https://bugs.kde.org/show_bug.cgi?id=373078
--- Comment #14 from Lucas <kde...@gmail.com> --- Ok here is a backtrace from plasmashell. neon@neon:~$ sudo gdb --pid=3649 GNU gdb (Ubuntu 7.11.1-0ubuntu1~16.04) 7.11.1 Copyright (C) 2016 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: <http://www.gnu.org/software/gdb/bugs/>. Find the GDB manual and other documentation resources online at: <http://www.gnu.org/software/gdb/documentation/>. For help, type "help". Type "apropos word" to search for commands related to "word". Attaching to process 3649 [New LWP 3661] [New LWP 3675] [New LWP 3677] [New LWP 3682] [New LWP 3695] [New LWP 3698] [New LWP 3735] [New LWP 3736] [New LWP 3809] [New LWP 3933] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 185 ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: No such file or directory. (gdb) t a a bt Thread 11 (Thread 0x7f2465201700 (LWP 3933)): #0 0x00007f252c4dfb5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f252bab3218 in wl_display_dispatch_queue () from /usr/lib/x86_64-linux-gnu/libwayland-client.so.0 #2 0x00007f250f949fcb in ?? () from /usr/lib/x86_64-linux-gnu/mesa-egl/libEGL.so.1 #3 0x00007f250f94a744 in ?? () from /usr/lib/x86_64-linux-gnu/mesa-egl/libEGL.so.1 #4 0x00007f250f94a794 in ?? () from /usr/lib/x86_64-linux-gnu/mesa-egl/libEGL.so.1 #5 0x00007f250eafd2b3 in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so #6 0x00007f250eaf9f9c in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so #7 0x00007f250ea203be in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so #8 0x00007f250ea21929 in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so #9 0x00007f250e9c6a12 in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so #10 0x00007f250e9cea61 in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so #11 0x00007f252fe0fe8a in QSGBatchRenderer::Renderer::renderBatches() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #12 0x00007f252fe15734 in QSGBatchRenderer::Renderer::render() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #13 0x00007f252fe2138f in QSGRenderer::renderScene(QSGBindable const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #14 0x00007f252fe21a4b in QSGRenderer::renderScene(unsigned int) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 ---Type <return> to continue, or q <return> to quit---r #15 0x00007f252fe315ee in QSGRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #16 0x00007f252fe7aca9 in QQuickWindowPrivate::renderSceneGraph(QSize const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #17 0x00007f252fe4c02a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #18 0x00007f252fe5069c in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #19 0x00007f252cbdeb98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #20 0x00007f252bcc270a in start_thread (arg=0x7f2465201700) at pthread_create.c:333 #21 0x00007f252c4eb82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 10 (Thread 0x7f2465c11700 (LWP 3809)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f252cbdfa4b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f252fe4feed in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #3 0x00007f252fe507c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #4 0x00007f252cbdeb98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f252bcc270a in start_thread (arg=0x7f2465c11700) at pthread_create.c:333 #6 0x00007f252c4eb82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 9 (Thread 0x7f2466612700 (LWP 3736)): ---Type <return> to continue, or q <return> to quit---r #0 0x00007f252c4dfb5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f252bab3218 in wl_display_dispatch_queue () from /usr/lib/x86_64-linux-gnu/libwayland-client.so.0 #2 0x00007f250f949fcb in ?? () from /usr/lib/x86_64-linux-gnu/mesa-egl/libEGL.so.1 #3 0x00007f250f94a744 in ?? () from /usr/lib/x86_64-linux-gnu/mesa-egl/libEGL.so.1 #4 0x00007f250f94a794 in ?? () from /usr/lib/x86_64-linux-gnu/mesa-egl/libEGL.so.1 #5 0x00007f250eafd2b3 in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so #6 0x00007f250eaf9f9c in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so #7 0x00007f250ea203be in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so #8 0x00007f250ea21929 in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so #9 0x00007f250e9c6a12 in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so #10 0x00007f250e9cea61 in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so #11 0x00007f252fe0fe8a in QSGBatchRenderer::Renderer::renderBatches() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #12 0x00007f252fe15734 in QSGBatchRenderer::Renderer::render() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #13 0x00007f252fe2138f in QSGRenderer::renderScene(QSGBindable const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #14 0x00007f252fe21a4b in QSGRenderer::renderScene(unsigned int) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #15 0x00007f252fe315ee in QSGRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 ---Type <return> to continue, or q <return> to quit---r #16 0x00007f252fe7aca9 in QQuickWindowPrivate::renderSceneGraph(QSize const&) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #17 0x00007f252fe4c02a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #18 0x00007f252fe5069c in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #19 0x00007f252cbdeb98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #20 0x00007f252bcc270a in start_thread (arg=0x7f2466612700) at pthread_create.c:333 #21 0x00007f252c4eb82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 8 (Thread 0x7f246864f700 (LWP 3735)): #0 0x00007f252c4dfb5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f25280da39c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f25280da4ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f252ce0a21f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f252cdb4cea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f252cbd9fb4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f246ab2d587 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so #7 0x00007f252cbdeb98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f252bcc270a in start_thread (arg=0x7f246864f700) ---Type <return> to continue, or q <return> to quit---r at pthread_create.c:333 #9 0x00007f252c4eb82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 7 (Thread 0x7f247f21c700 (LWP 3698)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f252cbdfa4b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f252fe4feed in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #3 0x00007f252fe507c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #4 0x00007f252cbdeb98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f252bcc270a in start_thread (arg=0x7f247f21c700) at pthread_create.c:333 #6 0x00007f252c4eb82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 6 (Thread 0x7f248026c700 (LWP 3695)): #0 0x00007f252c4dfb5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f25280da39c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f25280da4ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f252ce0a23b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f252cdb4cea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 ---Type <return> to continue, or q <return> to quit---r #5 0x00007f252cbd9fb4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f252fde0aa6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #7 0x00007f252cbdeb98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f252bcc270a in start_thread (arg=0x7f248026c700) at pthread_create.c:333 #9 0x00007f252c4eb82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 5 (Thread 0x7f251499f700 (LWP 3682)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f25316325c4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #2 0x00007f2531632609 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #3 0x00007f252bcc270a in start_thread (arg=0x7f251499f700) at pthread_create.c:333 #4 0x00007f252c4eb82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 4 (Thread 0x7f2516dc7700 (LWP 3677)): #0 0x00007f252c4dfb5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f25280da39c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f25280da4ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f252ce0a21f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () ---Type <return> to continue, or q <return> to quit---r from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f252cdb4cea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f252cbd9fb4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f252f45b675 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f252cbdeb98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f252bcc270a in start_thread (arg=0x7f2516dc7700) at pthread_create.c:333 #9 0x00007f252c4eb82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 3 (Thread 0x7f2517fff700 (LWP 3675)): #0 0x00007f252c4dfb5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f25280da39c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f25280da4ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f252ce0a21f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f252cdb4cea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f252cbd9fb4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f252f45b675 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f252cbdeb98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 ---Type <return> to continue, or q <return> to quit---r #8 0x00007f252bcc270a in start_thread (arg=0x7f2517fff700) at pthread_create.c:333 #9 0x00007f252c4eb82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 2 (Thread 0x7f251decb700 (LWP 3661)): #0 0x00007f252c4dfb5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f25280da39c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f25280da4ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f252ce0a23b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f252cdb4cea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f252cbd9fb4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f2531d227a5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5 #7 0x00007f252cbdeb98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f252bcc270a in start_thread (arg=0x7f251decb700) at pthread_create.c:333 #9 0x00007f252c4eb82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 1 (Thread 0x7f2531be68c0 (LWP 3649)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f252cbdfa4b in QWaitCondition::wait(QMutex*, unsigned long) ---Type <return> to continue, or q <return> to quit---r () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f252fe4d215 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #3 0x00007f252fe4db4a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #4 0x00007f252fe85263 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #5 0x00007f253176310b in PlasmaQuick::Dialog::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5 #6 0x00007f252d6a289c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #7 0x00007f252d6aa296 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #8 0x00007f252cdb6cf8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #9 0x00007f252d113d6e in QWindowPrivate::deliverUpdateRequest() () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #10 0x00007f252d1142b9 in QWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #11 0x00007f252fe85285 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #12 0x00007f253176310b in PlasmaQuick::Dialog::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5 #13 0x00007f252d6a289c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #14 0x00007f252d6aa296 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #15 0x00007f252cdb6cf8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #16 0x00007f252ce0916e in QTimerInfoList::activateTimers() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #17 0x00007f252ce096a1 in ?? () ---Type <return> to continue, or q <return> to quit---r from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #18 0x00007f25280da1a7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #19 0x00007f25280da400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #20 0x00007f25280da4ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #21 0x00007f252ce0a21f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #22 0x00007f252cdb4cea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #23 0x00007f252cdbd2fc in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #24 0x000000000041cd68 in ?? () #25 0x00007f252c405830 in __libc_start_main (main=0x41c200, argc=2, argv=0x7ffff7205b28, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffff7205b18) at ../csu/libc-start.c:291 #26 0x000000000041d0e9 in _start () (gdb) -- You are receiving this mail because: You are watching all bug changes.
