Application: kinfocenter (5.17.3) Qt Version: 5.13.2 Frameworks Version: 5.64.0 Operating System: Linux 5.0.0-37-generic x86_64 Distribution: KDE neon User Edition 5.17 -- Information about the crash: Application: 信息中心 (kinfocenter), signal: Segmentation fault Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [Current thread is 1 (Thread 0x7f7cf69aad40 (LWP 18544))] Thread 5 (Thread 0x7f3cbbef2700 (LWP 18602)): #0 0x00007f7cee0f19f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55617e8475a8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 __pthread_cond_wait_common (abstime=0x0, mutex=0x55617e847558, cond=0x55617e847580) at pthread_cond_wait.c:502 #2 __pthread_cond_wait (cond=0x55617e847580, mutex=0x55617e847558) at pthread_cond_wait.c:655 #3 0x00007f7ccf8a9c3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so #4 0x00007f7ccf8a9837 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so #5 0x00007f7cee0eb6db in start_thread (arg=0x7f3cbbef2700) at pthread_create.c:463 #6 0x00007f7cf2c6788f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 4 (Thread 0x7f7cce20c700 (LWP 18547)): #0 0x00007f7cee0f19f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55617e3257e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 __pthread_cond_wait_common (abstime=0x0, mutex=0x55617e325798, cond=0x55617e3257c0) at pthread_cond_wait.c:502 #2 __pthread_cond_wait (cond=0x55617e3257c0, mutex=0x55617e325798) at pthread_cond_wait.c:655 #3 0x00007f7ccf8a9c3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so #4 0x00007f7ccf8a9837 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so #5 0x00007f7cee0eb6db in start_thread (arg=0x7f7cce20c700) at pthread_create.c:463 #6 0x00007f7cf2c6788f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 3 (Thread 0x7f7cdbdd6700 (LWP 18546)): #0 0x00007ffe23fa56ae in ?? () #1 0x00007f7cf2c76ea6 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f7cdbdd5ae0) at ../sysdeps/unix/clock_gettime.c:115 #2 0x00007f7cf35ad4a1 in qt_clock_gettime (ts=0x7f7cdbdd5ae0, clock=<optimized out>) at kernel/qelapsedtimer_unix.cpp:111 #3 do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166 #4 qt_gettime () at kernel/qelapsedtimer_unix.cpp:175 #5 0x00007f7cf35abcd9 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f7cd4004cf0) at kernel/qtimerinfo_unix.cpp:91 #6 0x00007f7cf35ac2b5 in QTimerInfoList::timerWait (this=0x7f7cd4004cf0, tm=...) at kernel/qtimerinfo_unix.cpp:388 #7 0x00007f7cf35ad8fe in timerSourcePrepareHelper (timeout=0x7f7cdbdd5ba4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:133 #8 timerSourcePrepare (source=<optimized out>, timeout=0x7f7cdbdd5ba4) at kernel/qeventdispatcher_glib.cpp:166 #9 0x00007f7cec3a3b28 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #10 0x00007f7cec3a44fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #11 0x00007f7cec3a46dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #12 0x00007f7cf35adb9b in QEventDispatcherGlib::processEvents (this=0x7f7cd4000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425 #13 0x00007f7cf354e06a in QEventLoop::exec (this=this@entry=0x7f7cdbdd5d70, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225 #14 0x00007f7cf33693aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531 #15 0x00007f7cf0c880e5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5 #16 0x00007f7cf336ab52 in QThreadPrivate::start (arg=0x7f7cf0effd80) at thread/qthread_unix.cpp:360 #17 0x00007f7cee0eb6db in start_thread (arg=0x7f7cdbdd6700) at pthread_create.c:463 #18 0x00007f7cf2c6788f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 2 (Thread 0x7f7ce3729700 (LWP 18545)): #0 0x00007f7cf2c5abf9 in __GI___poll (fds=0x7f7ce3728ca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f7cee71a747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f7cee71c36a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f7ce650ee10 in QXcbEventQueue::run (this=0x55617e0fa0d0) at qxcbeventqueue.cpp:228 #4 0x00007f7cf336ab52 in QThreadPrivate::start (arg=0x55617e0fa0d0) at thread/qthread_unix.cpp:360 #5 0x00007f7cee0eb6db in start_thread (arg=0x7f7ce3729700) at pthread_create.c:463 #6 0x00007f7cf2c6788f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 1 (Thread 0x7f7cf69aad40 (LWP 18544)): [KCrash Handler] #6 QWeakPointer<QObject>::data (this=0xffffffffefcbcb6a) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qsharedpointer_impl.h:569 #7 QPointer<QObject>::data (this=0xffffffffefcbcb6a) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qpointer.h:86 #8 Solid::DeviceInterfacePrivate::backendObject (this=0xffffffffefcbcb62) at ./src/solid/devices/frontend/deviceinterface.cpp:110 #9 0x00007f7ce15e3d08 in Solid::DevicePrivate::~DevicePrivate (this=0x55617e21c9d0, __in_chrg=<optimized out>) at ./src/solid/devices/frontend/device.cpp:222 #10 0x00007f7ce15e3e89 in Solid::DevicePrivate::~DevicePrivate (this=0x55617e21c9d0, __in_chrg=<optimized out>) at ./src/solid/devices/frontend/device.cpp:225 #11 0x00007f7ce15e54b0 in Solid::DeviceManagerPrivate::~DeviceManagerPrivate (this=0x55617e2e97b0, __in_chrg=<optimized out>) at ./src/solid/devices/frontend/devicemanager.cpp:58 #12 0x00007f7ce15e5bf9 in Solid::DeviceManagerPrivate::~DeviceManagerPrivate (this=0x55617e2e97b0, __in_chrg=<optimized out>) at ./src/solid/devices/frontend/devicemanager.cpp:63 #13 0x00007f7cf3370a11 in QThreadStorageData::finish (p=0x55617e0d96b0) at thread/qthreadstorage.cpp:200 #14 0x00007f7cf3552e42 in QCoreApplicationPrivate::cleanupThreadData (this=this@entry=0x55617e0da2b0) at kernel/qcoreapplication.cpp:521 #15 0x00007f7cf3b18098 in QGuiApplicationPrivate::~QGuiApplicationPrivate (this=0x55617e0da2b0, __in_chrg=<optimized out>) at kernel/qguiapplication.cpp:1622 #16 0x00007f7cf4353799 in QApplicationPrivate::~QApplicationPrivate (this=0x55617e0da2b0, __in_chrg=<optimized out>) at kernel/qapplication.cpp:181 #17 0x00007f7cf358815b in QScopedPointerDeleter<QObjectData>::cleanup (pointer=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:60 #18 QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> >::~QScopedPointer (this=0x7ffe23f97398, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:107 #19 QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:891 #20 0x00007f7cf35524d6 in QCoreApplication::~QCoreApplication (this=0x7ffe23f97390, __in_chrg=<optimized out>) at kernel/qcoreapplication.cpp:897 #21 0x00007f7cf3b1bc0c in QGuiApplication::~QGuiApplication (this=0x7ffe23f97390, __in_chrg=<optimized out>) at kernel/qguiapplication.cpp:651 #22 0x00007f7cf4355909 in QApplication::~QApplication (this=0x7ffe23f97390, __in_chrg=<optimized out>) at kernel/qapplication.cpp:773 #23 0x000055617c368303 in KicApp::~KicApp (this=0x7ffe23f97390, __in_chrg=<optimized out>) at ./main.h:34 #24 main (argc=<optimized out>, argv=<optimized out>) at ./main.cpp:75 The crash can be reproduced every time. -- Backtrace: Application: 信息中心 (kinfocenter), signal: Segmentation fault Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [Current thread is 1 (Thread 0x7f7cf69aad40 (LWP 18544))] Thread 5 (Thread 0x7f3cbbef2700 (LWP 18602)): #0 0x00007f7cee0f19f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55617e8475a8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 __pthread_cond_wait_common (abstime=0x0, mutex=0x55617e847558, cond=0x55617e847580) at pthread_cond_wait.c:502 #2 __pthread_cond_wait (cond=0x55617e847580, mutex=0x55617e847558) at pthread_cond_wait.c:655 #3 0x00007f7ccf8a9c3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so #4 0x00007f7ccf8a9837 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so #5 0x00007f7cee0eb6db in start_thread (arg=0x7f3cbbef2700) at pthread_create.c:463 #6 0x00007f7cf2c6788f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 4 (Thread 0x7f7cce20c700 (LWP 18547)): #0 0x00007f7cee0f19f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55617e3257e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 __pthread_cond_wait_common (abstime=0x0, mutex=0x55617e325798, cond=0x55617e3257c0) at pthread_cond_wait.c:502 #2 __pthread_cond_wait (cond=0x55617e3257c0, mutex=0x55617e325798) at pthread_cond_wait.c:655 #3 0x00007f7ccf8a9c3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so #4 0x00007f7ccf8a9837 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so #5 0x00007f7cee0eb6db in start_thread (arg=0x7f7cce20c700) at pthread_create.c:463 #6 0x00007f7cf2c6788f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 3 (Thread 0x7f7cdbdd6700 (LWP 18546)): #0 0x00007ffe23fa56ae in ?? () #1 0x00007f7cf2c76ea6 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f7cdbdd5ae0) at ../sysdeps/unix/clock_gettime.c:115 #2 0x00007f7cf35ad4a1 in qt_clock_gettime (ts=0x7f7cdbdd5ae0, clock=<optimized out>) at kernel/qelapsedtimer_unix.cpp:111 #3 do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166 #4 qt_gettime () at kernel/qelapsedtimer_unix.cpp:175 #5 0x00007f7cf35abcd9 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f7cd4004cf0) at kernel/qtimerinfo_unix.cpp:91 #6 0x00007f7cf35ac2b5 in QTimerInfoList::timerWait (this=0x7f7cd4004cf0, tm=...) at kernel/qtimerinfo_unix.cpp:388 #7 0x00007f7cf35ad8fe in timerSourcePrepareHelper (timeout=0x7f7cdbdd5ba4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:133 #8 timerSourcePrepare (source=<optimized out>, timeout=0x7f7cdbdd5ba4) at kernel/qeventdispatcher_glib.cpp:166 #9 0x00007f7cec3a3b28 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #10 0x00007f7cec3a44fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #11 0x00007f7cec3a46dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #12 0x00007f7cf35adb9b in QEventDispatcherGlib::processEvents (this=0x7f7cd4000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425 #13 0x00007f7cf354e06a in QEventLoop::exec (this=this@entry=0x7f7cdbdd5d70, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225 #14 0x00007f7cf33693aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531 #15 0x00007f7cf0c880e5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5 #16 0x00007f7cf336ab52 in QThreadPrivate::start (arg=0x7f7cf0effd80) at thread/qthread_unix.cpp:360 #17 0x00007f7cee0eb6db in start_thread (arg=0x7f7cdbdd6700) at pthread_create.c:463 #18 0x00007f7cf2c6788f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 2 (Thread 0x7f7ce3729700 (LWP 18545)): #0 0x00007f7cf2c5abf9 in __GI___poll (fds=0x7f7ce3728ca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f7cee71a747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f7cee71c36a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f7ce650ee10 in QXcbEventQueue::run (this=0x55617e0fa0d0) at qxcbeventqueue.cpp:228 #4 0x00007f7cf336ab52 in QThreadPrivate::start (arg=0x55617e0fa0d0) at thread/qthread_unix.cpp:360 #5 0x00007f7cee0eb6db in start_thread (arg=0x7f7ce3729700) at pthread_create.c:463 #6 0x00007f7cf2c6788f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 1 (Thread 0x7f7cf69aad40 (LWP 18544)): [KCrash Handler] #6 QWeakPointer<QObject>::data (this=0xffffffffefcbcb6a) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qsharedpointer_impl.h:569 #7 QPointer<QObject>::data (this=0xffffffffefcbcb6a) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qpointer.h:86 #8 Solid::DeviceInterfacePrivate::backendObject (this=0xffffffffefcbcb62) at ./src/solid/devices/frontend/deviceinterface.cpp:110 #9 0x00007f7ce15e3d08 in Solid::DevicePrivate::~DevicePrivate (this=0x55617e21c9d0, __in_chrg=<optimized out>) at ./src/solid/devices/frontend/device.cpp:222 #10 0x00007f7ce15e3e89 in Solid::DevicePrivate::~DevicePrivate (this=0x55617e21c9d0, __in_chrg=<optimized out>) at ./src/solid/devices/frontend/device.cpp:225 #11 0x00007f7ce15e54b0 in Solid::DeviceManagerPrivate::~DeviceManagerPrivate (this=0x55617e2e97b0, __in_chrg=<optimized out>) at ./src/solid/devices/frontend/devicemanager.cpp:58 #12 0x00007f7ce15e5bf9 in Solid::DeviceManagerPrivate::~DeviceManagerPrivate (this=0x55617e2e97b0, __in_chrg=<optimized out>) at ./src/solid/devices/frontend/devicemanager.cpp:63 #13 0x00007f7cf3370a11 in QThreadStorageData::finish (p=0x55617e0d96b0) at thread/qthreadstorage.cpp:200 #14 0x00007f7cf3552e42 in QCoreApplicationPrivate::cleanupThreadData (this=this@entry=0x55617e0da2b0) at kernel/qcoreapplication.cpp:521 #15 0x00007f7cf3b18098 in QGuiApplicationPrivate::~QGuiApplicationPrivate (this=0x55617e0da2b0, __in_chrg=<optimized out>) at kernel/qguiapplication.cpp:1622 #16 0x00007f7cf4353799 in QApplicationPrivate::~QApplicationPrivate (this=0x55617e0da2b0, __in_chrg=<optimized out>) at kernel/qapplication.cpp:181 #17 0x00007f7cf358815b in QScopedPointerDeleter<QObjectData>::cleanup (pointer=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:60 #18 QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> >::~QScopedPointer (this=0x7ffe23f97398, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:107 #19 QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:891 #20 0x00007f7cf35524d6 in QCoreApplication::~QCoreApplication (this=0x7ffe23f97390, __in_chrg=<optimized out>) at kernel/qcoreapplication.cpp:897 #21 0x00007f7cf3b1bc0c in QGuiApplication::~QGuiApplication (this=0x7ffe23f97390, __in_chrg=<optimized out>) at kernel/qguiapplication.cpp:651 #22 0x00007f7cf4355909 in QApplication::~QApplication (this=0x7ffe23f97390, __in_chrg=<optimized out>) at kernel/qapplication.cpp:773 #23 0x000055617c368303 in KicApp::~KicApp (this=0x7ffe23f97390, __in_chrg=<optimized out>) at ./main.h:34 #24 main (argc=<optimized out>, argv=<optimized out>) at ./main.cpp:75 Possible duplicates by query: bug 414483, bug 414200, bug 409515, bug 353881, bug 296083. Reported using DrKonqi
*** This bug has been marked as a duplicate of bug 414200 ***