https://bugs.kde.org/show_bug.cgi?id=451129
Bug ID: 451129 Summary: System Monitor crashes on opening Product: plasma-systemmonitor Version: master Platform: Neon Packages OS: Linux Status: REPORTED Severity: crash Priority: NOR Component: general Assignee: ksysguard-b...@kde.org Reporter: bugsefor...@gmx.com CC: ahiems...@heimr.nl, plasma-b...@kde.org Target Milestone: --- STEPS TO REPRODUCE 1. open System Monitor 2. 3. OBSERVED RESULT System Monitor crashes after ~3 seconds EXPECTED RESULT no crash SOFTWARE/OS VERSIONS Operating System: KDE neon Unstable Edition KDE Plasma Version: 5.24.80 KDE Frameworks Version: 5.92.0 Qt Version: 5.15.3 Graphics Platform: Wayland Application: System Monitor (plasma-systemmonitor), signal: Segmentation fault Content of s_kcrashErrorMessage: std::unique_ptr<char []> = {get() = 0x0} [New LWP 26921] [New LWP 26922] [New LWP 26927] [New LWP 26933] [New LWP 26925] [New LWP 26934] [New LWP 26935] [New LWP 26926] [New LWP 26923] [New LWP 26932] [New LWP 26924] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Core was generated by `/usr/bin/plasma-systemmonitor'. Program terminated with signal SIGSEGV, Segmentation fault. #0 __GI_raise (sig=sig@entry=11) at ../sysdeps/unix/sysv/linux/raise.c:50 [Current thread is 1 (Thread 0x7feb2cd1d9c0 (LWP 26921))] __preamble__ [Current thread is 1 (Thread 0x7feb2cd1d9c0 (LWP 26921))] Thread 11 (Thread 0x7feb2acd2700 (LWP 26924)): #0 0x00007feb310f09cf in __GI___poll (fds=0x7feb20004a60, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007feb2fa4336e in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7feb20004a60, timeout=<optimized out>, context=0x7feb20000c20) at ../../../glib/gmain.c:4346 #2 g_main_context_iterate (context=context@entry=0x7feb20000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042 #3 0x00007feb2fa434a3 in g_main_context_iteration (context=0x7feb20000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108 #4 0x00007feb316c1932 in QEventDispatcherGlib::processEvents (this=0x7feb20000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #5 0x00007feb31665b6b in QEventLoop::exec (this=this@entry=0x7feb2acd1bb0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141 #6 0x00007feb3147f462 in QThread::exec (this=this@entry=0x7feb32ca7d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #7 0x00007feb32c23f4b in QDBusConnectionManager::run (this=0x7feb32ca7d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:179 #8 0x00007feb31480643 in QThreadPrivate::start (arg=0x7feb32ca7d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:331 #9 0x00007feb30639609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007feb310fd163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 10 (Thread 0x7feb0b7ff700 (LWP 26932)): #0 futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7feb0b7feb50, clockid=<optimized out>, expected=0, futex_word=0x556566a3d4a4) at ../sysdeps/nptl/futex-internal.h:320 #1 __pthread_cond_wait_common (abstime=0x7feb0b7feb50, clockid=<optimized out>, mutex=0x556566a3d450, cond=0x556566a3d478) at pthread_cond_wait.c:520 #2 __pthread_cond_timedwait (cond=0x556566a3d478, mutex=0x556566a3d450, abstime=0x7feb0b7feb50) at pthread_cond_wait.c:656 #3 0x00007feb31486768 in QWaitConditionPrivate::wait_relative (this=0x556566a3d450, deadline=...) at thread/qwaitcondition_unix.cpp:136 #4 QWaitConditionPrivate::wait (deadline=..., this=0x556566a3d450) at thread/qwaitcondition_unix.cpp:144 #5 QWaitCondition::wait (this=this@entry=0x5565664e3b90, mutex=mutex@entry=0x5565663e40e8, deadline=...) at thread/qwaitcondition_unix.cpp:225 #6 0x00007feb31483c71 in QThreadPoolThread::run (this=0x5565664e3b80) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:275 #7 0x00007feb31480643 in QThreadPrivate::start (arg=0x5565664e3b80) at thread/qthread_unix.cpp:331 #8 0x00007feb30639609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #9 0x00007feb310fd163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 9 (Thread 0x7feb2b5d3700 (LWP 26923)): #0 0x00007feb310f09cf in __GI___poll (fds=fds@entry=0x7feb2b5d2be0, nfds=nfds@entry=2, timeout=timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007feb2cf62a66 in poll (__timeout=-1, __nfds=2, __fds=0x7feb2b5d2be0) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46 #2 QtWaylandClient::EventThread::run (this=0x556562d8ccc0) at qwaylanddisplay.cpp:208 #3 0x00007feb31480643 in QThreadPrivate::start (arg=0x556562d8ccc0) at thread/qthread_unix.cpp:331 #4 0x00007feb30639609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #5 0x00007feb310fd163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 8 (Thread 0x7feb1b7fe700 (LWP 26926)): #0 0x00007feb310f09cf in __GI___poll (fds=0x7feb0c004e60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007feb2fa4336e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7feb0c004e60, timeout=<optimized out>, context=0x7feb0c000c20) at ../../../glib/gmain.c:4346 #2 g_main_context_iterate (context=context@entry=0x7feb0c000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042 #3 0x00007feb2fa434a3 in g_main_context_iteration (context=0x7feb0c000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108 #4 0x00007feb316c1932 in QEventDispatcherGlib::processEvents (this=0x7feb0c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #5 0x00007feb31665b6b in QEventLoop::exec (this=this@entry=0x7feb1b7fdbc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141 #6 0x00007feb3147f462 in QThread::exec (this=this@entry=0x556562fdda40) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #7 0x00007feb31d36b39 in QQmlThreadPrivate::run (this=0x556562fdda40) at qml/ftw/qqmlthread.cpp:155 #8 0x00007feb31480643 in QThreadPrivate::start (arg=0x556562fdda40) at thread/qthread_unix.cpp:331 #9 0x00007feb30639609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007feb310fd163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 7 (Thread 0x7feb09ffc700 (LWP 26935)): #0 futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7feb09ffbb50, clockid=<optimized out>, expected=0, futex_word=0x556566a4cb64) at ../sysdeps/nptl/futex-internal.h:320 #1 __pthread_cond_wait_common (abstime=0x7feb09ffbb50, clockid=<optimized out>, mutex=0x556566a4cb10, cond=0x556566a4cb38) at pthread_cond_wait.c:520 #2 __pthread_cond_timedwait (cond=0x556566a4cb38, mutex=0x556566a4cb10, abstime=0x7feb09ffbb50) at pthread_cond_wait.c:656 #3 0x00007feb31486768 in QWaitConditionPrivate::wait_relative (this=0x556566a4cb10, deadline=...) at thread/qwaitcondition_unix.cpp:136 #4 QWaitConditionPrivate::wait (deadline=..., this=0x556566a4cb10) at thread/qwaitcondition_unix.cpp:144 #5 QWaitCondition::wait (this=this@entry=0x556566a4c9d0, mutex=mutex@entry=0x5565663e40e8, deadline=...) at thread/qwaitcondition_unix.cpp:225 #6 0x00007feb31483c71 in QThreadPoolThread::run (this=0x556566a4c9c0) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:275 #7 0x00007feb31480643 in QThreadPrivate::start (arg=0x556566a4c9c0) at thread/qthread_unix.cpp:331 #8 0x00007feb30639609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #9 0x00007feb310fd163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 6 (Thread 0x7feb0a7fd700 (LWP 26934)): #0 futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7feb0a7fcb50, clockid=<optimized out>, expected=0, futex_word=0x556566a4bd60) at ../sysdeps/nptl/futex-internal.h:320 #1 __pthread_cond_wait_common (abstime=0x7feb0a7fcb50, clockid=<optimized out>, mutex=0x556566a4bd10, cond=0x556566a4bd38) at pthread_cond_wait.c:520 #2 __pthread_cond_timedwait (cond=0x556566a4bd38, mutex=0x556566a4bd10, abstime=0x7feb0a7fcb50) at pthread_cond_wait.c:656 #3 0x00007feb31486768 in QWaitConditionPrivate::wait_relative (this=0x556566a4bd10, deadline=...) at thread/qwaitcondition_unix.cpp:136 #4 QWaitConditionPrivate::wait (deadline=..., this=0x556566a4bd10) at thread/qwaitcondition_unix.cpp:144 #5 QWaitCondition::wait (this=this@entry=0x556566a4bc70, mutex=mutex@entry=0x5565663e40e8, deadline=...) at thread/qwaitcondition_unix.cpp:225 #6 0x00007feb31483c71 in QThreadPoolThread::run (this=0x556566a4bc60) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:275 #7 0x00007feb31480643 in QThreadPrivate::start (arg=0x556566a4bc60) at thread/qthread_unix.cpp:331 #8 0x00007feb30639609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #9 0x00007feb310fd163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 5 (Thread 0x7feb1bfff700 (LWP 26925)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556562de36dc) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x556562de3688, cond=0x556562de36b0) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x556562de36b0, mutex=0x556562de3688) at pthread_cond_wait.c:638 #3 0x00007feb288d25eb in cnd_wait (mtx=0x556562de3688, cond=0x556562de36b0) at ../include/c11/threads_posix.h:155 #4 util_queue_thread_func (input=input@entry=0x556562e3a150) at ../src/util/u_queue.c:294 #5 0x00007feb288d21eb in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87 #6 0x00007feb30639609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #7 0x00007feb310fd163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 4 (Thread 0x7feb0affe700 (LWP 26933)): #0 futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7feb0affdb50, clockid=<optimized out>, expected=0, futex_word=0x556566a4b400) at ../sysdeps/nptl/futex-internal.h:320 #1 __pthread_cond_wait_common (abstime=0x7feb0affdb50, clockid=<optimized out>, mutex=0x556566a4b3b0, cond=0x556566a4b3d8) at pthread_cond_wait.c:520 #2 __pthread_cond_timedwait (cond=0x556566a4b3d8, mutex=0x556566a4b3b0, abstime=0x7feb0affdb50) at pthread_cond_wait.c:656 #3 0x00007feb31486768 in QWaitConditionPrivate::wait_relative (this=0x556566a4b3b0, deadline=...) at thread/qwaitcondition_unix.cpp:136 #4 QWaitConditionPrivate::wait (deadline=..., this=0x556566a4b3b0) at thread/qwaitcondition_unix.cpp:144 #5 QWaitCondition::wait (this=this@entry=0x556566a4b390, mutex=mutex@entry=0x5565663e40e8, deadline=...) at thread/qwaitcondition_unix.cpp:225 #6 0x00007feb31483c71 in QThreadPoolThread::run (this=0x556566a4b380) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:275 #7 0x00007feb31480643 in QThreadPrivate::start (arg=0x556566a4b380) at thread/qthread_unix.cpp:331 #8 0x00007feb30639609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #9 0x00007feb310fd163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 3 (Thread 0x7feb19a76700 (LWP 26927)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556563034634) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5565630345e0, cond=0x556563034608) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x556563034608, mutex=0x5565630345e0) at pthread_cond_wait.c:638 #3 0x00007feb314867db in QWaitConditionPrivate::wait (deadline=..., this=0x5565630345e0) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=this@entry=0x5565630343c8, mutex=mutex@entry=0x5565630343c0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007feb30c6f074 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x5565630343b8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x556563034320) at scenegraph/qsgthreadedrenderloop.cpp:936 #7 0x00007feb30c6f4e9 in QSGRenderThread::run (this=0x556563034320) at scenegraph/qsgthreadedrenderloop.cpp:1053 #8 0x00007feb31480643 in QThreadPrivate::start (arg=0x556563034320) at thread/qthread_unix.cpp:331 #9 0x00007feb30639609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007feb310fd163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 2 (Thread 0x7feb2bdd4700 (LWP 26922)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556562d67840) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x556562d677f0, cond=0x556562d67818) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x556562d67818, mutex=0x556562d677f0) at pthread_cond_wait.c:638 #3 0x00007feb314867db in QWaitConditionPrivate::wait (deadline=..., this=0x556562d677f0) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=this@entry=0x556562d8cb60, mutex=mutex@entry=0x556562d8cb58, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007feb2cf62a0d in QtWaylandClient::EventThread::waitForReading (this=0x556562d8cb20) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 QtWaylandClient::EventThread::run (this=0x556562d8cb20) at qwaylanddisplay.cpp:206 #7 0x00007feb31480643 in QThreadPrivate::start (arg=0x556562d8cb20) at thread/qthread_unix.cpp:331 #8 0x00007feb30639609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #9 0x00007feb310fd163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 1 (Thread 0x7feb2cd1d9c0 (LWP 26921)): [KCrash Handler] #3 0x00007feb184d05b9 in KSysGuard::Processes::getProcess(long) const () from /lib/x86_64-linux-gnu/libprocesscore.so.9 #4 0x00007feb184e5a9d in KSysGuard::ProcessDataProvider::getProcess(long) () from /lib/x86_64-linux-gnu/libprocesscore.so.9 #5 0x00007feb183bbc73 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/ksysguard/process/ksysguard_plugin_network.so #6 0x00007feb3169e0fe in QtPrivate::QSlotObjectBase::call (a=0x7ffd276d3fc0, r=0x5565665700b0, this=0x55656656b110) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398 #7 doActivate<false> (sender=0x55656656aec0, signal_index=15, argv=0x7ffd276d3fc0) at kernel/qobject.cpp:3886 #8 0x00007feb316974c7 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7feb31901760 <QProcess::staticMetaObject>, local_signal_index=local_signal_index@entry=6, argv=argv@entry=0x7ffd276d3fc0) at kernel/qobject.cpp:3946 #9 0x00007feb315d4a41 in QProcess::readyReadStandardOutput (this=<optimized out>, _t1=...) at .moc/moc_qprocess.cpp:367 #10 0x00007feb315de0b5 in QProcessPrivate::tryReadFromChannel (this=0x55656656aee0, channel=0x55656656aff0) at io/qprocess.cpp:1049 #11 0x00007feb315de442 in QProcessPrivate::_q_canReadStandardError (this=<optimized out>) at io/qprocess.cpp:1092 #12 QProcess::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=0x7ffd276d4160) at .moc/moc_qprocess.cpp:210 #13 0x00007feb3169e130 in doActivate<false> (sender=0x55656671dd00, signal_index=3, argv=0x7ffd276d4160) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395 #14 0x00007feb316974c7 in QMetaObject::activate (sender=sender@entry=0x55656671dd00, m=m@entry=0x7feb31903b40 <QSocketNotifier::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd276d4160) at kernel/qobject.cpp:3946 #15 0x00007feb316a2183 in QSocketNotifier::activated (this=this@entry=0x55656671dd00, _t1=..., _t2=<optimized out>, _t3=...) at .moc/moc_qsocketnotifier.cpp:178 #16 0x00007feb316a2923 in QSocketNotifier::event (this=0x55656671dd00, e=0x7ffd276d4430) at kernel/qsocketnotifier.cpp:302 #17 0x00007feb326c7e03 in QApplicationPrivate::notify_helper (this=this@entry=0x556562d62650, receiver=receiver@entry=0x55656671dd00, e=e@entry=0x7ffd276d4430) at kernel/qapplication.cpp:3637 #18 0x00007feb326d0c18 in QApplication::notify (this=0x7ffd276d4710, receiver=0x55656671dd00, e=0x7ffd276d4430) at kernel/qapplication.cpp:3161 #19 0x00007feb3166706a in QCoreApplication::notifyInternal2 (receiver=0x55656671dd00, event=0x7ffd276d4430) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:332 #20 0x00007feb316c2535 in socketNotifierSourceDispatch (source=0x556562d8ee40) at kernel/qeventdispatcher_glib.cpp:107 #21 0x00007feb2fa4317d in g_main_dispatch (context=0x556562d90ea0) at ../../../glib/gmain.c:3309 #22 g_main_context_dispatch (context=context@entry=0x556562d90ea0) at ../../../glib/gmain.c:3974 #23 0x00007feb2fa43400 in g_main_context_iterate (context=context@entry=0x556562d90ea0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4047 #24 0x00007feb2fa434a3 in g_main_context_iteration (context=0x556562d90ea0, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108 #25 0x00007feb316c1932 in QEventDispatcherGlib::processEvents (this=0x556562d8b910, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #26 0x00007feb31665b6b in QEventLoop::exec (this=this@entry=0x7ffd276d4640, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141 #27 0x00007feb3166dd14 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #28 0x00005565610c41ab in main (argc=<optimized out>, argv=<optimized out>) at ./src/main.cpp:159 -- You are receiving this mail because: You are watching all bug changes.