[frameworks-solid] [Bug 497299] Loop Mounts crash Plasmashell in Solid::StorageAccess::filePath

[TraceyC]

https://bugs.kde.org/show_bug.cgi?id=497299

TraceyC <kdedev at tlcnet.info> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |kdedev at tlcnet.info

--- Comment #4 from TraceyC <kdedev at tlcnet.info> ---
Searchable backtrace

Thread 1 (Thread 0x74837cff96c0 (LWP 8863)):
[KCrash Handler]
#5  0x0000748446e49755 in Solid::StorageAccess::d_func (this=<optimized out>)
at /data/kde/src/solid/src/solid/devices/frontend/storageaccess.h:37
#6  Solid::StorageAccess::filePath (this=0x0) at
/data/kde/src/solid/src/solid/devices/frontend/storageaccess.cpp:59
#7  0x0000748446e41251 in Solid::Device::storageAccessFromPath (path=...) at
/data/kde/src/solid/src/solid/devices/frontend/devicemanager.cpp:164
#8  0x000074843d761de6 in KFilePlacesItem::onAccessibilityChanged
(this=this at entry=0x748268076380, isAccessible=<optimized out>) at
/usr/src/debug/kio/kio-6.8.0/src/filewidgets/kfileplacesitem.cpp:604
#9  0x000074843d766f86 in KFilePlacesItem::updateDeviceInfo (this=<optimized
out>, udi=...) at
/usr/src/debug/kio/kio-6.8.0/src/filewidgets/kfileplacesitem.cpp:560
#10 KFilePlacesItem::KFilePlacesItem (this=<optimized out>, manager=<optimized
out>, address=..., udi=..., parent=<optimized out>, this=<optimized out>,
manager=<optimized out>, address=<optimized out>, udi=<optimized out>,
parent=<optimized out>) at
/usr/src/debug/kio/kio-6.8.0/src/filewidgets/kfileplacesitem.cpp:49
#11 0x000074843d76bed0 in KFilePlacesModelPrivate::loadBookmarkList
(this=<optimized out>) at
/usr/src/debug/kio/kio-6.8.0/src/filewidgets/kfileplacesmodel.cpp:867
#12 KFilePlacesModelPrivate::reloadBookmarks (this=<optimized out>) at
/usr/src/debug/kio/kio-6.8.0/src/filewidgets/kfileplacesmodel.cpp:764
#13 0x0000748443db1b29 in QtPrivate::QSlotObjectBase::call
(this=0x748268011120, r=0x748268001540, a=0x74837cff7e60, this=<optimized out>,
r=<optimized out>, a=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobjectdefs_impl.h:486
#14 doActivate<false> (sender=<optimized out>, signal_index=<optimized out>,
argv=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:4124
#15 0x0000748446e36f95 in Solid::DeviceNotifier::deviceRemoved (this=<optimized
out>, _t1=<optimized out>) at
/fastdata/compiles/kde/build/solid/src/solid/KF6Solid_autogen/include/moc_devicenotifier.cpp:164
#16 0x0000748443db1b29 in QtPrivate::QSlotObjectBase::call
(this=0x748268008a40, r=0x74826800b640, a=0x74837cff7f60, this=<optimized out>,
r=<optimized out>, a=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobjectdefs_impl.h:486
#17 doActivate<false> (sender=<optimized out>, signal_index=<optimized out>,
argv=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:4124
#18 0x0000748446e4bd35 in Solid::Ifaces::DeviceManager::deviceRemoved
(this=<optimized out>, _t1=<optimized out>) at
/fastdata/compiles/kde/build/solid/src/solid/KF6Solid_autogen/include/moc_devicemanager.cpp:164
#19 0x0000748446e73554 in
Solid::Backends::UDisks2::Manager::slotInterfacesRemoved (this=<optimized out>,
object_path=<optimized out>, interfaces=<optimized out>) at
/data/kde/src/solid/src/solid/devices/backends/udisks2/udisksmanager.cpp:241
#20 Solid::Backends::UDisks2::Manager::qt_static_metacall (_o=<optimized out>,
_c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at
/fastdata/compiles/kde/build/solid/src/solid/KF6Solid_autogen/include/moc_udisksmanager.cpp:113
#21 0x0000748443db1d7a in doActivate<false> (sender=<optimized out>,
signal_index=<optimized out>, argv=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:4136
#22 0x0000748446e866b9 in
OrgFreedesktopDBusObjectManagerInterface::InterfacesRemoved (this=<optimized
out>, _t1=<optimized out>, _t2=<optimized out>) at
/fastdata/compiles/kde/build/solid/src/solid/KF6Solid_autogen/include/moc_manager.cpp:203
#23 OrgFreedesktopDBusObjectManagerInterface::qt_static_metacall
(_o=_o at entry=0x7482680083b8, _c=_c at entry=QMetaObject::InvokeMetaMethod,
_id=_id at entry=1, _a=_a at entry=0x74837cff83c8) at
/fastdata/compiles/kde/build/solid/src/solid/KF6Solid_autogen/include/moc_manager.cpp:115
#24 0x0000748446e89c83 in OrgFreedesktopDBusObjectManagerInterface::qt_metacall
(this=0x7482680083b8, _c=QMetaObject::InvokeMetaMethod, _id=1,
_a=0x74837cff83c8) at
/fastdata/compiles/kde/build/solid/src/solid/KF6Solid_autogen/include/moc_manager.cpp:181
#25 0x0000748444dbd8a2 in QDBusConnectionPrivate::deliverCall
(this=0x74843800e040, object=0x7482680083b8, msg=..., metaTypes=<optimized
out>, slotIdx=6) at
/usr/src/debug/qt6-base/qtbase/src/dbus/qdbusintegrator.cpp:1008
#26 0x0000748443da2d9a in QObject::event (this=0x7482680083b8,
e=0x7484380c5940) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:1419
#27 0x00007484462fe78a in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x7482680083b8, e=0x7484380c5940) at
/usr/src/debug/qt6-base/qtbase/src/widgets/kernel/qapplication.cpp:3296
#28 0x0000748443d57ac8 in QCoreApplication::notifyInternal2
(receiver=0x7482680083b8, event=event at entry=0x7484380c5940) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1168
#29 0x0000748443d58555 in QCoreApplication::sendEvent (receiver=<optimized
out>, event=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1612
#30 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0,
data=0x5e8578cb7ac0) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1968
#31 0x0000748443fc4f7c in QCoreApplication::sendPostedEvents (receiver=0x0,
event_type=0) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1800
#32 postEventSourceDispatch (s=0x748268000f50) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:246
#33 0x0000748442ffa559 in g_main_dispatch (context=0x748268000c90) at
../glib/glib/gmain.c:3357
#34 0x000074844305d157 in g_main_context_dispatch_unlocked
(context=0x748268000c90) at ../glib/glib/gmain.c:4208
#35 g_main_context_iterate_unlocked.isra.0
(context=context at entry=0x748268000c90, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at ../glib/glib/gmain.c:4273
#36 0x0000748442ff9a55 in g_main_context_iteration (context=0x748268000c90,
may_block=1) at ../glib/glib/gmain.c:4338
#37 0x0000748443fc22fd in QEventDispatcherGlib::processEvents
(this=0x748268000ba0, flags=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:399
#38 0x0000748443d61ee6 in QEventLoop::processEvents (this=0x74837cff8ab0,
flags=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:103
#39 QEventLoop::exec (this=0x74837cff8ab0, flags=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:194
#40 0x0000748443e58082 in QThread::exec (this=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread.cpp:621
#41 QThread::run (this=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread.cpp:742
#42 0x0000748443ed90cd in operator() (__closure=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:354
#43 (anonymous
namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> >
(t=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:290
#44 QThreadPrivate::start (arg=0x5e85772fa060) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qthread_unix.cpp:318
#45 0x00007484436a339d in start_thread (arg=<optimized out>) at
pthread_create.c:447
#46 0x000074844372849c in __GI___clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

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