Application: plasma-discover (5.17.4) Qt Version: 5.13.2 Frameworks Version: 5.65.0 Operating System: Linux 5.0.0-37-generic x86_64 Distribution: KDE neon User Edition 5.17 -- Information about the crash: - What I was doing when the application crashed: (KDE NEON USER) I tried to use discover to update my system libraries, it was too slow so I closed it and did it in the terminal using apt-get update && pkcon update. Apt said that i had a couple of repeated targets in my source list (in this case geogebra) so i eliminated the repeated source with sudo rm /etc/apt/sources.list.d/geogebra.list and then I wanted to check in Discover if i hadn't left behind any non-updated packages in the the update list and that's when the crashing started. I tried to open Discover multiple times, it showed the window but with nothing in it and then it crashes. The crash can be reproduced sometimes. -- 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 0x7f6ac1216240 (LWP 15132))] Thread 9 (Thread 0x7f6a358ee700 (LWP 15144)): #0 0x00007f6abc4fd0b4 in __GI___libc_read (fd=56, buf=0x7f6a358eda50, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27 #1 0x00007f6ab6bb22d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6ab6b6d0b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6ab6b6d570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6ab6b6d6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f6abce54b9b in QEventDispatcherGlib::processEvents (this=0x7f6a28000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425 #6 0x00007f6abcdf506a in QEventLoop::exec (this=this@entry=0x7f6a358edc60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225 #7 0x00007f6abcc103aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531 #8 0x00007f6abcc11b52 in QThreadPrivate::start (arg=0x5651a4278460) at thread/qthread_unix.cpp:360 #9 0x00007f6ab8d0a6db in start_thread (arg=0x7f6a358ee700) at pthread_create.c:463 #10 0x00007f6abc50e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 8 (Thread 0x7f6a37663700 (LWP 15141)): #0 0x00007f6abc501bf9 in __GI___poll (fds=0x7f6a2c003ce0, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f6ab6b6d5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6ab6b6d6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6abce54b9b in QEventDispatcherGlib::processEvents (this=0x7f6a2c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425 #4 0x00007f6abcdf506a in QEventLoop::exec (this=this@entry=0x7f6a37662c60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225 #5 0x00007f6abcc103aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531 #6 0x00007f6abcc11b52 in QThreadPrivate::start (arg=0x5651a653b810) at thread/qthread_unix.cpp:360 #7 0x00007f6ab8d0a6db in start_thread (arg=0x7f6a37663700) at pthread_create.c:463 #8 0x00007f6abc50e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 7 (Thread 0x7f6a84aa6700 (LWP 15140)): #0 0x00007f6abc501bf9 in __GI___poll (fds=0x7f6a30003ce0, nfds=1, timeout=9589) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f6ab6b6d5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6ab6b6d6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6abce54b9b in QEventDispatcherGlib::processEvents (this=0x7f6a30000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425 #4 0x00007f6abcdf506a in QEventLoop::exec (this=this@entry=0x7f6a84aa5c60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225 #5 0x00007f6abcc103aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531 #6 0x00007f6abcc11b52 in QThreadPrivate::start (arg=0x5651a616bfc0) at thread/qthread_unix.cpp:360 #7 0x00007f6ab8d0a6db in start_thread (arg=0x7f6a84aa6700) at pthread_create.c:463 #8 0x00007f6abc50e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 6 (Thread 0x7f6a87fff700 (LWP 15137)): #0 0x00007f6abc4fd0b4 in __GI___libc_read (fd=23, buf=0x7f6a87ffeb90, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27 #1 0x00007f6ab6bb22d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6ab6b6d0b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6ab6b6d570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6ab6b6d962 in g_main_loop_run () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f6ab5af40e6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 #6 0x00007f6ab6b95195 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #7 0x00007f6ab8d0a6db in start_thread (arg=0x7f6a87fff700) at pthread_create.c:463 #8 0x00007f6abc50e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 5 (Thread 0x7f6a8cab4700 (LWP 15136)): #0 0x00007f6ab6b6a4b7 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6ab6b6ca63 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6ab6b6d4fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6ab6b6d6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6ab6b6d721 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f6ab6b95195 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #6 0x00007f6ab8d0a6db in start_thread (arg=0x7f6a8cab4700) at pthread_create.c:463 #7 0x00007f6abc50e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 4 (Thread 0x7f6aa35ef700 (LWP 15135)): #0 0x00007f6ab6bb3664 in g_mutex_unlock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6ab6b6d4ee in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6ab6b6d6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6abce54b9b in QEventDispatcherGlib::processEvents (this=0x7f6a98000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425 #4 0x00007f6abcdf506a in QEventLoop::exec (this=this@entry=0x7f6aa35eec40, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225 #5 0x00007f6abcc103aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531 #6 0x00007f6abd86a815 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f6abcc11b52 in QThreadPrivate::start (arg=0x5651a42180e0) at thread/qthread_unix.cpp:360 #8 0x00007f6ab8d0a6db in start_thread (arg=0x7f6aa35ef700) at pthread_create.c:463 #9 0x00007f6abc50e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 3 (Thread 0x7f6aa8883700 (LWP 15134)): #0 0x00007f6abc4fd0b4 in __GI___libc_read (fd=15, buf=0x7f6aa8882a20, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27 #1 0x00007f6ab6bb22d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6ab6b6d0b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6ab6b6d570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6ab6b6d6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f6abce54b9b in QEventDispatcherGlib::processEvents (this=0x7f6a9c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425 #6 0x00007f6abcdf506a in QEventLoop::exec (this=this@entry=0x7f6aa8882c30, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225 #7 0x00007f6abcc103aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531 #8 0x00007f6abec610e5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5 #9 0x00007f6abcc11b52 in QThreadPrivate::start (arg=0x7f6abeed8d80) at thread/qthread_unix.cpp:360 #10 0x00007f6ab8d0a6db in start_thread (arg=0x7f6aa8883700) at pthread_create.c:463 #11 0x00007f6abc50e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 2 (Thread 0x7f6aac773700 (LWP 15133)): #0 0x00007f6abc501bf9 in __GI___poll (fds=0x7f6aac772b68, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f6ab6473747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f6ab647536a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f6aaf351e10 in QXcbEventQueue::run (this=0x5651a41789d0) at qxcbeventqueue.cpp:228 #4 0x00007f6abcc11b52 in QThreadPrivate::start (arg=0x5651a41789d0) at thread/qthread_unix.cpp:360 #5 0x00007f6ab8d0a6db in start_thread (arg=0x7f6aac773700) at pthread_create.c:463 #6 0x00007f6abc50e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 1 (Thread 0x7f6ac1216240 (LWP 15132)): [KCrash Handler] #6 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51 #7 0x00007f6abc42d801 in __GI_abort () at abort.c:79 #8 0x00007f6abcbedcbb in qt_message_fatal (context=..., message=<synthetic pointer>...) at global/qlogging.cpp:1907 #9 QMessageLogger::fatal (this=this@entry=0x7ffeea890240, msg=msg@entry=0x7f6ac05a52b6 "%s") at global/qlogging.cpp:888 #10 0x00007f6ac03962fd in QSGRenderLoop::handleContextCreationFailure (this=this@entry=0x5651a4349300, window=0x5651a42c6fc0, isEs=<optimized out>) at scenegraph/qsgrenderloop.cpp:276 #11 0x00007f6ac03970ed in QSGGuiThreadRenderLoop::renderWindow (this=this@entry=0x5651a4349300, window=<optimized out>) at scenegraph/qsgrenderloop.cpp:378 #12 0x00007f6ac0397e8a in QSGGuiThreadRenderLoop::exposureChanged (this=0x5651a4349300, window=<optimized out>) at scenegraph/qsgrenderloop.cpp:484 #13 0x00007f6abdd1a525 in QWindow::event (this=this@entry=0x5651a42c6fc0, ev=ev@entry=0x7ffeea890750) at kernel/qwindow.cpp:2359 #14 0x00007f6ac0415a45 in QQuickWindow::event (this=0x5651a42c6fc0, e=0x7ffeea890750) at items/qquickwindow.cpp:1695 #15 0x00007f6abe540eac in QApplicationPrivate::notify_helper (this=this@entry=0x5651a4155680, receiver=receiver@entry=0x5651a42c6fc0, e=e@entry=0x7ffeea890750) at kernel/qapplication.cpp:3703 #16 0x00007f6abe5484b0 in QApplication::notify (this=0x7ffeea890af0, receiver=0x5651a42c6fc0, e=0x7ffeea890750) at kernel/qapplication.cpp:3449 #17 0x00007f6abcdf6f08 in QCoreApplication::notifyInternal2 (receiver=0x5651a42c6fc0, event=0x7ffeea890750) at kernel/qcoreapplication.cpp:1095 #18 0x00007f6abcdf70ee in QCoreApplication::sendSpontaneousEvent (receiver=receiver@entry=0x5651a42c6fc0, event=event@entry=0x7ffeea890750) at kernel/qcoreapplication.cpp:1502 #19 0x00007f6abdd1041a in QGuiApplicationPrivate::processExposeEvent (e=0x5651a6754460) at kernel/qguiapplication.cpp:3081 #20 0x00007f6abdd1066d in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x5651a6754460) at kernel/qguiapplication.cpp:1911 #21 0x00007f6abdcea79b in QWindowSystemInterface::sendWindowSystemEvents (flags=flags@entry=...) at kernel/qwindowsysteminterface.cpp:1148 #22 0x00007f6aaf352dda in xcbSourceDispatch (source=<optimized out>) at qxcbeventdispatcher.cpp:105 #23 0x00007f6ab6b6d417 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #24 0x00007f6ab6b6d650 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #25 0x00007f6ab6b6d6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #26 0x00007f6abce54b7f in QEventDispatcherGlib::processEvents (this=0x5651a41dded0, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #27 0x00007f6abcdf506a in QEventLoop::exec (this=this@entry=0x7ffeea890a30, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225 #28 0x00007f6abcdfe3e0 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1403 #29 0x00005651a3bc8a1a in main (argc=<optimized out>, argv=<optimized out>) at ./discover/main.cpp:166 Possible duplicates by query: bug 415105, bug 414938, bug 414922, bug 414506, bug 413943. Reported using DrKonqi
*** This bug has been marked as a duplicate of bug 375913 ***