https://bugs.kde.org/show_bug.cgi?id=449585
--- Comment #2 from Bryan D. Stine <br...@southcape.org> --- (In reply to Nate Graham from comment #1) > Thank you for the bug report! Unfortunately the backtrace is incomplete and > missing debug symbols for the following that we need to figure out exactly > what's going wrong: > > > #9 0x00007fba6c7dfbc1 in ?? () from > > /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/plasma/core/libcorebindingsplugin.so > > Could you please install debug symbols for Plasma, reproduce the crash, and > attach a new symbolicated backtrace? See > https://community.kde.org/Guidelines_and_HOWTOs/Debugging/ > How_to_create_useful_crash_reports > > Thanks again! Hi Nate, thanks for the quick triage. Hope this has what's needed. I'm learning through additional context online that this is probably ungraceful handling of bad behavior in NVidia's binary graphics driver. Application: Plasma (plasmashell), signal: Segmentation fault [New LWP 1444] [New LWP 1480] [New LWP 1550] [New LWP 1633] [New LWP 1634] [New LWP 1685] [New LWP 1770] [New LWP 1896] [New LWP 2080] [New LWP 2274] [New LWP 2276] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563e59292720) at ../sysdeps/nptl/futex-internal.h:183 __preamble__ [Current thread is 1 (Thread 0x7f9b7122a9c0 (LWP 1427))] Thread 12 (Thread 0x7f9ae17fe700 (LWP 2276)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563e5a445650) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563e5a445600, cond=0x563e5a445628) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x563e5a445628, mutex=0x563e5a445600) at pthread_cond_wait.c:638 #3 0x00007f9b7547f6db in QWaitConditionPrivate::wait (deadline=..., this=0x563e5a445600) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=this@entry=0x7f9b6004d1c8, mutex=mutex@entry=0x7f9b6004d1c0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007f9b770ebc44 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x7f9b6004d1b8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x7f9b6004d120) at scenegraph/qsgthreadedrenderloop.cpp:936 #7 0x00007f9b770ec0b9 in QSGRenderThread::run (this=0x7f9b6004d120) at scenegraph/qsgthreadedrenderloop.cpp:1053 #8 0x00007f9b75479543 in QThreadPrivate::start (arg=0x7f9b6004d120) at thread/qthread_unix.cpp:331 #9 0x00007f9b743b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007f9b750f7293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 11 (Thread 0x7f9af5010700 (LWP 2274)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563e59e35f44) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563e59e35ef0, cond=0x563e59e35f18) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x563e59e35f18, mutex=0x563e59e35ef0) at pthread_cond_wait.c:638 #3 0x00007f9b7547f6db in QWaitConditionPrivate::wait (deadline=..., this=0x563e59e35ef0) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=this@entry=0x563e59d649e8, mutex=mutex@entry=0x563e59d649e0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007f9b770ebc44 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x563e59d649d8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x563e59d64940) at scenegraph/qsgthreadedrenderloop.cpp:936 #7 0x00007f9b770ec0b9 in QSGRenderThread::run (this=0x563e59d64940) at scenegraph/qsgthreadedrenderloop.cpp:1053 #8 0x00007f9b75479543 in QThreadPrivate::start (arg=0x563e59d64940) at thread/qthread_unix.cpp:331 #9 0x00007f9b743b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007f9b750f7293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 10 (Thread 0x7f9ae3fff700 (LWP 2080)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563e59830e80) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563e59830e30, cond=0x563e59830e58) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x563e59830e58, mutex=0x563e59830e30) at pthread_cond_wait.c:638 #3 0x00007f9b7547f6db in QWaitConditionPrivate::wait (deadline=..., this=0x563e59830e30) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=this@entry=0x7f9b60016768, mutex=mutex@entry=0x7f9b60016760, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007f9b770ebc44 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x7f9b60016758) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x7f9b600166c0) at scenegraph/qsgthreadedrenderloop.cpp:936 #7 0x00007f9b770ec0b9 in QSGRenderThread::run (this=0x7f9b600166c0) at scenegraph/qsgthreadedrenderloop.cpp:1053 #8 0x00007f9b75479543 in QThreadPrivate::start (arg=0x7f9b600166c0) at thread/qthread_unix.cpp:331 #9 0x00007f9b743b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007f9b750f7293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 9 (Thread 0x7f9af668f700 (LWP 1896)): [KCrash Handler] #4 QSGAreaAllocator::deallocateInNode (this=this@entry=0x7f9aec139e80, pos=..., node=0x18) at scenegraph/util/qsgareaallocator.cpp:170 #5 0x00007f9b77099dda in QSGAreaAllocator::deallocate (this=this@entry=0x7f9aec139e80, rect=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qpoint.h:124 #6 0x00007f9b770a05a3 in QSGOpenGLAtlasTexture::AtlasBase::remove (this=0x7f9aec139e70, t=0x7f9aec6710e0) at scenegraph/util/qsgopenglatlastexture.cpp:286 #7 0x00007f9b770a06e1 in QSGOpenGLAtlasTexture::Texture::~Texture (this=0x7f9aec6710e0, __in_chrg=<optimized out>) at scenegraph/util/qsgopenglatlastexture.cpp:516 #8 0x00007f9b770a06fd in QSGOpenGLAtlasTexture::Texture::~Texture (this=0x7f9aec6710e0, __in_chrg=<optimized out>) at scenegraph/util/qsgopenglatlastexture.cpp:539 #9 0x00007f9b664ebbc1 in QScopedPointerDeleter<QSGTexture>::cleanup (pointer=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qscopedpointer.h:52 #10 QScopedPointer<QSGTexture, QScopedPointerDeleter<QSGTexture> >::~QScopedPointer (this=0x7f9aec1ae420, __in_chrg=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qscopedpointer.h:107 #11 Plasma::WindowTextureProvider::~WindowTextureProvider (this=0x7f9aec1ae410, __in_chrg=<optimized out>) at ./src/declarativeimports/core/windowthumbnail.h:149 #12 Plasma::WindowTextureProvider::~WindowTextureProvider (this=0x7f9aec1ae410, __in_chrg=<optimized out>) at ./src/declarativeimports/core/windowthumbnail.h:149 #13 0x00007f9b770ecdf2 in QSGRenderThread::event (this=0x563e59013270, e=0x563e57c9eae0) at scenegraph/qsgthreadedrenderloop.cpp:394 #14 0x00007f9b770ebbe4 in QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x563e59013270) at scenegraph/qsgthreadedrenderloop.cpp:937 #15 0x00007f9b770ec0b9 in QSGRenderThread::run (this=0x563e59013270) at scenegraph/qsgthreadedrenderloop.cpp:1053 #16 0x00007f9b75479543 in QThreadPrivate::start (arg=0x563e59013270) at thread/qthread_unix.cpp:331 #17 0x00007f9b743b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #18 0x00007f9b750f7293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 8 (Thread 0x7f9b352f5700 (LWP 1770)): #0 0x00007f9b750eaaff in __GI___poll (fds=0x7f9af0006930, nfds=1, timeout=2861860) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f9b7398136e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f9b739814a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f9b756baa0b in QEventDispatcherGlib::processEvents (this=0x7f9af0000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425 #4 0x00007f9b7565ec9b in QEventLoop::exec (this=this@entry=0x7f9b352f4ba0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141 #5 0x00007f9b75478362 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #6 0x00007f9b353da07c in KCupsConnection::run() () from /lib/x86_64-linux-gnu/libkcupslib.so #7 0x00007f9b75479543 in QThreadPrivate::start (arg=0x563e587e1d00) at thread/qthread_unix.cpp:331 #8 0x00007f9b743b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #9 0x00007f9b750f7293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 7 (Thread 0x7f9b58cf6700 (LWP 1685)): #0 0x00007f9b750eaaff in __GI___poll (fds=0x7f9b4c0043d0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f9b7398136e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f9b739814a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f9b756baa0b in QEventDispatcherGlib::processEvents (this=0x7f9b4c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425 #4 0x00007f9b7565ec9b in QEventLoop::exec (this=this@entry=0x7f9b58cf5ba0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141 #5 0x00007f9b75478362 in QThread::exec (this=this@entry=0x7f9b5c0ab450) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #6 0x00007f9b7702640a in QQuickPixmapReader::run (this=0x7f9b5c0ab450) at util/qquickpixmapcache.cpp:1024 #7 0x00007f9b75479543 in QThreadPrivate::start (arg=0x7f9b5c0ab450) at thread/qthread_unix.cpp:331 #8 0x00007f9b743b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #9 0x00007f9b750f7293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 6 (Thread 0x7f9b65122700 (LWP 1634)): #0 0x00007f9b750ed12b in __GI___select (nfds=40, readfds=0x7f9b65121ba0, writefds=0x0, exceptfds=0x0, timeout=0x7f9b65121b90) at ../sysdeps/unix/sysv/linux/select.c:41 #1 0x00007f9b6d780101 in ?? () from /lib/x86_64-linux-gnu/libnvidia-glcore.so.470.86 #2 0x00007f9b6d77dc2d in ?? () from /lib/x86_64-linux-gnu/libnvidia-glcore.so.470.86 #3 0x00007f9b743b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #4 0x00007f9b750f7293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 5 (Thread 0x7f9b5bfff700 (LWP 1633)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563e57c2e5d4) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563e57c2e580, cond=0x563e57c2e5a8) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x563e57c2e5a8, mutex=0x563e57c2e580) at pthread_cond_wait.c:638 #3 0x00007f9b7547f6db in QWaitConditionPrivate::wait (deadline=..., this=0x563e57c2e580) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=this@entry=0x7f9b6800a0e8, mutex=mutex@entry=0x7f9b6800a0e0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007f9b770ebc44 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x7f9b6800a0d8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x7f9b6800a040) at scenegraph/qsgthreadedrenderloop.cpp:936 #7 0x00007f9b770ec0b9 in QSGRenderThread::run (this=0x7f9b6800a040) at scenegraph/qsgthreadedrenderloop.cpp:1053 #8 0x00007f9b75479543 in QThreadPrivate::start (arg=0x7f9b6800a040) at thread/qthread_unix.cpp:331 #9 0x00007f9b743b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007f9b750f7293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 4 (Thread 0x7f9b675ef700 (LWP 1550)): #0 0x00007f9b750eaaff in __GI___poll (fds=0x7f9b5c004a60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f9b7398136e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f9b739814a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f9b756baa0b in QEventDispatcherGlib::processEvents (this=0x7f9b5c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425 #4 0x00007f9b7565ec9b in QEventLoop::exec (this=this@entry=0x7f9b675eebc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141 #5 0x00007f9b75478362 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #6 0x00007f9b76c8c539 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f9b75479543 in QThreadPrivate::start (arg=0x563e576194a0) at thread/qthread_unix.cpp:331 #8 0x00007f9b743b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #9 0x00007f9b750f7293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 3 (Thread 0x7f9b6fa73700 (LWP 1480)): #0 0x00007f9b750eaaff in __GI___poll (fds=0x7f9b60004e60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f9b7398136e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f9b739814a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f9b756baa0b in QEventDispatcherGlib::processEvents (this=0x7f9b60000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425 #4 0x00007f9b7565ec9b in QEventLoop::exec (this=this@entry=0x7f9b6fa72bb0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141 #5 0x00007f9b75478362 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #6 0x00007f9b75fedf4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5 #7 0x00007f9b75479543 in QThreadPrivate::start (arg=0x7f9b76071d80) at thread/qthread_unix.cpp:331 #8 0x00007f9b743b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #9 0x00007f9b750f7293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 2 (Thread 0x7f9b706d3700 (LWP 1444)): #0 0x00007f9b750eaaff in __GI___poll (fds=0x7f9b706d2ae8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f9b77803c1a in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f9b7780590a in xcb_wait_for_event () from /lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f9b70e09f98 in QXcbEventQueue::run (this=0x563e5726f450) at qxcbeventqueue.cpp:228 #4 0x00007f9b75479543 in QThreadPrivate::start (arg=0x563e5726f450) at thread/qthread_unix.cpp:331 #5 0x00007f9b743b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #6 0x00007f9b750f7293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 1 (Thread 0x7f9b7122a9c0 (LWP 1427)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563e59292720) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563e592926d0, cond=0x563e592926f8) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x563e592926f8, mutex=0x563e592926d0) at pthread_cond_wait.c:638 #3 0x00007f9b7547f6db in QWaitConditionPrivate::wait (deadline=..., this=0x563e592926d0) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=<optimized out>, mutex=0x563e590132c8, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007f9b770ea237 in QSGThreadedRenderLoop::polishAndSync (this=this@entry=0x7f9b680070f0, w=0x563e59318630, inExpose=inExpose@entry=false) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 0x00007f9b770eae14 in QSGThreadedRenderLoop::handleUpdateRequest (this=0x7f9b680070f0, window=0x563e585e6470) at scenegraph/qsgthreadedrenderloop.cpp:1430 #7 0x00007f9b77156217 in QQuickWindow::event (this=this@entry=0x563e585e6470, e=e@entry=0x7ffcb1cd2300) at items/qquickwindow.cpp:1857 #8 0x0000563e560c23e7 in PanelView::event (this=0x563e585e6470, e=0x7ffcb1cd2300) at ./shell/panelview.cpp:1022 #9 0x00007f9b76371dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #10 0x00007f9b7637abb8 in QApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #11 0x00007f9b7566019a in QCoreApplication::notifyInternal2 (receiver=0x563e585e6470, event=0x7ffcb1cd2300) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:332 #12 0x00007f9b75a33d54 in QPlatformWindow::deliverUpdateRequest (this=<optimized out>) at kernel/qplatformwindow.cpp:789 #13 QPlatformWindow::windowEvent (this=<optimized out>, event=<optimized out>) at kernel/qplatformwindow.cpp:476 #14 0x00007f9b7637aa83 in QApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #15 0x00007f9b7566019a in QCoreApplication::notifyInternal2 (receiver=0x563e585e6470, event=0x7ffcb1cd2590) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:332 #16 0x00007f9b756b9d40 in QTimerInfoList::activateTimers (this=0x563e5738e4f0) at kernel/qtimerinfo_unix.cpp:643 #17 0x00007f9b756ba62c in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:183 #18 0x00007f9b7398117d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #19 0x00007f9b73981400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #20 0x00007f9b739814a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #21 0x00007f9b756ba9f2 in QEventDispatcherGlib::processEvents (this=0x563e573902d0, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #22 0x00007f9b7565ec9b in QEventLoop::exec (this=this@entry=0x7ffcb1cd27d0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141 #23 0x00007f9b75666e44 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #24 0x0000563e560a7cf5 in main (argc=<optimized out>, argv=<optimized out>) at ./shell/main.cpp:238 [Inferior 1 (process 1427) detached] -- You are receiving this mail because: You are watching all bug changes.
