Created attachment 166445 [details]
kioworker-20240305-145006.kcrash

SUMMARY
***
NOTE: If you are reporting a crash, please try to attach a backtrace with debug symbols.
See https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports
***


STEPS TO REPRODUCE
1.  Open Dolphin with IP4 only enabled (IP6 Disabled).
2.  Select Network.
3.  Double Click Shared Folders (SMB)

OBSERVED RESULT
The process for the smb protocol died unexpectedly when using IP4 protocol only but works with IP6 is enabled. 

EXPECTED RESULT
Able to open network share.

SOFTWARE/OS VERSIONS
Windows: 
macOS: 
Linux/KDE Plasma: Ubuntu 22.04/Neon
(available in About System)
KDE Plasma Version: 6.0.0
KDE Frameworks Version: 6.0.0
Qt Version: 6.6.2

ADDITIONAL INFORMATION
Application: kioworker (kioworker), signal: Aborted

[KCrash Handler]
#4  __pthread_kill_implementation (no_tid=0, signo=6, threadid=140355554206336) at ./nptl/pthread_kill.c:44
#5  __pthread_kill_internal (signo=6, threadid=140355554206336) at ./nptl/pthread_kill.c:78
#6  __GI___pthread_kill (threadid=140355554206336, signo=signo@entry=6) at ./nptl/pthread_kill.c:89
#7  0x00007fa716e42476 in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
#8  0x00007fa716e287f3 in __GI_abort () at ./stdlib/abort.c:79
#9  0x00007fa7176db017 in qAbort() () from /lib/x86_64-linux-gnu/libQt6Core.so.6
#10 0x00007fa7176d64e5 in ?? () from /lib/x86_64-linux-gnu/libQt6Core.so.6
#11 0x00007fa7176dba43 in QMessageLogger::fatal(char const*, ...) const () from /lib/x86_64-linux-gnu/libQt6Core.so.6
#12 0x00007fa7176a9c94 in qt_assert(char const*, char const*, int) () from /lib/x86_64-linux-gnu/libQt6Core.so.6
#13 0x00007fa712b78c4d in WSDiscoveryClient::sendProbe (this=this@entry=0x561cbf5ddb50, typeList=..., scopeList=...) at ./src/wsdiscoveryclient.cpp:86
#14 0x00007fa712f191cd in WSDiscoverer::start (this=0x561cbf618db0) at /usr/include/x86_64-linux-gnu/qt6/QtCore/qarraydataops.h:340
#15 0x00007fa712f08f0e in SMBWorker::listDir (this=0x7ffc9a13bef0, kurl=...) at ./smb/kio_smb_browse.cpp:443
#16 0x00007fa7178c3fc8 in KIO::WorkerSlaveBaseBridge::listDir (this=0x561cbf5ad270, url=...) at ./src/core/workerbase_p.h:121
#17 0x00007fa7178c25d6 in KIO::SlaveBase::dispatch (this=0x561cbf5ad270, command=71, data=...) at ./src/core/slavebase.cpp:1229
#18 0x00007fa71796ebaa in KIO::SlaveBase::dispatchLoop() [clone .constprop.0] (this=<optimized out>) at ./src/core/slavebase.cpp:350
#19 0x00007fa7178be39d in KIO::WorkerBase::dispatchLoop (this=<optimized out>) at ./src/core/workerbase.cpp:27
#20 0x00007fa712f05684 in kdemain (argc=<optimized out>, argc@entry=4, argv=<optimized out>) at ./smb/main.cpp:21
#21 0x0000561cbd7e85a0 in main (argc=5, argv=0x7ffc9a13c2f8) at /usr/include/x86_64-linux-gnu/qt6/QtCore/qvarlengtharray.h:84
[Inferior 1 (process 5436) detached]