Bug 416011

Application: plasma-discover (5.17.5)

Qt Version: 5.13.2
Frameworks Version: 5.65.0
Operating System: Linux 5.3.0-24-generic x86_64
Distribution: KDE neon User Edition 5.17

-- Information about the crash:
- What I was doing when the application crashed:
Every time I start my computer or open Discovery, it crashes and closes with an error. I can't update or search for software with then, only by terminal.

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 0x7f1f79457240 (LWP 2539))]

Thread 18 (Thread 0x7f1f0adbe700 (LWP 2598)):
#0  0x00007f1f746e80b4 in __GI___libc_read (fd=55, buf=0x7f1f0adbdba0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f1f6ed292d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1f6ece40b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1f6ece4570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f1f6ece46dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f1f6ece4721 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f1f6ed0c195 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f1f70eb76db in start_thread (arg=0x7f1f0adbe700) at pthread_create.c:463
#8  0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f1f127fc700 (LWP 2587)):
#0  0x00007f1f70ebd9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f1f127fb7c8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5612b9d64178, cond=0x7f1f127fb7a0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f1f127fb7a0, mutex=0x5612b9d64178) at pthread_cond_wait.c:655
#3  0x00007f1f6e5e3952 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#4  0x00007f1f6e5e506f in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#5  0x00007f1f6e5e52a8 in xcb_request_check () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#6  0x00007f1f4e92d076 in ?? () from /usr/lib/x86_64-linux-gnu/libGLX_mesa.so.0
#7  0x00007f1f6d064b5c in ?? () from /usr/lib/x86_64-linux-gnu/libGLX.so.0
#8  0x00007f1f4edc26cd in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/xcbglintegrations/libqxcb-glx-integration.so
#9  0x00007f1f4edbfe07 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/xcbglintegrations/libqxcb-glx-integration.so
#10 0x00007f1f6754fb62 in QXcbIntegration::createPlatformOpenGLContext(QOpenGLContext*) const () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#11 0x00007f1f75f4f76f in QOpenGLContext::create() () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#12 0x00007f1f785dc5ad in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#13 0x00007f1f785dda24 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007f1f785e12b8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#15 0x00007f1f74e0ab52 in QThreadPrivate::start (arg=0x7f1f600099d0) at thread/qthread_unix.cpp:360
#16 0x00007f1f70eb76db in start_thread (arg=0x7f1f127fc700) at pthread_create.c:463
#17 0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f1f12ffd700 (LWP 2586)):
#0  0x00007f1f70ebd9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5612bc68f9ac) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5612bc68f958, cond=0x5612bc68f980) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5612bc68f980, mutex=0x5612bc68f958) at pthread_cond_wait.c:655
#3  0x00007f1f4cc589cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f1f4cc585c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f1f70eb76db in start_thread (arg=0x7f1f12ffd700) at pthread_create.c:463
#6  0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f1f137fe700 (LWP 2575)):
#0  0x00007f1f6ed2a664 in g_mutex_unlock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f1f6ece4586 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1f6ece46dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1f7504db9b in QEventDispatcherGlib::processEvents (this=0x7f1ee0000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f1f74fee06a in QEventLoop::exec (this=this@entry=0x7f1f137fdc60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f1f74e093aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#6  0x00007f1f74e0ab52 in QThreadPrivate::start (arg=0x5612bac5bd50) at thread/qthread_unix.cpp:360
#7  0x00007f1f70eb76db in start_thread (arg=0x7f1f137fe700) at pthread_create.c:463
#8  0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f1f13fff700 (LWP 2558)):
#0  0x00007f1f6ed2a664 in g_mutex_unlock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f1f6ece44ee in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1f6ece46dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1f7504db9b in QEventDispatcherGlib::processEvents (this=0x7f1f0c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f1f74fee06a in QEventLoop::exec (this=this@entry=0x7f1f13ffec60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f1f74e093aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#6  0x00007f1f74e0ab52 in QThreadPrivate::start (arg=0x5612bacb7800) at thread/qthread_unix.cpp:360
#7  0x00007f1f70eb76db in start_thread (arg=0x7f1f13fff700) at pthread_create.c:463
#8  0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f1f2a5cf700 (LWP 2557)):
#0  __libc_enable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:67
#1  0x00007f1f746ecbe6 in __GI___poll (fds=0x7f1f1400a3b0, nfds=1, timeout=9523) at ../sysdeps/unix/sysv/linux/poll.c:29
#2  0x00007f1f6ece45c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1f6ece46dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f1f7504db9b in QEventDispatcherGlib::processEvents (this=0x7f1f14004a20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f1f74fee06a in QEventLoop::exec (this=this@entry=0x7f1f2a5cec60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#6  0x00007f1f74e093aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#7  0x00007f1f74e0ab52 in QThreadPrivate::start (arg=0x5612ba705510) at thread/qthread_unix.cpp:360
#8  0x00007f1f70eb76db in start_thread (arg=0x7f1f2a5cf700) at pthread_create.c:463
#9  0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f1f337fe700 (LWP 2555)):
[KCrash Handler]
#6  0x00007f1f3036417a in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#7  0x00007f1f3036d867 in flatpak_installation_list_installed_refs_for_update () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#8  0x00007f1f30626cdf in FlatpakBackend::<lambda()>::operator() (__closure=0x5612bcf76b28) at ./libdiscover/backends/FlatpakBackend/FlatpakBackend.cpp:809
#9  QtConcurrent::StoredFunctorCall0<_GPtrArray*, FlatpakBackend::loadRemoteUpdates(FlatpakInstallation*)::<lambda()> >::runFunctor (this=0x5612bcf76b00) at /usr/include/x86_64-linux-gnu/qt5/QtConcurrent/qtconcurrentstoredfunctioncall.h:60
#10 QtConcurrent::RunFunctionTask<_GPtrArray*>::run (this=0x5612bcf76b00) at /usr/include/x86_64-linux-gnu/qt5/QtConcurrent/qtconcurrentrunbase.h:108
#11 0x00007f1f74e0e472 in QThreadPoolThread::run (this=0x5612bac55600) at thread/qthreadpool.cpp:99
#12 0x00007f1f74e0ab52 in QThreadPrivate::start (arg=0x5612bac55600) at thread/qthread_unix.cpp:360
#13 0x00007f1f70eb76db in start_thread (arg=0x7f1f337fe700) at pthread_create.c:463
#14 0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f1f33fff700 (LWP 2550)):
#0  0x00007f1f70ebd9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5612ba04ccf4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5612ba04cca0, cond=0x5612ba04ccc8) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5612ba04ccc8, mutex=0x5612ba04cca0) at pthread_cond_wait.c:655
#3  0x00007f1f4cc589cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f1f4cc585c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f1f70eb76db in start_thread (arg=0x7f1f33fff700) at pthread_create.c:463
#6  0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f1f2bfff700 (LWP 2549)):
#0  0x00007f1f70ebd9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5612ba04ccf4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5612ba04cca0, cond=0x5612ba04ccc8) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5612ba04ccc8, mutex=0x5612ba04cca0) at pthread_cond_wait.c:655
#3  0x00007f1f4cc589cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f1f4cc585c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f1f70eb76db in start_thread (arg=0x7f1f2bfff700) at pthread_create.c:463
#6  0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f1f40f64700 (LWP 2548)):
#0  0x00007f1f70ebd9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5612ba04c774) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5612ba04c720, cond=0x5612ba04c748) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5612ba04c748, mutex=0x5612ba04c720) at pthread_cond_wait.c:655
#3  0x00007f1f4cc589cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f1f4cc585c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f1f70eb76db in start_thread (arg=0x7f1f40f64700) at pthread_create.c:463
#6  0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f1f41765700 (LWP 2547)):
#0  0x00007f1f70ebd9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5612ba04c774) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5612ba04c720, cond=0x5612ba04c748) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5612ba04c748, mutex=0x5612ba04c720) at pthread_cond_wait.c:655
#3  0x00007f1f4cc589cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f1f4cc585c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f1f70eb76db in start_thread (arg=0x7f1f41765700) at pthread_create.c:463
#6  0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f1f41f66700 (LWP 2546)):
#0  0x00007f1f70ebd9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5612ba04c774) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5612ba04c720, cond=0x5612ba04c748) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5612ba04c748, mutex=0x5612ba04c720) at pthread_cond_wait.c:655
#3  0x00007f1f4cc589cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f1f4cc585c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f1f70eb76db in start_thread (arg=0x7f1f41f66700) at pthread_create.c:463
#6  0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f1f42767700 (LWP 2545)):
#0  0x00007f1f70ebd9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5612ba2026b8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5612ba202668, cond=0x5612ba202690) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5612ba202690, mutex=0x5612ba202668) at pthread_cond_wait.c:655
#3  0x00007f1f4cc589cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f1f4cc585c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f1f70eb76db in start_thread (arg=0x7f1f42767700) at pthread_create.c:463
#6  0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f1f43907700 (LWP 2544)):
#0  0x00007f1f70ebd9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5612ba12d14c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5612ba12d0f8, cond=0x5612ba12d120) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5612ba12d120, mutex=0x5612ba12d0f8) at pthread_cond_wait.c:655
#3  0x00007f1f4cc589cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f1f4cc585c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f1f70eb76db in start_thread (arg=0x7f1f43907700) at pthread_create.c:463
#6  0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f1f5741f700 (LWP 2543)):
#0  0x00007f1f746e80b4 in __GI___libc_read (fd=9, buf=0x7f1f5741ea30, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f1f6ed292d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1f6ece40b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1f6ece4570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f1f6ece46dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f1f7504db9b in QEventDispatcherGlib::processEvents (this=0x7f1f48000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f1f74fee06a in QEventLoop::exec (this=this@entry=0x7f1f5741ec40, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#7  0x00007f1f74e093aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#8  0x00007f1f75a65815 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f1f74e0ab52 in QThreadPrivate::start (arg=0x5612ba03d3c0) at thread/qthread_unix.cpp:360
#10 0x00007f1f70eb76db in start_thread (arg=0x7f1f5741f700) at pthread_create.c:463
#11 0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f1f58637700 (LWP 2542)):
#0  0x00007f1f6ece3b73 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f1f6ece44fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1f6ece46dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1f7504db9b in QEventDispatcherGlib::processEvents (this=0x7f1f50000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f1f74fee06a in QEventLoop::exec (this=this@entry=0x7f1f58636c30, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f1f74e093aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#6  0x00007f1f76e660e5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f1f74e0ab52 in QThreadPrivate::start (arg=0x7f1f770ddd80) at thread/qthread_unix.cpp:360
#8  0x00007f1f70eb76db in start_thread (arg=0x7f1f58637700) at pthread_create.c:463
#9  0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f1f6494f700 (LWP 2541)):
#0  0x00007f1f746ecbf9 in __GI___poll (fds=0x7f1f6494eb68, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f1f6e5e3747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f1f6e5e536a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f1f67571e10 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f1f74e0ab52 in QThreadPrivate::start (arg=0x5612b9d54b40) at thread/qthread_unix.cpp:360
#5  0x00007f1f70eb76db in start_thread (arg=0x7f1f6494f700) at pthread_create.c:463
#6  0x00007f1f746f988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f1f79457240 (LWP 2539)):
#0  0x00007f1f70ebd9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5612bcb77b24) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5612bcb77ad0, cond=0x5612bcb77af8) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5612bcb77af8, mutex=0x5612bcb77ad0) at pthread_cond_wait.c:655
#3  0x00007f1f74e11aeb in QWaitConditionPrivate::wait (deadline=..., this=0x5612bcb77ad0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x7f1f60009a10, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f1f74e11df9 in QWaitCondition::wait (this=0x7f1f60009a18, mutex=0x7f1f60009a10, time=<optimized out>) at thread/qwaitcondition_unix.cpp:208
#6  0x00007f1f785de0ed in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f1f785dec2a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f1f78640be4 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9  0x00007f1f76744eac in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#10 0x00007f1f7674c4b0 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#11 0x00007f1f74feff08 in QCoreApplication::notifyInternal2 (receiver=0x5612ba085ea0, event=0x7ffdf54fc340) at kernel/qcoreapplication.cpp:1095
#12 0x00007f1f75efef83 in QPlatformWindow::windowEvent(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#13 0x00007f1f7674c4cb in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007f1f74feff08 in QCoreApplication::notifyInternal2 (receiver=0x5612ba085ea0, event=0x7ffdf54fc5f0) at kernel/qcoreapplication.cpp:1095
#15 0x00007f1f7504d009 in QTimerInfoList::activateTimers (this=0x5612b9dc8260) at kernel/qtimerinfo_unix.cpp:643
#16 0x00007f1f7504d809 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:183
#17 idleTimerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:230
#18 0x00007f1f6ece4417 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007f1f6ece4650 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f1f6ece46dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f1f7504db9b in QEventDispatcherGlib::processEvents (this=0x5612b9dc8740, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#22 0x00007f1f74fee06a in QEventLoop::exec (this=this@entry=0x7ffdf54fc840, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#23 0x00007f1f74ff73e0 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1403
#24 0x00005612b9646a5a in main (argc=<optimized out>, argv=<optimized out>) at ./discover/main.cpp:166

Possible duplicates by query: bug 415710, bug 404622, bug 403256, bug 402562, bug 399802.

Reported using DrKonqi