https://bugs.kde.org/show_bug.cgi?id=403261
Bug ID: 403261
Summary: Discover crashes
Product: Discover
Version: 5.14.5
Platform: Debian stable
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: discover
Assignee: aleix...@kde.org
Reporter: kde.e...@jansman.eu
Target Milestone: ---
Application: plasma-discover (5.14.5)
Qt Version: 5.11.2
Frameworks Version: 5.54.0
Operating System: Linux 4.15.0-43-generic x86_64
Distribution: KDE neon User Edition 5.14
-- Information about the crash:
Discover crashes on startup. Tried reboots. sometimes it works most of the
times it doesnt/
The crash can be reproduced every time.
-- 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 0x7fcff9f84200 (LWP 2838))]
Thread 10 (Thread 0x7fcfaacda700 (LWP 3469)):
#0 0x00007fcff54f2839 in syscall () at
../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007fcff5bf4594 in QSemaphore::acquire(int) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007fcff5dfb310 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007fcff38ff38b in () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#4 0x00007fcff399926d in () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#5 0x00007fcff5dfb075 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fcff38f4fa9 in () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#7 0x00007fcff38f5865 in () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#8 0x00007fcff5dfb075 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9 0x00007fcff3992e9f in () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#10 0x00007fcff398f9c0 in () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#11 0x00007fcff398fd55 in () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#12 0x00007fcff3974451 in () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#13 0x00007fcff5dfb075 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007fcff393cce3 in () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#15 0x00007fcff393cd94 in () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#16 0x00007fcff3950651 in () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#17 0x00007fcff73e7e1c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007fcff73ef3ef in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007fcff5dcbfe8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007fcff5e26c7d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007fcfefa56387 in g_main_context_dispatch () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007fcfefa565c0 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007fcfefa5664c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007fcff5e2604b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007fcff5dca30a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007fcff5bf5bba in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007fcff5c00adb in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007fcff1bf16db in start_thread (arg=0x7fcfaacda700) at
pthread_create.c:463
#29 0x00007fcff54f888f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 9 (Thread 0x7fcfb1461700 (LWP 3284)):
#0 0x00007fcff54e70b4 in __GI___libc_read (fd=29, buf=0x7fcfb1460b90,
nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1 0x00007fcfefa9acd0 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fcfefa56027 in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fcfefa564e0 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fcfefa5664c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fcff5e2604b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fcff5dca30a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fcff5bf5bba in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fcff5c00adb in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9 0x00007fcff1bf16db in start_thread (arg=0x7fcfb1461700) at
pthread_create.c:463
#10 0x00007fcff54f888f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 8 (Thread 0x7fcfc1ede700 (LWP 3137)):
#0 0x00007fcfefa9c064 in g_mutex_unlock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007fcfefa55a88 in g_main_context_prepare () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fcfefa5646b in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fcfefa5664c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fcff5e2604b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007fcff5dca30a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fcff5bf5bba in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fcff5c00adb in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fcff1bf16db in start_thread (arg=0x7fcfc1ede700) at
pthread_create.c:463
#9 0x00007fcff54f888f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 7 (Thread 0x7fcfc26df700 (LWP 3136)):
#0 0x00007fcfefa9c064 in g_mutex_unlock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007fcfefa560d9 in g_main_context_dispatch () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fcfefa565c0 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fcfefa568d2 in g_main_loop_run () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fcfc473b026 in () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#5 0x00007fcfefa7e105 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6 0x00007fcff1bf16db in start_thread (arg=0x7fcfc26df700) at
pthread_create.c:463
#7 0x00007fcff54f888f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 6 (Thread 0x7fcfc2ee0700 (LWP 3134)):
#0 0x00007fcff54ebbf9 in __GI___poll (fds=0x555d92d2e830, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007fcfefa56539 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fcfefa5664c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fcfefa56691 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fcfefa7e105 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fcff1bf16db in start_thread (arg=0x7fcfc2ee0700) at
pthread_create.c:463
#6 0x00007fcff54f888f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 5 (Thread 0x7fcfce248700 (LWP 3103)):
#0 0x00007fcff54ebbf9 in __GI___poll (fds=0x7fcfc8004db0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007fcfefa56539 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fcfefa5664c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fcff5e2604b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007fcff5dca30a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007fcff5bf5bba in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fcff9205826 in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7 0x00007fcff5c00adb in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fcff1bf16db in start_thread (arg=0x7fcfce248700) at
pthread_create.c:463
#9 0x00007fcff54f888f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 4 (Thread 0x7fcfddb08700 (LWP 2849)):
#0 0x00007fcff54e70b4 in __GI___libc_read (fd=9, buf=0x7fcfddb07b70,
nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1 0x00007fcfefa9acd0 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fcfefa56027 in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fcfefa564e0 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fcfefa5664c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fcff5e2604b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fcff5dca30a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fcff5bf5bba in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fcff679d4f5 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9 0x00007fcff5c00adb in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fcff1bf16db in start_thread (arg=0x7fcfddb08700) at
pthread_create.c:463
#11 0x00007fcff54f888f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7fcfded19700 (LWP 2844)):
#0 0x00007fcfefa55a7c in g_main_context_prepare () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007fcfefa5646b in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fcfefa5664c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fcff5e2604b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007fcff5dca30a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007fcff5bf5bba in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fcff7af7e45 in () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7 0x00007fcff5c00adb in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fcff1bf16db in start_thread (arg=0x7fcfded19700) at
pthread_create.c:463
#9 0x00007fcff54f888f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7fcfe7514700 (LWP 2842)):
#0 0x00007fcff54ebbf9 in __GI___poll (fds=0x7fcfe7513ca8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007fcfef18b747 in () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007fcfef18d36a in xcb_wait_for_event () at
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007fcfea4d4ed9 in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4 0x00007fcff5c00adb in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007fcff1bf16db in start_thread (arg=0x7fcfe7514700) at
pthread_create.c:463
#6 0x00007fcff54f888f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7fcff9f84200 (LWP 2838)):
[KCrash Handler]
#6 0x00007fcff8e9ed62 in AbstractResource::reportNewState() () at
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#7 0x00007fcff5dfb18f in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fcfab535cb5 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/discover/fwupd-backend.so
#9 0x00007fcfab5364e7 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/discover/fwupd-backend.so
#10 0x00007fcfab536dc1 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/discover/fwupd-backend.so
#11 0x00007fcff5dfb18f in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007fcff5bfe223 in QFutureWatcherBase::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007fcff73e7e1c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007fcff73ef3ef in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007fcff5dcbfe8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007fcff5dceb2d in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007fcff5e269f3 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007fcfefa56387 in g_main_context_dispatch () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007fcfefa565c0 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007fcfefa5664c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007fcff5e2602f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007fcfea560761 in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#23 0x00007fcff5dca30a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007fcff5dd34d0 in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x0000555d90c57868 in ()
#26 0x00007fcff53f8b97 in __libc_start_main (main=0x555d90c56f90, argc=3,
argv=0x7ffd2e0b8d98, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffd2e0b8d88) at ../csu/libc-start.c:310
#27 0x0000555d90c57aea in _start ()
Reported using DrKonqi
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