https://bugs.kde.org/show_bug.cgi?id=469560
Bug ID: 469560
Summary: In Plasma 6, kded randomly crashes in
KIO::UntrustedProgramHandlerInterface::UntrustedProgra
mHandlerInterface()
Classification: Frameworks and Libraries
Product: frameworks-kio
Version: git master
Platform: Other
OS: Linux
Status: REPORTED
Keywords: qt6
Severity: crash
Priority: NOR
Component: general
Assignee: kio-bugs-n...@kde.org
Reporter: n...@kde.org
CC: kdelibs-b...@kde.org
Target Milestone: ---
In a Plasma 6 session (X11), kded randomly crashes out of the blue (no obvious
trigger) for me semi-frequently with the following backtrace:
#0 0x00007f1860d2735d in __GI___poll
(fds=fds@entry=0x7ffc33320878, nfds=nfds@entry=1,
timeout=timeout@entry=1000)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f1861ffa098 in poll (__timeout=1000, __nfds=1, __fds=0x7ffc33320878)
at /usr/include/bits/poll2.h:39
#2 pollDrKonqiSocket (sockfd=3, pid=<optimized out>)
at /usr/src/debug/kf5-kcrash-5.105.0-1.fc38.x86_64/src/kcrash.cpp:858
#3 KCrash::startProcess(int, char const**, bool)
(argv=argv@entry=0x7ffc33320998, waitAndExit=waitAndExit@entry=true,
argc=<optimized out>)
at /usr/src/debug/kf5-kcrash-5.105.0-1.fc38.x86_64/src/kcrash.cpp:720
#4 0x00007f1861ffad0f in KCrash::defaultCrashHandler(int) (sig=11)
at /usr/src/debug/kf5-kcrash-5.105.0-1.fc38.x86_64/src/kcrash.cpp:616
#5 0x00007f1860c5fb70 in <signal handler called> () at /lib64/libc.so.6
#6 std::__atomic_base<QThread*>::load(std::memory_order) const
(__m=std::memory_order_acquire, this=0xc1) at
/usr/include/c++/13/bits/atomic_base.h:835
#7 std::atomic<QThread*>::load(std::memory_order) const
(__m=std::memory_order_acquire, this=0xc1)
at /usr/include/c++/13/atomic:577
#8 QAtomicOps<QThread*>::loadAcquire<QThread*>(std::atomic<QThread*> const&)
(_q_value=<error reading variable: Cannot access memory at address 0xc1>)
at
/usr/src/debug/qt6-qtbase-6.5.0-2.fc38.x86_64/src/corelib/thread/qatomic_cxx11.h:213
#9 QBasicAtomicPointer<QThread>::loadAcquire() const (this=0xc1)
at
/usr/src/debug/qt6-qtbase-6.5.0-2.fc38.x86_64/src/corelib/thread/qbasicatomic.h:181
#10 QObject::thread() const
(this=this@entry=0x7f18207ff9e0
<KIOWidgetJobUiDelegateFactory::registerJobUiDelegate()::delegate>) at
/usr/src/debug/qt6-qtbase-6.5.0-2.fc38.x86_64/src/corelib/kernel/qobject.cpp:1564
#11 0x00007f18209db85e in QObject::QObject(QObjectPrivate&, QObject*)
(this=0x55773daeb8d0, dd=..., parent=0x7f18207ff9e0
<KIOWidgetJobUiDelegateFactory::registerJobUiDelegate()::delegate>)
at
/usr/src/debug/qt6-qtbase-6.5.0-2.fc38.x86_64/src/corelib/kernel/qobject.cpp:925
#12 0x00007f1813b419f9 in
KIO::UntrustedProgramHandlerInterface::UntrustedProgramHandlerInterface(QObject*)
(this=0x55773daeb8d0, parent=<optimized out>)
at /home/nate/kde/src/kio/src/core/untrustedprogramhandlerinterface.cpp:18
#13 0x00007f182075f199 in
KIO::WidgetsUntrustedProgramHandler::WidgetsUntrustedProgramHandler(QObject*)
(this=this@entry=0x55773daeb8d0, parent=parent@entry=0x7f18207ff9e0
<KIOWidgetJobUiDelegateFactory::registerJobUiDelegate()::delegate>)
at /home/nate/kde/src/kio/src/widgets/widgetsuntrustedprogramhandler.cpp:34
#14 0x00007f182075cd18 in
KIO::JobUiDelegatePrivate::JobUiDelegatePrivate(KIO::JobUiDelegate*,
QList<QObject*> const&)
(this=0x55773daec550, qq=0x7f18207ff9e0
<KIOWidgetJobUiDelegateFactory::registerJobUiDelegate()::delegate>,
ifaces=<optimized out>) at
/home/nate/kde/src/kio/src/widgets/jobuidelegate.cpp:59
#15 0x00007f1820759ee4 in
KIO::JobUiDelegate::JobUiDelegate(KIO::JobUiDelegate::Version,
QFlags<KJobUiDelegate::Flag>, QWidget*, QList<QObject*> const&)
(this=0x7f18207ff9e0
<KIOWidgetJobUiDelegateFactory::registerJobUiDelegate()::delegate>,
version=<optimized out>, window=0x0, ifaces=...) at
/home/nate/kde/src/kio/src/widgets/jobuidelegate.cpp:462
#16 0x00007f182075d5fc in
KIOWidgetJobUiDelegateFactory::registerJobUiDelegate() ()
at /usr/include/qt6/QtCore/qflags.h:74
#17 0x00007f18627e917f in call_init
(env=0x7ffc33322588, argv=0x7ffc33322578, argc=1, l=<optimized out>) at
dl-init.c:70
#18 call_init (l=<optimized out>, argc=1, argv=0x7ffc33322578,
env=0x7ffc33322588) at dl-init.c:26
#19 0x00007f18627e927d in _dl_init
(main_map=0x55773daabef0, argc=1, argv=0x7ffc33322578, env=0x7ffc33322588)
at dl-init.c:117
#20 0x00007f18627e55c2 in __GI__dl_catch_exception
(exception=exception@entry=0x0, operate=operate@entry=0x7f18627efea0
<call_dl_init>, args=args@entry=0x7ffc333218b0) at dl-catch.c:211
#21 0x00007f18627efe3c in dl_open_worker (a=a@entry=0x7ffc33321a60) at
dl-open.c:808
#22 0x00007f18627e5523 in __GI__dl_catch_exception
(exception=exception@entry=0x7ffc33321a40,
operate=operate@entry=0x7f18627efda0 <dl_open_worker>,
args=args@entry=0x7ffc33321a60) at dl-catch.c:237
#23 0x00007f18627f01b4 in _dl_open
(file=0x55773d86d9e8
"/usr/lib64/qt5/plugins/kf5/kded/networkmanagement.so", mode=<optimized out>,
caller_dlopen=0x7f18614afe7c <QLibraryPrivate::load_sys()+1500>,
nsid=<optimized out>, argc=1, argv=0x7ffc33322578, env=0x7ffc33322588) at
dl-open.c:884
#24 0x00007f1860caa6d4 in dlopen_doit (a=a@entry=0x7ffc33321d10) at dlopen.c:56
#25 0x00007f18627e5523 in __GI__dl_catch_exception
(exception=exception@entry=0x7ffc33321c50, operate=0x7f1860caa670
<dlopen_doit>, args=0x7ffc33321d10) at dl-catch.c:237
#26 0x00007f18627e5679 in _dl_catch_error
(objname=0x7ffc33321cb8, errstring=0x7ffc33321cc0,
mallocedp=0x7ffc33321cb7, operate=<optimized out>, args=<optimized out>) at
dl-catch.c:256
#27 0x00007f1860caa1b3 in _dlerror_run
(operate=operate@entry=0x7f1860caa670 <dlopen_doit>,
args=args@entry=0x7ffc33321d10)
at dlerror.c:138
#28 0x00007f1860caa78f in dlopen_implementation
(dl_caller=<optimized out>, mode=<optimized out>, file=<optimized out>) at
dlopen.c:71
#29 ___dlopen (file=<optimized out>, mode=<optimized out>) at dlopen.c:81
#30 0x00007f18614afe7c in QLibraryPrivate::load_sys() (this=0x55773da9f250)
at plugin/qlibrary_unix.cpp:238
#31 0x00007f18614aa8a5 in QLibraryPrivate::load()
(this=this@entry=0x55773da9f250)
at plugin/qlibrary.cpp:584
#32 0x00007f18614aaedb in QLibraryPrivate::loadPlugin() (this=0x55773da9f250)
at plugin/qlibrary.cpp:641
#33 0x00007f18614a1d85 in QPluginLoader::load()
(this=this@entry=0x7ffc33322030)
at plugin/qpluginloader.cpp:238
#34 0x00007f18614a1ec1 in QPluginLoader::instance()
(this=this@entry=0x7ffc33322030)
at plugin/qpluginloader.cpp:197
#35 0x00007f1861f43f2c in KPluginFactory::loadFactory(KPluginMetaData const&)
(data=...)
at
/usr/src/debug/kf5-kcoreaddons-5.105.0-1.fc38.x86_64/src/lib/plugin/kpluginfactory.cpp:48
#36 0x000055773b747c3f in Kded::loadModule(KPluginMetaData const&, bool)
(this=this@entry=0x55773d84c880, module=..., onDemand=onDemand@entry=false)
at /usr/src/debug/kf5-kded-5.105.0-1.fc38.x86_64/src/kded.cpp:358
#37 0x000055773b74a57b in Kded::initModules() (this=this@entry=0x55773d84c880)
at /usr/src/debug/kf5-kded-5.105.0-1.fc38.x86_64/src/kded.cpp:242
#38 0x000055773b74c268 in Kded::recreateDone() (this=0x55773d84c880)
at /usr/src/debug/kf5-kded-5.105.0-1.fc38.x86_64/src/kded.cpp:518
#39 Kded::recreate(bool) (initial=<optimized out>, this=0x55773d84c880)
at /usr/src/debug/kf5-kded-5.105.0-1.fc38.x86_64/src/kded.cpp:502
#40 Kded::recreate(bool) (this=this@entry=0x55773d84c880,
initial=initial@entry=true)
at /usr/src/debug/kf5-kded-5.105.0-1.fc38.x86_64/src/kded.cpp:486
#41 0x000055773b744fb0 in main(int, char**) (argc=<optimized out>,
argv=<optimized out>)
at /usr/src/debug/kf5-kded-5.105.0-1.fc38.x86_64/src/kded.cpp:777
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