https://bugs.kde.org/show_bug.cgi?id=451148
Bug ID: 451148
Summary: plasma-systemmonitor crashes at
KSysGuard::Processes::getProcess
Product: plasma-systemmonitor
Version: master
Platform: openSUSE RPMs
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: ksysguard-b...@kde.org
Reporter: qydwhotm...@gmail.com
CC: ahiems...@heimr.nl, plasma-b...@kde.org
Target Milestone: ---
SUMMARY
plasma-systemmonitor crashes after the summary interface is shown.
STEPS TO REPRODUCE
1. Open plasma-systemmonitor
2. Crash
OBSERVED RESULT
EXPECTED RESULT
SOFTWARE/OS VERSIONS
Application: plasma-systemmonitor (5.24.80)
Qt Version: 5.15.2
Frameworks Version: 5.92.0
Operating System: Linux 5.16.11-1-default x86_64
Windowing System: X11
Distribution: "openSUSE Tumbleweed"
DrKonqi: 5.24.80 [KCrashBackend]
-- Information about the crash:
<In detail, tell us what you were doing when the application crashed.>
The crash can be reproduced sometimes.
-- Backtrace:
Application: System Monitor (plasma-systemmonitor), signal: Segmentation fault
Content of s_kcrashErrorMessage: std::unique_ptr<char []> = {get() = 0x0}
[KCrash Handler]
#6 0x00007faed403c556 in QHash<long, KSysGuard::Process*>::value
(akey=<synthetic pointer>: 3063, this=<error reading variable: Cannot access
memory at address 0x10>) at /usr/include/qt5/QtCore/qhash.h:656
#7 KSysGuard::Processes::getProcess (this=0x0, pid=3063) at
/usr/src/debug/libksysguard5-5.24.80git.20220228T165743~1b36ab8c-ku.14.1.x86_64/processcore/processes.cpp:109
#8 0x00007faed404c329 in KSysGuard::ProcessDataProvider::getProcess
(this=0x55fdc694f000, pid=3063) at
/usr/src/debug/libksysguard5-5.24.80git.20220228T165743~1b36ab8c-ku.14.1.x86_64/processcore/process_data_provider.cpp:44
#9 0x00007faed68e0866 in operator() (__closure=<optimized out>) at
/usr/src/debug/libksysguard5-5.24.80git.20220228T165743~1b36ab8c-ku.14.1.x86_64/processcore/plugins/network/network.cpp:79
#10 QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void,
NetworkPlugin::NetworkPlugin(QObject*, const QVariantList&)::<lambda()> >::call
(arg=<optimized out>, f=...) at /usr/include/qt5/QtCore/qobjectdefs_impl.h:146
#11 QtPrivate::Functor<NetworkPlugin::NetworkPlugin(QObject*, const
QVariantList&)::<lambda()>, 0>::call<QtPrivate::List<>, void> (arg=<optimized
out>, f=...) at /usr/include/qt5/QtCore/qobjectdefs_impl.h:256
#12 QtPrivate::QFunctorSlotObject<NetworkPlugin::NetworkPlugin(QObject*, const
QVariantList&)::<lambda()>, 0, QtPrivate::List<>, void>::impl(int,
QtPrivate::QSlotObjectBase *, QObject *, void **, bool *) (which=<optimized
out>, this_=0x55fdc694a160, r=<optimized out>, a=<optimized out>,
ret=<optimized out>) at /usr/include/qt5/QtCore/qobjectdefs_impl.h:443
#13 0x00007faf2e5a8503 in QtPrivate::QSlotObjectBase::call (a=0x7fffe50704b0,
r=0x55fdc694f000, this=0x55fdc694a160) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#14 doActivate<false> (sender=0x55fdc6949f10, signal_index=15,
argv=0x7fffe50704b0) at kernel/qobject.cpp:3886
#15 0x00007faf2e5a19cf in QMetaObject::activate (sender=<optimized out>,
m=m@entry=0x7faf2e8456e0 <QProcess::staticMetaObject>,
local_signal_index=local_signal_index@entry=6, argv=argv@entry=0x7fffe50704b0)
at kernel/qobject.cpp:3946
#16 0x00007faf2e4dd34d in QProcess::readyReadStandardOutput (this=<optimized
out>, _t1=...) at .moc/moc_qprocess.cpp:367
#17 0x00007faf2e4e2add in QProcessPrivate::tryReadFromChannel
(this=0x55fdc6949f30, channel=0x55fdc694a040) at io/qprocess.cpp:1073
#18 0x00007faf2e4e3015 in QProcessPrivate::_q_canReadStandardError
(this=<optimized out>) at io/qprocess.cpp:1092
#19 QProcess::qt_static_metacall (_o=<optimized out>, _c=<optimized out>,
_id=<optimized out>, _a=0x7fffe5070650) at .moc/moc_qprocess.cpp:210
#20 0x00007faf2e5a8538 in doActivate<false> (sender=0x55fdc6b012d0,
signal_index=3, argv=0x7fffe5070650) at kernel/qobject.cpp:3898
#21 0x00007faf2e5a19cf in QMetaObject::activate
(sender=sender@entry=0x55fdc6b012d0, m=m@entry=0x7faf2e847ac0
<QSocketNotifier::staticMetaObject>,
local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffe5070650)
at kernel/qobject.cpp:3946
#22 0x00007faf2e5ab8df in QSocketNotifier::activated
(this=this@entry=0x55fdc6b012d0, _t1=..., _t2=<optimized out>, _t3=...) at
.moc/moc_qsocketnotifier.cpp:178
#23 0x00007faf2e5ac0db in QSocketNotifier::event (this=0x55fdc6b012d0,
e=0x7fffe5070770) at kernel/qsocketnotifier.cpp:302
#24 0x00007faf2f661a7f in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x55fdc6b012d0, e=0x7fffe5070770) at
kernel/qapplication.cpp:3632
#25 0x00007faf2e571e3a in QCoreApplication::notifyInternal2
(receiver=0x55fdc6b012d0, event=0x7fffe5070770) at
kernel/qcoreapplication.cpp:1064
#26 0x00007faf2e5c9f3d in socketNotifierSourceDispatch
(source=source@entry=0x55fdc5515730) at kernel/qeventdispatcher_glib.cpp:107
#27 0x00007faf2c966e22 in g_main_dispatch (context=0x7faf24005010) at
../glib/gmain.c:3381
#28 g_main_context_dispatch (context=0x7faf24005010) at ../glib/gmain.c:4099
#29 0x00007faf2c9671b8 in g_main_context_iterate
(context=context@entry=0x7faf24005010, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/gmain.c:4175
#30 0x00007faf2c96726f in g_main_context_iteration (context=0x7faf24005010,
may_block=1) at ../glib/gmain.c:4240
#31 0x00007faf2e5c9384 in QEventDispatcherGlib::processEvents
(this=0x55fdc5521e90, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#32 0x00007faf2e57083b in QEventLoop::exec (this=this@entry=0x7fffe5070980,
flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:69
#33 0x00007faf2e578b10 in QCoreApplication::exec () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#34 0x00007faf2ef0325c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1867
#35 0x00007faf2f6619f5 in QApplication::exec () at kernel/qapplication.cpp:2824
#36 0x000055fdc539e117 in main (argc=<optimized out>, argv=<optimized out>) at
/usr/src/debug/plasma5-systemmonitor-5.24.80git.20220301T134646~b94e425-ku.11.1.x86_64/src/main.cpp:159
[Inferior 1 (process 31488) detached]
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