[dolphin] [Bug 504824] Sometimes, accessing some directories owned by root with content accessible to the user causes Dolphin to crash.
Roke Julian Lockhart Beedell
bugzilla_noreply at kde.org
Mon May 26 17:55:35 BST 2025
https://bugs.kde.org/show_bug.cgi?id=504824
--- Comment #1 from Roke Julian Lockhart Beedell <4wy78uwh at rokejulianlockhart.addy.io> ---
Created attachment 181763
--> https://bugs.kde.org/attachment.cgi?id=181763&action=edit
A Duplicate Of All That GNOME Abrt Has Captured, Except The Coredump
(In reply to Roke Julian Lockhart Beedell from comment #0)
Checking what was still there, I saw another invisible instance. I attached
`gdb` to a running, but invisible, process, I saw:
> ~~~CPP
> __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
> 56 ret
> (gdb) bt full
> #0 __syscall_cancel_arch () at ../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
> No locals.
> #1 0x00007f687e47b9da in __internal_syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=a5 at entry=0, a6=a6 at entry=4294967295, nr=202) at cancellation.c:49
> result = <optimized out>
> pd = <optimized out>
> ch = <optimized out>
> #2 0x00007f687e47c04c in __futex_abstimed_wait_common64 (private=0, futex_word=0x7f686400a3c8, expected=<optimized out>, op=<optimized out>, abstime=0x0, cancel=true) at futex-internal.c:57
> No locals.
> #3 __futex_abstimed_wait_common (futex_word=futex_word at entry=0x7f686400a3c8, expected=<optimized out>, clockid=clockid at entry=0, abstime=abstime at entry=0x0, private=private at entry=0, cancel=cancel at entry=true) at futex-internal.c:87
> err = <optimized out>
> clockbit = <optimized out>
> op = <optimized out>
> #4 0x00007f687e47c0af in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word at entry=0x7f686400a3c8, expected=<optimized out>, clockid=clockid at entry=0, abstime=abstime at entry=0x0, private=private at entry=0) at futex-internal.c:139
> No locals.
> #5 0x00007f687e47e71e in __pthread_cond_wait_common (cond=0x7f686400a3a8, mutex=0x7f686400a380, clockid=0, abstime=0x0) at pthread_cond_wait.c:426
> signals = <optimized out>
> g1_start = <optimized out>
> buffer = {__routine = 0x7f687e47e540 <__condvar_cleanup_waiting>, __arg = 0x7ffd2b92d450, __canceltype = 1406887264, __prev = 0x0}
> cbuffer = {wseq = 0, cond = 0x7f686400a3a8, mutex = 0x7f686400a380, private = 0}
> err = <optimized out>
> result = 0
> wseq = 0
> g = <optimized out>
> seq = 0
> flags = <optimized out>
> private = 0
> #6 ___pthread_cond_wait (cond=0x7f686400a3a8, mutex=0x7f686400a380) at pthread_cond_wait.c:458
> No locals.
> #7 0x00007f687eccbb2c in QWaitConditionPrivate::wait (this=0x7f686400a380, deadline=...) at /usr/src/debug/qt6-qtbase-6.9.0-2.fc42.x86_64/src/corelib/thread/qwaitcondition_unix.cpp:67
> --Type <RET> for more, q to quit, c to continue without paging--c
> code = <optimized out>
> #8 QWaitCondition::wait (this=this at entry=0x7f6864009e30, mutex=mutex at entry=0x7f6864009e28, deadline=...) at /usr/src/debug/qt6-qtbase-6.9.0-2.fc42.x86_64/src/corelib/thread/qwaitcondition_unix.cpp:145
> returnValue = <optimized out>
> #9 0x00007f687f1ab555 in QDBusPendingCallPrivate::waitForFinished (this=0x7f6864009de0) at /usr/src/debug/qt6-qtbase-6.9.0-2.fc42.x86_64/src/dbus/qdbuspendingcall.cpp:206
> locker = <optimized out>
> #10 0x00007f687f1ab791 in QDBusPendingCall::waitForFinished (this=this at entry=0x7ffd2b92d630) at /usr/src/debug/qt6-qtbase-6.9.0-2.fc42.x86_64/src/dbus/qdbuspendingcall.cpp:323
> No locals.
> #11 0x0000564649408ad5 in Dolphin::attachToExistingInstance (inputUrls=..., openFiles=false, splitView=false, preferredService=..., activationToken=...) at /usr/src/debug/dolphin-25.04.1-1.fc42.x86_64/src/global.cpp:82
> isActiveWindowReply = {<QDBusPendingReplyBase> = {<QDBusPendingCall> = {d = {d = {ptr = 0x7f6864009de0}}}, <No data fields>}, <No data fields>}
> interface = {first = {value = {ptr = 0x564653db5e70}, d = 0x7f6864009590}, second = {<QListSpecialMethods<QString>> = {<QListSpecialMethodsBase<QString>> = {<No data fields>}, <No data fields>}, d = {d = 0x0, ptr = 0x0, size = 0}}}
> __for_range = @0x7ffd2b92d650: {<QListSpecialMethods<std::pair<QSharedPointer<OrgKdeDolphinMainWindowInterface>, QList<QString> > >> = {<QListSpecialMethodsBase<std::pair<QSharedPointer<OrgKdeDolphinMainWindowInterface>, QList<QString> > >> = {<No data fields>}, <No data fields>}, d = {d = 0x7f686400c770, ptr = 0x7f686400c780, size = 1}}
> __for_begin = <optimized out>
> __for_end = <optimized out>
> attached = <optimized out>
> dolphinInterfaces = {<QListSpecialMethods<std::pair<QSharedPointer<OrgKdeDolphinMainWindowInterface>, QList<QString> > >> = {<QListSpecialMethodsBase<std::pair<QSharedPointer<OrgKdeDolphinMainWindowInterface>, QList<QString> > >> = {<No data fields>}, <No data fields>}, d = {d = 0x7f686400c770, ptr = 0x7f686400c780, size = 1}}
> activeWindowIndex = <optimized out>
> newWindowURLs = {<QListSpecialMethods<QUrl>> = {<QListSpecialMethodsBase<QUrl>> = {<No data fields>}, <No data fields>}, d = {d = 0x7f6864009de0, ptr = 0x7f687ecd6060 <QCommandLineParserPrivate::aliases(QString const&) const+352>,
> size = 140086784610720}}
> #12 0x0000564649393e3e in Dolphin::attachToExistingInstance (inputUrls=..., openFiles=false, splitView=false, preferredService=..., activationToken=...) at /usr/src/debug/dolphin-25.04.1-1.fc42.x86_64/src/global.cpp:68
> attached = false
> dolphinInterfaces = <optimized out>
> activeWindowIndex = <optimized out>
> newWindowURLs = <optimized out>
> interface = <optimized out>
> __for_range = <optimized out>
> __for_begin = <optimized out>
> __for_end = <optimized out>
> isActiveWindowReply = <optimized out>
> url = <optimized out>
> __for_range = <optimized out>
> __for_begin = <optimized out>
> __for_end = <optimized out>
> urlFound = <optimized out>
> urlString = <optimized out>
> i = <optimized out>
> interface = <optimized out>
> isUrlOpenReply = <optimized out>
> interface = <optimized out>
> __for_range = <optimized out>
> __for_begin = <optimized out>
> __for_end = <optimized out>
> reply = <optimized out>
> #13 main (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/dolphin-25.04.1-1.fc42.x86_64/src/main.cpp:197
> token = {d = {d = 0x564653e83ca0, ptr = 0x564653e83cb0 u"kwin-332", size = 8}, static _empty = 0 u'\000'}
> app = {<QGuiApplication> = {<QCoreApplication> = {<QObject> = {_vptr.QObject = 0x7f6880396098 <vtable for QApplication+16>, static staticMetaObject = {d = {superdata = {direct = 0x0},
> stringdata = 0x7f687ef0d210 <QObject::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>+272>,
> data = 0x7f687ef0d100 <QObject::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>>, static_metacall = 0x7f687eb5cfe0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>,
> relatedMetaObjects = 0x0, metaTypes = 0x7f687f092ae0 <QObject::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>>, extradata = 0x0}}, d_ptr = {d = 0x5646539b4a50}},
> static staticMetaObject = {d = {superdata = {direct = 0x5646494b2a20 <QObject::staticMetaObject>},
> stringdata = 0x7f687ef08e88 <QCoreApplication::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN16QCoreApplicationE_t>+392>,
> data = 0x7f687ef08d00 <QCoreApplication::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN16QCoreApplicationE_t>>,
> static_metacall = 0x7f687eaffa40 <QCoreApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0,
> metaTypes = 0x7f687f090a00 <QCoreApplication::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN16QCoreApplicationE_t>>, extradata = 0x0}}, static self = 0x7ffd2b92d840}, static staticMetaObject = {d = {
> superdata = {direct = 0x7f687f0909c0 <QCoreApplication::staticMetaObject>}, stringdata = 0x7f687fa9f790 <QGuiApplication::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN15QGuiApplicationE_t>+752>,
> data = 0x7f687fa9f4a0 <QGuiApplication::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN15QGuiApplicationE_t>>,
> static_metacall = 0x7f687f2e5460 <QGuiApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0,
> metaTypes = 0x7f687fbbe660 <QGuiApplication::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN15QGuiApplicationE_t>>, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = {
> direct = 0x5646494b2d60 <QGuiApplication::staticMetaObject>}, stringdata = 0x7f6880251508 <QApplication::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN12QApplicationE_t>+392>,
> data = 0x7f6880251380 <QApplication::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN12QApplicationE_t>>,
> static_metacall = 0x7f687fc43140 <QApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0,
> metaTypes = 0x7f6880396160 <QApplication::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN12QApplicationE_t>>, extradata = 0x0}}}
> aboutData = {d = std::unique_ptr<KAboutDataPrivate> = {get() = 0x564653a04950}}
> parser = {d = 0x564653e73e30}
> splitView = false
> openFiles = false
> adminWorkerInfoWanted = <optimized out>
> args = {<QListSpecialMethods<QString>> = {<QListSpecialMethodsBase<QString>> = {<No data fields>}, <No data fields>}, d = {d = 0x564653e76420, ptr = 0x564653e76430, size = 1}}
> urls = {<QListSpecialMethods<QUrl>> = {<QListSpecialMethodsBase<QUrl>> = {<No data fields>}, <No data fields>}, d = {d = 0x564653e7f950, ptr = 0x564653e7f960, size = 1}}
> startedWithURLs = <optimized out>
> mainWindow = <optimized out>
> serviceOptions = <optimized out>
> dolphinDBusService = {<QObject> = {_vptr.QObject = 0x0, static staticMetaObject = {d = {superdata = {direct = 0x0},
> stringdata = 0x7f687ef0d210 <QObject::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>+272>,
> data = 0x7f687ef0d100 <QObject::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>>, static_metacall = 0x7f687eb5cfe0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>,
> relatedMetaObjects = 0x0, metaTypes = 0x7f687f092ae0 <QObject::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>>, extradata = 0x0}}, d_ptr = {d = 0x0}}, static staticMetaObject = {d = {
> superdata = {direct = 0x5646494b2a20 <QObject::staticMetaObject>}, stringdata = 0x7f6880a7923c <KDBusService::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN12KDBusServiceE_t>+316>,
> data = 0x7f6880a79100 <KDBusService::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN12KDBusServiceE_t>>,
> static_metacall = 0x7f6880a67350 <KDBusService::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0,
> metaTypes = 0x7f6880a7da40 <KDBusService::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN12KDBusServiceE_t>>, extradata = 0x0}}, d = std::unique_ptr<KDBusServicePrivate> = {get() = 0x0}}
> interface = {<QObject> = {_vptr.QObject = 0x564653e75cf0, static staticMetaObject = {d = {superdata = {direct = 0x0},
> stringdata = 0x7f687ef0d210 <QObject::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>+272>,
> data = 0x7f687ef0d100 <QObject::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>>, static_metacall = 0x7f687eb5cfe0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>,
> relatedMetaObjects = 0x0, metaTypes = 0x7f687f092ae0 <QObject::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>>, extradata = 0x0}}, d_ptr = {d = 0x0}}, static staticMetaObject = {d = {
> superdata = {direct = 0x5646494b2a20 <QObject::staticMetaObject>}, stringdata = 0x5646494941dc <DBusInterface::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN13DBusInterfaceE_t>+252>,
> data = 0x5646494940e0 <DBusInterface::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN13DBusInterfaceE_t>>,
> static_metacall = 0x5646493989e0 <DBusInterface::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0,
> metaTypes = 0x5646494b4560 <DBusInterface::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN13DBusInterfaceE_t>>, extradata = 0x0}}, m_isDaemon = false}
> feedbackProvider = <optimized out
> ~~~
This consistently occurs if I attach `gdb`, but doesn't appear to affect the
application.
--
You are receiving this mail because:
You are on the CC list for the bug.
More information about the kfm-devel
mailing list