Application: plasma-discover (5.17.5) Qt Version: 5.12.4 Frameworks Version: 5.66.0 Operating System: Linux 5.3.0-29-generic x86_64 Distribution: Ubuntu 19.10 -- Information about the crash: - What I was doing when the application crashed: I simply opened the updates application and it crashed. Not sure if it's related but I've also had some recent video output problems (HDMI). 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 0x7f923f1003c0 (LWP 20805))] Thread 9 (Thread 0x7f921a244700 (LWP 20815)): #0 0x00007f924307ac2f in __GI___poll (fds=0x7f91f400b870, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f9241b99a3e in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f9241b99b73 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f92436236c3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f92435ca63b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f9243403a75 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f9243404cc2 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f9242411669 in start_thread (arg=<optimized out>) at pthread_create.c:479 #8 0x00007f9243087323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 8 (Thread 0x7f921abc3700 (LWP 20814)): #0 0x00007f924307ac2f in __GI___poll (fds=0x55b46f840e60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f9241b99a3e in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f9241b99dc3 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f924190659a in () at /lib/x86_64-linux-gnu/libgio-2.0.so.0 #4 0x00007f9241bc3111 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f9242411669 in start_thread (arg=<optimized out>) at pthread_create.c:479 #6 0x00007f9243087323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 7 (Thread 0x7f921b3c4700 (LWP 20813)): #0 0x00007f924307ac2f in __GI___poll (fds=0x55b46f8300b0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f9241b99a3e in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f9241b99b73 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f9241b99bc1 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f9241bc3111 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f9242411669 in start_thread (arg=<optimized out>) at pthread_create.c:479 #6 0x00007f9243087323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 6 (Thread 0x7f922d725700 (LWP 20810)): #0 0x00007f924308094d in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007f92434070b1 in QSemaphore::acquire(int) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f92435f78e5 in QMetaObject::activate(QObject*, int, int, void**) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f9242a7ff00 in () at /lib/x86_64-linux-gnu/libQt5Network.so.5 #4 0x00007f9242b36874 in () at /lib/x86_64-linux-gnu/libQt5Network.so.5 #5 0x00007f92435f7468 in QMetaObject::activate(QObject*, int, int, void**) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f9242a75985 in () at /lib/x86_64-linux-gnu/libQt5Network.so.5 #7 0x00007f9242a7624b in () at /lib/x86_64-linux-gnu/libQt5Network.so.5 #8 0x00007f92435f7468 in QMetaObject::activate(QObject*, int, int, void**) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #9 0x00007f9242b2f9d3 in () at /lib/x86_64-linux-gnu/libQt5Network.so.5 #10 0x00007f9242b23b5e in () at /lib/x86_64-linux-gnu/libQt5Network.so.5 #11 0x00007f9242b23fa6 in () at /lib/x86_64-linux-gnu/libQt5Network.so.5 #12 0x00007f9242afdd13 in () at /lib/x86_64-linux-gnu/libQt5Network.so.5 #13 0x00007f92435f7468 in QMetaObject::activate(QObject*, int, int, void**) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #14 0x00007f9242ac0834 in () at /lib/x86_64-linux-gnu/libQt5Network.so.5 #15 0x00007f9242ac08cf in () at /lib/x86_64-linux-gnu/libQt5Network.so.5 #16 0x00007f9242ad2db9 in () at /lib/x86_64-linux-gnu/libQt5Network.so.5 #17 0x00007f9244540a86 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #18 0x00007f9244549e00 in QApplication::notify(QObject*, QEvent*) () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #19 0x00007f92435cba9a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #20 0x00007f9243624305 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #21 0x00007f9241b9984d in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #22 0x00007f9241b99ad0 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #23 0x00007f9241b99b73 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #24 0x00007f92436236c3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #25 0x00007f92435ca63b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #26 0x00007f9243403a75 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #27 0x00007f9243404cc2 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #28 0x00007f9242411669 in start_thread (arg=<optimized out>) at pthread_create.c:479 #29 0x00007f9243087323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 5 (Thread 0x7f922e28d700 (LWP 20809)): #0 0x00007f9241be5c68 in g_mutex_unlock () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f9241b999f9 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f9241b99b73 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f92436236c3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f92435ca63b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f9243403a75 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f9243404cc2 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f9242411669 in start_thread (arg=<optimized out>) at pthread_create.c:479 #8 0x00007f9243087323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 4 (Thread 0x7f92369db700 (LWP 20808)): #0 0x00007f9241be5c68 in g_mutex_unlock () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f9241b998ed in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f9241b99b73 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f92436236c3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f92435ca63b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f9243403a75 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f9243c5d319 in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f9243404cc2 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f9242411669 in start_thread (arg=<optimized out>) at pthread_create.c:479 #9 0x00007f9243087323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 3 (Thread 0x7f9237bec700 (LWP 20807)): #0 0x00007f924307ac2f in __GI___poll (fds=0x7f923000ad10, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f9241b99a3e in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f9241b99b73 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f92436236c3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f92435ca63b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f9243403a75 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f9244a86efa in () at /lib/x86_64-linux-gnu/libQt5DBus.so.5 #7 0x00007f9243404cc2 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f9242411669 in start_thread (arg=<optimized out>) at pthread_create.c:479 #9 0x00007f9243087323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 2 (Thread 0x7f923e24e700 (LWP 20806)): #0 0x00007f924307ac2f in __GI___poll (fds=0x7f923e24dba8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f9241a91917 in () at /lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f9241a9353a in xcb_wait_for_event () at /lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f923ea4d288 in () at /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #4 0x00007f9243404cc2 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f9242411669 in start_thread (arg=<optimized out>) at pthread_create.c:479 #6 0x00007f9243087323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 1 (Thread 0x7f923f1003c0 (LWP 20805)): [KCrash Handler] #6 0x00007f9242fab3eb in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50 #7 0x00007f9242f8a899 in __GI_abort () at abort.c:79 #8 0x00007f92433cba99 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #9 0x00007f924503594d in QSGRenderLoop::handleContextCreationFailure(QQuickWindow*, bool) () at /lib/x86_64-linux-gnu/libQt5Quick.so.5 #10 0x00007f9245036a25 in () at /lib/x86_64-linux-gnu/libQt5Quick.so.5 #11 0x00007f92450372ed in () at /lib/x86_64-linux-gnu/libQt5Quick.so.5 #12 0x00007f9243f21b3d in QWindow::event(QEvent*) () at /lib/x86_64-linux-gnu/libQt5Gui.so.5 #13 0x00007f92450b667f in QQuickWindow::event(QEvent*) () at /lib/x86_64-linux-gnu/libQt5Quick.so.5 #14 0x00007f9244540a86 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #15 0x00007f9244549e00 in QApplication::notify(QObject*, QEvent*) () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #16 0x00007f92435cba9a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #17 0x00007f9243f182d6 in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) () at /lib/x86_64-linux-gnu/libQt5Gui.so.5 #18 0x00007f9243f18504 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /lib/x86_64-linux-gnu/libQt5Gui.so.5 #19 0x00007f9243ef226b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Gui.so.5 #20 0x00007f923ea4e28e in () at /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #21 0x00007f9241b9984d in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #22 0x00007f9241b99ad0 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #23 0x00007f9241b99b73 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #24 0x00007f92436236a5 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #25 0x00007f92435ca63b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #26 0x00007f92435d23a6 in QCoreApplication::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #27 0x000055b46cf0f3a1 in () #28 0x00007f9242f8c1e3 in __libc_start_main (main=0x55b46cf0ed00, argc=3, argv=0x7fff33b6dfa8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff33b6df98) at ../csu/libc-start.c:308 #29 0x000055b46cf0f93e in _start () [Inferior 1 (process 20805) detached] Possible duplicates by query: bug 417285, bug 417214, bug 417102, bug 417099, bug 416946. Reported using DrKonqi
You need to reboot after reinstalling or upgrading your graphics drivers. :) *** This bug has been marked as a duplicate of bug 375913 ***