c82e2c in QCoreApplication::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x000000000040b793 in main (argc=1, argv=0x7fff724fdaf8) at
/home/me/src/git/discover/discover/main.cpp:120

Possible duplicates by query: bug 355096, bug 353914, bug 353748, bug 353525,
bug 353399.

Reported using DrKonqi

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