405412 – Discover suddenly started crashing on launch

Bug 405412 - Discover suddenly started crashing on launch

Summary: Discover suddenly started crashing on launch

Status:	RESOLVED DUPLICATE of bug 375913

Alias:	None

Product:	Discover
Classification:	Applications
Component:	discover (show other bugs)
Version:	5.13.5
Platform:	Ubuntu Linux

Importance:	NOR crash
Target Milestone:	---
Assignee:	Dan Leinir Turthra Jensen

URL:
Keywords:	drkonqi

Duplicates (1):	405413 (view as bug list)
Depends on:
Blocks:

Reported:	2019-03-12 23:04 UTC by Jake
Modified:	2019-03-17 13:08 UTC (History)
CC List:	3 users (show)

See Also:
Latest Commit:
Version Fixed In:

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Description Jake 2019-03-12 23:04:56 UTC

Application: plasma-discover (5.13.5)

Qt Version: 5.11.1
Frameworks Version: 5.50.0
Operating System: Linux 4.18.0-15-generic x86_64
Distribution: Ubuntu 18.10

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

Trying to launch Discover

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 0x7f8210632c80 (LWP 24467))]

Thread 10 (Thread 0x7f81f0f54700 (LWP 24477)):
#0  0x00007f8213a55509 in g_mutex_lock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f8213a0e385 in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8213a0ed7b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8213a0ef6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f82161d215b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f821617f16b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8215fce0b6 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8215fd7c87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8214d61164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007f8215cb9def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f81f22ec700 (LWP 24475)):
#0  0x00007f8215cb3219 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f8215fcccf4 in QSemaphore::acquire(int) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f82161a9978 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f82155e52a2 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#4  0x00007f82155e608c in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#5  0x00007f82161a96db in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f82155e42f2 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#7  0x00007f8215533f55 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#8  0x00007f82155356bc in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#9  0x00007f82161a96db in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f82155b4972 in QSslSocket::preSharedKeyAuthenticationRequired(QSslPreSharedKeyAuthenticator*) () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#11 0x00007f82155da37a in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#12 0x00007f81f233281e in  () at /usr/lib/x86_64-linux-gnu/libssl.so.1.1
#13 0x00007f81f2330829 in  () at /usr/lib/x86_64-linux-gnu/libssl.so.1.1
#14 0x00007f81f233a904 in  () at /usr/lib/x86_64-linux-gnu/libssl.so.1.1
#15 0x00007f81f233980f in  () at /usr/lib/x86_64-linux-gnu/libssl.so.1.1
#16 0x00007f81f2325854 in SSL_do_handshake () at /usr/lib/x86_64-linux-gnu/libssl.so.1.1
#17 0x00007f82155daaf5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#18 0x00007f82155dae95 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#19 0x00007f82155b55a8 in QSslSocket::startClientEncryption() () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#20 0x00007f82155b6280 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#21 0x00007f82155bd489 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#22 0x00007f82161a96db in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f821557f3c3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#24 0x00007f8215582230 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#25 0x00007f821559137d in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#26 0x00007f8216fda4a1 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007f8216fe1ae0 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007f8216180499 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f82161d2d6a in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007f8213a0ec3e in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007f8213a0eed8 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f8213a0ef6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f82161d215b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#34 0x00007f821617f16b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007f8215fce0b6 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#36 0x00007f8215fd7c87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#37 0x00007f8214d61164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#38 0x00007f8215cb9def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f81f37fe700 (LWP 24474)):
#0  0x00007f8215ca8f64 in __GI___libc_read (fd=17, buf=0x7f81f37fdb80, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f8213a54180 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8213a0e91f in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8213a0edf0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8213a0ef6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f82161d215b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f821617f16b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8215fce0b6 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8215fd7c87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f8214d61164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f8215cb9def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f81f3fff700 (LWP 24473)):
#0  0x00007f8215cad6d9 in __GI___poll (fds=0x555af3ad5f80, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f8213a0ee46 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8213a0f1d2 in g_main_loop_run () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f81f93c07b6 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f8213a37135 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8214d61164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f8215cb9def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f81f8992700 (LWP 24472)):
#0  0x00007f8215cad6d9 in __GI___poll (fds=0x555af3ac3720, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f8213a0ee46 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8213a0ef6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8213a0efb1 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8213a37135 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8214d61164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f8215cb9def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f81fb5ef700 (LWP 24471)):
#0  0x00007f8215ca8f64 in __GI___libc_read (fd=12, buf=0x7f81fb5eeb40, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f8213a54180 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8213a0e91f in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8213a0edf0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8213a0ef6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f82161d215b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f821617f16b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8215fce0b6 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8217a1b396 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9  0x00007f8215fd7c87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f8214d61164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#11 0x00007f8215cb9def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f82075ef700 (LWP 24470)):
#0  0x00007f8215cad6d9 in __GI___poll (fds=0x7f81fc004a00, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f8213a0ee46 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8213a0ef6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f82161d215b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f821617f16b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8215fce0b6 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f82167c01f5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f8215fd7c87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8214d61164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007f8215cb9def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f820ceec700 (LWP 24469)):
#0  0x00007f8215cad6d9 in __GI___poll (fds=0x7f82000191a0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f8213a0ee46 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8213a0ef6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f82161d215b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f821617f16b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8215fce0b6 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f82174eb545 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f8215fd7c87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8214d61164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007f8215cb9def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f820eba3700 (LWP 24468)):
#0  0x00007f8215cad6d9 in __GI___poll (fds=0x7f820eba2cb8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f82139a3917 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f82139a553a in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f820ff68159 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f8215fd7c87 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8214d61164 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f8215cb9def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f8210632c80 (LWP 24467)):
[KCrash Handler]
#6  0x00007f8215be0077 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
#7  0x00007f8215bc1535 in __GI_abort () at abort.c:79
#8  0x00007f8215f968d7 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f8217a7feed in QSGRenderLoop::handleContextCreationFailure(QQuickWindow*, bool) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007f8217a80f69 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007f8217a81675 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007f8216a2cb05 in QWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#13 0x00007f8217afb87b in QQuickWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007f8216fda4a1 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f8216fe1ae0 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007f8216180499 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f8216a217e3 in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#18 0x00007f8216a224bd in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#19 0x00007f82169fcb6b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#20 0x00007f820fff9e5b in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#21 0x00007f821617f16b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f82161872e2 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x0000555af1d24ae3 in  ()
#24 0x00007f8215bc309b in __libc_start_main (main=0x555af1d24510, argc=1, argv=0x7ffff795eaf8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffff795eae8) at ../csu/libc-start.c:308
#25 0x0000555af1d2508a in _start ()
[Inferior 1 (process 24467) detached]

Reported using DrKonqi

Comment 1 Jake 2019-03-12 23:59:25 UTC

launching plasma-discover from a console gives:

ake@box:/p/gcc$ plasma-discover
QGLXContext: Failed to create dummy context
failed to acquire GL context to resolve capabilities, using defaults..
QQmlComponent: Created graphical object was not placed in the graphics scene.
qml: Warning: ToolbarApplicationHeader is deprecated, remove and use the automatic internal toolbar instead.
file:///usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/kirigami.2/GlobalDrawer.qml:258: TypeError: Cannot read property 'length' of undefined
file:///usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/kirigami.2/GlobalDrawer.qml:293: TypeError: Cannot read property 'length' of undefined
file:///usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/kirigami.2/GlobalDrawer.qml:292: TypeError: Cannot read property 'length' of undefined
invalid kns backend! "/etc/xdg/servicemenu.knsrc" because: "Config group not found! Check your KNS3 installation."
invalid kns backend! "/etc/xdg/ksysguard.knsrc" because: "Config group not found! Check your KNS3 installation."
no packages for "cockpit.desktop"
no packages for "im.riot.webapp"
setting currentApplicationBackend PackageKitBackend(0x564802d55900)
Failed to create OpenGL context for format QSurfaceFormat(version 2.0, options QFlags<QSurfaceFormat::FormatOption>(), depthBufferSize 24, redBufferSize -1, greenBufferSize -1, blueBufferSize -1, alphaBufferSize -1, stencilBufferSize 8, samples -1, swapBehavior QSurfaceFormat::SwapBehavior(DoubleBuffer), swapInterval 1, colorSpace QSurfaceFormat::ColorSpace(DefaultColorSpace), profile  QSurfaceFormat::OpenGLContextProfile(NoProfile)) 
KCrash: crashing... crashRecursionCounter = 2
KCrash: Application Name = plasma-discover path = /usr/bin pid = 30131
KCrash: Arguments: /usr/bin/plasma-discover 
KCrash: Attempting to start /usr/lib/x86_64-linux-gnu/libexec/drkonqi from kdeinit
sock_file=/run/user/1000/kdeinit5__0
QSocketNotifier: Invalid socket 30 and type 'Write', disabling...
QSocketNotifier: Invalid socket 33 and type 'Write', disabling...
QSocketNotifier: Invalid socket 32 and type 'Write', disabling...

Comment 2 Dan Leinir Turthra Jensen 2019-03-13 10:05:08 UTC

*** Bug 405413 has been marked as a duplicate of this bug. ***

Comment 3 Dan Leinir Turthra Jensen 2019-03-13 10:13:54 UTC

Thank you for the report, it is good to get more information - i realise it's sometimes difficult to find other bugs with the same cause if the automatic search doesn't find them for you :)

*** This bug has been marked as a duplicate of bug 405290 ***

Comment 4 Nate Graham 2019-03-17 13:08:13 UTC


*** This bug has been marked as a duplicate of bug 375913 ***