Bug 511688

Summary: Dolphin crash when access to samba share
Product: [Frameworks and Libraries] frameworks-kio Reporter: Laurent <laurent.claude>
Component: generalAssignee: KIO Bugs <kio-bugs-null>
Status: CONFIRMED ---    
Severity: crash CC: gianfranco.cersosimo, kde, kdedev, kdelibs-bugs-null
Priority: HI Keywords: drkonqi
Version First Reported In: unspecified   
Target Milestone: ---   
Platform: Neon   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report: https://crash-reports.kde.org/organizations/kde/issues/201260/events/14032d37b8dd4e7f8ff21c2dd161913a/

Description Laurent 2025-11-05 20:35:09 UTC 
Application: kioworker (6.19.1)

ApplicationNotResponding [ANR]: false
Qt Version: 6.9.2
Frameworks Version: 6.19.0
Operating System: Linux 6.14.0-34-generic x86_64
Windowing System: Wayland
Distribution: KDE neon User Edition
DrKonqi: 6.5.0 [CoredumpBackend]

-- Information about the crash:
Can't access to a samba share without Dolphin crashe

The crash can be reproduced every time.

-- Backtrace:
Application: kioworker (kioworker), signal: Aborted

Downloading separate debug info for /usr/lib/x86_64-linux-gnu/libexec/kf6/kioworker...
Downloading separate debug info for /usr/lib/x86_64-linux-gnu/libexec/kf6/kioworker...
[New LWP 250169]
[New LWP 250171]
[New LWP 250173]
[New LWP 250172]
[New LWP 250170]
Downloading separate debug info for system-supplied DSO at 0x7e220dcba000...
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/lib/x86_64-linux-gnu/libexec/kf6/kioworker /usr/lib/x86_64-linux-gnu/qt6/plugi'.
Program terminated with signal SIGABRT, Aborted.
Download failed: Invalid argument.  Continuing without source file ./nptl/./nptl/pthread_kill.c.
#0  __pthread_kill_implementation (no_tid=0, signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:44

warning: 44	./nptl/pthread_kill.c: No such file or directory
[Current thread is 1 (Thread 0x7e22085523c0 (LWP 250169))]
add symbol table from file "/lib/x86_64-linux-gnu/libc.so.6"
Downloading separate debug info for /lib/x86_64-linux-gnu/libKF6Crash.so.6...
add symbol table from file "/lib/x86_64-linux-gnu/libKF6Crash.so.6"
Downloading separate debug info for /lib/x86_64-linux-gnu/libQt6Core.so.6...
Downloading separate debug info for /lib/x86_64-linux-gnu/libQt6Core.so.6...
add symbol table from file "/lib/x86_64-linux-gnu/libQt6Core.so.6"
Downloading separate debug info for /lib/x86_64-linux-gnu/libKDSoapWSDiscoveryClient.so.0...
add symbol table from file "/lib/x86_64-linux-gnu/libKDSoapWSDiscoveryClient.so.0"
Downloading separate debug info for /usr/lib/x86_64-linux-gnu/qt6/plugins/kf6/kio/smb.so...
Downloading separate debug info for /usr/lib/x86_64-linux-gnu/qt6/plugins/kf6/kio/smb.so...
add symbol table from file "/usr/lib/x86_64-linux-gnu/qt6/plugins/kf6/kio/smb.so"
Downloading separate debug info for /lib/x86_64-linux-gnu/libKF6KIOCore.so.6...
add symbol table from file "/lib/x86_64-linux-gnu/libKF6KIOCore.so.6"
add symbol table from file "/usr/lib/x86_64-linux-gnu/libexec/kf6/kioworker"
Downloading source file /usr/src/kf6-kio-6.19.1-0zneon+24.04+noble+release+build61/src/kioworker/kioworker.cpp...
Downloading source file /usr/src/kio-extras-4:25.08.2-0zneon+24.04+noble+release+build42/smb/main.cpp...
Downloading source file /usr/src/kf6-kio-6.19.1-0zneon+24.04+noble+release+build61/src/core/slavebase.cpp...
Downloading source file /usr/src/kf6-kio-6.19.1-0zneon+24.04+noble+release+build61/src/core/workerbase_p.h...
Downloading source file /usr/src/kio-extras-4:25.08.2-0zneon+24.04+noble+release+build42/smb/kio_smb_browse.cpp...
Downloading source file /usr/include/x86_64-linux-gnu/qt6/QtCore/qarraydataops.h...
Downloading source file /usr/src/kdsoap-ws-discovery-client-0.4.0-0zneon+24.04+noble+release+build2/src/wsdiscoveryclient.cpp...
Downloading source file /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/global/qassert.cpp...
Downloading source file /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/global/qlogging.cpp...
Download failed: Invalid argument.  Continuing without source file ./stdlib/./stdlib/abort.c.
Download failed: Invalid argument.  Continuing without source file ./signal/../sysdeps/posix/raise.c.
Download failed: Invalid argument.  Continuing without source file ./nptl/./nptl/pthread_kill.c.
Downloading separate debug info for /lib/x86_64-linux-gnu/libglib-2.0.so.0...
warning: could not find '.gnu_debugaltlink' file for /lib/x86_64-linux-gnu/libglib-2.0.so.0
Downloading separate debug info for /lib/x86_64-linux-gnu/libglib-2.0.so.0...
add symbol table from file "/lib/x86_64-linux-gnu/libglib-2.0.so.0"
warning: could not find '.gnu_debugaltlink' file for /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.8000.0
Downloading separate debug info for /lib/x86_64-linux-gnu/libQt6DBus.so.6...
add symbol table from file "/lib/x86_64-linux-gnu/libQt6DBus.so.6"
Download failed: Invalid argument.  Continuing without source file ./misc/../sysdeps/unix/sysv/linux/x86_64/clone3.S.
Download failed: Invalid argument.  Continuing without source file ./nptl/./nptl/pthread_create.c.
Downloading source file /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/thread/qthread_unix.cpp...
Downloading source file /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/dbus/qdbusconnectionmanager.cpp...
Downloading source file /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/global/qflags.h...
Downloading source file /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/kernel/qeventdispatcher_glib.cpp...
Download failed: Invalid argument.  Continuing without source file ./io/../sysdeps/unix/sysv/linux/poll.c.
warning: could not find '.gnu_debugaltlink' file for /lib/x86_64-linux-gnu/libgio-2.0.so.0
Downloading separate debug info for /lib/x86_64-linux-gnu/libgio-2.0.so.0...
add symbol table from file "/lib/x86_64-linux-gnu/libgio-2.0.so.0"
warning: could not find '.gnu_debugaltlink' file for /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0.8000.0
Download failed: Invalid argument.  Continuing without source file ./misc/../sysdeps/unix/sysv/linux/x86_64/syscall.S.
[Current thread is 1 (Thread 0x7e22085523c0 (LWP 250169))]

Thread 5 (Thread 0x7e22063dd6c0 (LWP 250170)):
#0  0x00007e220d11b4fd in __GI___poll (fds=0x5fa75f8ff2c0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007e220c57368e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007e220c513a63 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007e220d95cb2f in QEventDispatcherGlib::processEvents (this=0x7e2200000b70, flags=...) at /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/kernel/qeventdispatcher_glib.cpp:399
#4  0x00007e220d6edadb in QEventLoop::exec (this=0x7e22063dc830, flags=...) at /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/global/qflags.h:77
#5  0x00007e220d7e9597 in QThread::exec (this=this@entry=0x7e220cdcbf80 <QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager> >::instance()::holder>) at /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/global/qflags.h:77
#6  0x00007e220cd5dbdd in QDBusConnectionManager::run (this=0x7e220cdcbf80 <QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager> >::instance()::holder>) at /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/dbus/qdbusconnectionmanager.cpp:145
#7  0x00007e220d86b380 in operator() (__closure=<optimized out>) at /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/thread/qthread_unix.cpp:434
#8  (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=...) at /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/thread/qthread_unix.cpp:366
#9  QThreadPrivate::start (arg=0x7e220cdcbf80 <QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager> >::instance()::holder>) at /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/thread/qthread_unix.cpp:394
#10 0x00007e220d09caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#11 0x00007e220d129c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 4 (Thread 0x7e22053426c0 (LWP 250172)):
#0  0x00007e220d11b4fd in __GI___poll (fds=0x5fa75f996dc0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007e220c57368e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007e220c513a63 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007e220c513ab9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007e220c542d92 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007e220d09caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#6  0x00007e220d129c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 3 (Thread 0x7e2204b416c0 (LWP 250173)):
#0  0x00007e220d11b4fd in __GI___poll (fds=0x7e21f0000b90, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007e220c57368e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007e220c514f87 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007e2208e7c542 in ?? () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007e220c542d92 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007e220d09caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#6  0x00007e220d129c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 2 (Thread 0x7e2205b436c0 (LWP 250171)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007e220c56d4ad in g_cond_wait () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007e220c4de53b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007e220c543b73 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007e220c542d92 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007e220d09caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#6  0x00007e220d129c6c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 1 (Thread 0x7e22085523c0 (LWP 250169)):
[KCrash Handler]
#6  __pthread_kill_implementation (no_tid=0, signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:44
#7  __pthread_kill_internal (signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:78
#8  __GI___pthread_kill (threadid=<optimized out>, signo=6) at ./nptl/pthread_kill.c:89
#9  0x00007e220d04527e in __GI_raise (sig=6) at ../sysdeps/posix/raise.c:26
#10 0x00007e220d0288ff in __GI_abort () at ./stdlib/abort.c:79
#11 0x00007e220d672d32 in qAbort () at /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/global/qassert.cpp:46
#12 qt_message_fatal<QString&> (message=..., context=...) at /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/global/qlogging.cpp:2149
#13 qt_message(QtMsgType, const QMessageLogContext &, const char *, typedef __va_list_tag __va_list_tag *) (msgType=msgType@entry=QtFatalMsg, context=..., msg=msg@entry=0x7e220d64b8d0 "ASSERT: \"%s\" in file %s, line %d", ap=ap@entry=0x7ffe2dbf95b8) at /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/global/qlogging.cpp:381
#14 0x00007e220d673b45 in QMessageLogger::fatal (this=<optimized out>, msg=0x7e220d64b8d0 "ASSERT: \"%s\" in file %s, line %d") at /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/global/qlogging.cpp:883
#15 0x00007e220d65d779 in qt_assert (assertion=assertion@entry=0x7e2207e14b0b "rc", file=file@entry=0x7e2207e14aef "./src/wsdiscoveryclient.cpp", line=line@entry=86) at /usr/src/qt6-base-6.9.2-0zneon+24.04+noble+release+build121/src/corelib/global/qassert.cpp:105
#16 0x00007e2207dfda8f in WSDiscoveryClient::sendProbe (this=this@entry=0x5fa75f8fe8e0, typeList=..., scopeList=...) at /usr/src/kdsoap-ws-discovery-client-0.4.0-0zneon+24.04+noble+release+build2/src/wsdiscoveryclient.cpp:86
#17 0x00007e2207e4559f in WSDiscoverer::start (this=0x5fa75f980de0) at /usr/include/x86_64-linux-gnu/qt6/QtCore/qarraydataops.h:293
#18 0x00007e2207e34c06 in SMBWorker::listDir (this=0x7ffe2dbfa300, kurl=...) at /usr/src/kio-extras-4:25.08.2-0zneon+24.04+noble+release+build42/smb/kio_smb_browse.cpp:443
#19 0x00007e220db94a8a in KIO::WorkerSlaveBaseBridge::listDir (this=0x5fa75f964940, url=...) at /usr/src/kf6-kio-6.19.1-0zneon+24.04+noble+release+build61/src/core/workerbase_p.h:121
#20 0x00007e220db92705 in KIO::SlaveBase::dispatch (this=0x5fa75f964940, command=71, data=...) at /usr/src/kf6-kio-6.19.1-0zneon+24.04+noble+release+build61/src/core/slavebase.cpp:1177
#21 0x00007e220dc37f96 in KIO::SlaveBase::dispatchLoop() [clone .constprop.0] (this=0x5fa75f964940) at /usr/src/kf6-kio-6.19.1-0zneon+24.04+noble+release+build61/src/core/slavebase.cpp:330
#22 0x00007e2207e328d1 in kdemain (argc=<optimized out>, argv=<optimized out>) at /usr/src/kio-extras-4:25.08.2-0zneon+24.04+noble+release+build42/smb/main.cpp:21
#23 0x00005fa733186589 in main (argc=5, argv=0x7ffe2dbfa718) at /usr/src/kf6-kio-6.19.1-0zneon+24.04+noble+release+build61/src/kioworker/kioworker.cpp:144

Reported using DrKonqi
Comment 1 TraceyC 2025-11-06 20:48:02 UTC 
Thanks for the bug report.

The backtrace looks exactly like the one in bug 477118, which we thought was fixed, ref
https://invent.kde.org/libraries/kdsoap-ws-discovery-client/-/merge_requests/12
Comment 2 Gianfranco 2025-11-22 17:17:52 UTC 
i only try access at my nas Synology   in lan ....smb://192.168.2.3  and crash.