Crash in __dynamic_cast

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Component
kf6-kio
Last affected version
0:6.13.0-1.fc40
Executable
/usr/libexec/kf6/kioworker
Error name
SIGSEGV 11
First occurrence
2026-09-15
Last occurrence
2026-09-15
Unique reports
1
Quality
-44

Statistics

Operating system Unique / Total count
Fedora 40 1 / 1
Operating system Count
Fedora 40 1
Architecture Count
x86_64 1
Related packages Count
llvm-libs 1
 0:18.1.8-4.fc40 1
kf6-kio-core 1
 0:6.13.0-1.fc40 1
mesa-dri-drivers 1
 0:24.1.7-1.fc40 1
kf6-breeze-icons 1
 0:6.13.0-2.fc40 1

Packages names with count less than the total count of reports are most probably not the cause of the problem.

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Backtrace

Frame # Function Binary Source or offset Line
1
__dynamic_cast
/lib64/libstdc++.so.6 0xb65e2
Build id: efdde18722aa72a0a779270371aeee5a9f6ddf87 		-
2
KCrash::defaultCrashHandler(int)
/lib64/libKF6Crash.so.6 0x8458
Build id: 20ecadfd92d2fa7cdcefd4211fccc047aadd314f 		-
3
/lib64/libc.so.6 0x40fd0
Build id: fc3b3c4da3283cd44c006682a30b9df3242de053 		-
4
genericsig_handler.lto_priv.0
/lib64/libKF6KIOCore.so.6 0x82777
Build id: 7373e0ce4ea210c08b3e9ec926515157e97c78be 		-
5
/lib64/libc.so.6 0x40fd0
Build id: fc3b3c4da3283cd44c006682a30b9df3242de053 		-
6
FcDirCacheMapFd
/lib64/libfontconfig.so.1 0x121f6
Build id: 2c6a6ac9cee98b2758af4add0611d740f3798f17 		-
7
FcDirCacheMapHelper.lto_priv.0
/lib64/libfontconfig.so.1 0x124d6
Build id: 2c6a6ac9cee98b2758af4add0611d740f3798f17 		-
8
FcDirCacheProcess.lto_priv.0
/lib64/libfontconfig.so.1 0x110a6
Build id: 2c6a6ac9cee98b2758af4add0611d740f3798f17 		-
9
FcConfigAddDirList
/lib64/libfontconfig.so.1 0x114b1
Build id: 2c6a6ac9cee98b2758af4add0611d740f3798f17 		-
10
FcConfigBuildFonts
/lib64/libfontconfig.so.1 0xe847
Build id: 2c6a6ac9cee98b2758af4add0611d740f3798f17 		-
11
FcConfigEnsure.lto_priv.0
/lib64/libfontconfig.so.1 0x10e31
Build id: 2c6a6ac9cee98b2758af4add0611d740f3798f17 		-
12
QFontconfigDatabase::~QFontconfigDatabase()
/lib64/libQt6Gui.so.6 0x73c173
Build id: a92d5b75f2d42b0bf99ace04135da64af38c2da9 		-
13
QFontconfigDatabase::~QFontconfigDatabase()
/lib64/libQt6Gui.so.6 0x73c1b5
Build id: a92d5b75f2d42b0bf99ace04135da64af38c2da9 		-
14
QOffscreenX11Integration::~QOffscreenX11Integration()
/usr/lib64/qt6/plugins/platforms/libqoffscreen.so 0x1666f
Build id: 181724b2435b10fcae1d1a69278ed4e6a7c7d68c 		-
15
QGuiApplicationPrivate::~QGuiApplicationPrivate()
/lib64/libQt6Gui.so.6 0x1eb972
Build id: a92d5b75f2d42b0bf99ace04135da64af38c2da9 		-
16
QApplicationPrivate::~QApplicationPrivate()
/lib64/libQt6Widgets.so.6 0x18b395
Build id: 260f8cc5912b9060102284085b3fbedbb340140f 		-
17
kdemain
/usr/lib64/qt6/plugins/kf6/kio/thumbnail.so 0xd913
Build id: 79a5589d6c5d28ec77faaa7ec3bcc3d17a495422 		-
18
main
/usr/libexec/kf6/kioworker 0x14ed
Build id: 61a1e1c5543c37074984f61697c8efe747a543a0 		-
19
__libc_start_call_main
/lib64/libc.so.6 0x2a088
Build id: fc3b3c4da3283cd44c006682a30b9df3242de053 		-
20
__libc_start_main@@GLIBC_2.34
/lib64/libc.so.6 0x2a14b
Build id: fc3b3c4da3283cd44c006682a30b9df3242de053 		-
21
_start
/usr/libexec/kf6/kioworker 0x1795
Build id: 61a1e1c5543c37074984f61697c8efe747a543a0 		-