Application: plasma-discover (5.9.4) Qt Version: 5.7.1 Frameworks Version: 5.31.0 Operating System: Linux 4.10.0-26-generic x86_64 Distribution: Ubuntu 17.04 -- Information about the crash: - What I was doing when the application crashed: I was installing remote desktop viewer program when it crashed Was running Firefox, VMware workstation, Keepassx, Konsole, Discover and Ksysguard - Unusual behavior I noticed: - Custom settings of the application: The crash can be reproduced sometimes. -- 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 0x7f5e375c7440 (LWP 5887))] Thread 12 (Thread 0x7f5d9cff9700 (LWP 32725)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225 #1 0x00007f5e33577a86 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f5e335732b2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f5e33576c98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f5e2f9516da in start_thread (arg=0x7f5d9cff9700) at pthread_create.c:456 #5 0x00007f5e32b7ad7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105 Thread 11 (Thread 0x7f5df8ead700 (LWP 32724)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225 #1 0x00007f5e33577a86 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f5e335732b2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f5e33576c98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f5e2f9516da in start_thread (arg=0x7f5df8ead700) at pthread_create.c:456 #5 0x00007f5e32b7ad7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105 Thread 10 (Thread 0x7f5d5ffff700 (LWP 5930)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f5e33577b4b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f5e369bd495 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #3 0x00007f5e369bdd8a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #4 0x00007f5e33576c98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f5e2f9516da in start_thread (arg=0x7f5d5ffff700) at pthread_create.c:456 #6 0x00007f5e32b7ad7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105 Thread 9 (Thread 0x7f5df98b1700 (LWP 5900)): #0 0x00007f5e32b6ed8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f5e2d7ee576 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5e2d7ee68c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5e3379af2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f5e3374488a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f5e33571fe3 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f5e33576c98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f5e2f9516da in start_thread (arg=0x7f5df98b1700) at pthread_create.c:456 #8 0x00007f5e32b7ad7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105 Thread 8 (Thread 0x7f5dfbfff700 (LWP 5897)): #0 0x00007f5e32b6ed8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f5e2d7ee576 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5e2d7ee68c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5e3379af2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f5e3374488a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f5e33571fe3 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f5e33576c98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f5e2f9516da in start_thread (arg=0x7f5dfbfff700) at pthread_create.c:456 #8 0x00007f5e32b7ad7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105 Thread 7 (Thread 0x7f5e012aa700 (LWP 5895)): #0 0x00007f5e32b6ed8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f5e2d7ee576 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5e2d7ee902 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5e02ea2476 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 #4 0x00007f5e2d815f65 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f5e2f9516da in start_thread (arg=0x7f5e012aa700) at pthread_create.c:456 #6 0x00007f5e32b7ad7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105 Thread 6 (Thread 0x7f5e01aab700 (LWP 5894)): #0 0x00007f5e32b6ed8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f5e2d7ee576 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5e2d7ee68c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5e2d7ee6d1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f5e2d815f65 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f5e2f9516da in start_thread (arg=0x7f5e01aab700) at pthread_create.c:456 #6 0x00007f5e32b7ad7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105 Thread 5 (Thread 0x7f5e1923f700 (LWP 5893)): #0 0x00007f5e32b6ed8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f5e2d7ee576 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5e2d7ee68c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5e3379af2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f5e3374488a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f5e33571fe3 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f5e3694e4c6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #7 0x00007f5e33576c98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f5e2f9516da in start_thread (arg=0x7f5e1923f700) at pthread_create.c:456 #9 0x00007f5e32b7ad7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105 Thread 4 (Thread 0x7f5e1b460700 (LWP 5890)): #0 0x00007f5e32b6ed8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f5e2d7ee576 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5e2d7ee68c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5e3379af2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f5e3374488a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f5e33571fe3 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f5e340fbdf5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f5e33576c98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f5e2f9516da in start_thread (arg=0x7f5e1b460700) at pthread_create.c:456 #9 0x00007f5e32b7ad7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105 Thread 3 (Thread 0x7f5e1c671700 (LWP 5889)): #0 0x00007ffe02dfd947 in ?? () #1 0x00007ffe02dfdbd9 in clock_gettime () #2 0x00007f5e32b89506 in __GI___clock_gettime (clock_id=1, tp=0x7f5e1c670a30) at ../sysdeps/unix/clock_gettime.c:115 #3 0x00007f5e3361bf71 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f5e33798ba9 in QTimerInfoList::updateCurrentTime() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f5e33799155 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f5e3379a4fe in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f5e2d7eda6d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #8 0x00007f5e2d7ee49b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #9 0x00007f5e2d7ee68c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #10 0x00007f5e3379af2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #11 0x00007f5e3374488a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #12 0x00007f5e33571fe3 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #13 0x00007f5e353d05c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5 #14 0x00007f5e33576c98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #15 0x00007f5e2f9516da in start_thread (arg=0x7f5e1c671700) at pthread_create.c:456 #16 0x00007f5e32b7ad7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105 Thread 2 (Thread 0x7f5e2526a700 (LWP 5888)): #0 0x00007f5e32b6ed8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f5e2d383c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f5e2d3858d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f5e27df4ed9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #4 0x00007f5e33576c98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f5e2f9516da in start_thread (arg=0x7f5e2526a700) at pthread_create.c:456 #6 0x00007f5e32b7ad7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105 Thread 1 (Thread 0x7f5e375c7440 (LWP 5887)): [KCrash Handler] #6 0x00007f5e33746821 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f5e369cf469 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #8 0x00007f5e369d8357 in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #9 0x00007f5e369d86e1 in QQuickItem::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #10 0x00007f5e34cb035c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #11 0x00007f5e34cb7b11 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #12 0x00007f5e337468a0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #13 0x00007f5e369cf469 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #14 0x00007f5e369d8357 in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #15 0x00007f5e369d86e1 in QQuickItem::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #16 0x00007f5e34cb035c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #17 0x00007f5e34cb7b11 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #18 0x00007f5e337468a0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #19 0x00007f5e369cf469 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #20 0x00007f5e369d8357 in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #21 0x00007f5e369d86e1 in QQuickItem::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #22 0x00007f5e34cb035c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #23 0x00007f5e34cb7b11 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #24 0x00007f5e337468a0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #25 0x00007f5e369cf469 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #26 0x00007f5e369d8357 in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #27 0x00007f5e369d86e1 in QQuickItem::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #28 0x00007f5e34cb035c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #29 0x00007f5e34cb7b11 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #30 0x00007f5e337468a0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #31 0x00007f5e369eb143 in QQuickWindow::sendEvent(QQuickItem*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #32 0x00007f5e369eb58f in QQuickWindow::keyReleaseEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #33 0x00007f5e34528475 in QWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #34 0x00007f5e369f3245 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #35 0x00007f5e34cb035c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #36 0x00007f5e34cb7b11 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #37 0x00007f5e337468a0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #38 0x00007f5e34518d18 in QGuiApplicationPrivate::processKeyEvent(QWindowSystemInterfacePrivate::KeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #39 0x00007f5e3451e285 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #40 0x00007f5e344fc23b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #41 0x00007f5e27e2b830 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #42 0x00007f5e2d7ee377 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #43 0x00007f5e2d7ee5e0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #44 0x00007f5e2d7ee68c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #45 0x00007f5e3379af0f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #46 0x00007f5e3374488a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #47 0x00007f5e3374cffc in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #48 0x000055ee0bf5bb16 in ?? () #49 0x00007f5e32a923f1 in __libc_start_main (main=0x55ee0bf5b410, argc=3, argv=0x7ffe02dd4608, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe02dd45f8) at ../csu/libc-start.c:291 #50 0x000055ee0bf5bd5a in _start () Possible duplicates by query: bug 381973, bug 381892, bug 381814, bug 379811, bug 379757. Reported using DrKonqi
The backtrace tells us this is a duplicate - technically the bug is not when you are installing things, but rather because you used the keyboard (this could even be an alt-tab). Thank you very much for the report, and for the lovely, full backtrace :) *** This bug has been marked as a duplicate of bug 378339 ***